SEC Info  
    Home      Search      My Interests      Help      Sign In      Please Sign In

Humana Inc – ‘8-K’ for 10/20/11 – ‘EX-101.PRE’

On:  Thursday, 10/20/11, at 4:32pm ET   ·   For:  10/20/11   ·   Accession #:  1193125-11-276080   ·   File #:  1-05975

Previous ‘8-K’:  ‘8-K’ on / for 9/12/11   ·   Next:  ‘8-K’ on / for 10/31/11   ·   Latest:  ‘8-K’ on / for 4/24/24

Find Words in Filings emoji
 
  in    Show  and   Hints

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

10/20/11  Humana Inc                        8-K:8,9    10/20/11  106:13M                                    Donnelley … Solutions/FA

Current Report   —   Form 8-K   —   Sect. 13 / 15(d) – SEA’34
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 8-K         Current Report                                      HTML     47K 
 2: EX-23       Consent of Independent Registered Public            HTML     31K 
                Accounting Firm                                                  
 3: EX-99.1     Item 1. Business With Retrospective Application of  HTML    209K 
                Segments                                                         
 4: EX-99.2     Item 6. Selected Financial Data                     HTML     92K 
 5: EX-99.3     Item 7. Management's Discussion and Analysis        HTML    598K 
 6: EX-99.4     Item 8. Financial Statements and Supplementary      HTML    828K 
                Data                                                             
23: R1          Document And Entity Information                     HTML     43K 
92: R2          Consolidated Balance Sheets                         HTML    164K 
15: R3          Consolidated Balance Sheets (Parenthetical)         HTML     53K 
16: R4          Consolidated Statements Of Income                   HTML     95K 
79: R5          Consolidated Statements Of Stockholders' Equity     HTML    119K 
45: R6          Consolidated Statements Of Stockholders' Equity     HTML     38K 
                (Parenthetical)                                                  
85: R7          Consolidated Statements Of Cash Flows               HTML    189K 
34: R8          Reporting Entity                                    HTML     37K 
47: R9          Summary Of Significant Accounting Policies          HTML     88K 
54: R10         Acquisitions                                        HTML     57K 
71: R11         Investment Securities                               HTML    144K 
28: R12         Fair Value                                          HTML    116K 
43: R13         Medicare Part D                                     HTML     41K 
36: R14         Property And Equipment, Net                         HTML     44K 
39: R15         Goodwill And Other Intangible Assets                HTML     81K 
86: R16         Benefits Payable                                    HTML     59K 
33: R17         Income Taxes                                        HTML     86K 
65: R18         Debt                                                HTML     50K 
37: R19         Derivative Financial Instruments                    HTML     43K 
91: R20         Employee Benefit Plans                              HTML     81K 
73: R21         Earnings Per Common Share Computation               HTML     50K 
80: R22         Stockholders' Equity                                HTML     38K 
21: R23         Commitments, Guarantees And Contingencies           HTML     88K 
82: R24         Segment Information                                 HTML    287K 
32: R25         Expenses Associated With Long-Duration Insurance    HTML     53K 
                Products                                                         
25: R26         Reinsurance                                         HTML     45K 
29: R27         Quarterly Financial Information                     HTML     57K 
57: R28         Summary Of Significant Accounting Policies          HTML    159K 
                (Policy)                                                         
78: R29         Acquisitions (Tables)                               HTML     43K 
64: R30         Investment Securities (Tables)                      HTML    137K 
49: R31         Fair Value (Tables)                                 HTML    109K 
42: R32         Medicare Part D (Tables)                            HTML     40K 
62: R33         Property And Equipment, Net (Tables)                HTML     43K 
90: R34         Goodwill And Other Intangible Assets (Tables)       HTML     81K 
35: R35         Benefits Payable (Tables)                           HTML     56K 
94: R36         Income Taxes (Tables)                               HTML     79K 
106: R37         Debt (Tables)                                       HTML     41K  
31: R38         Employee Benefit Plans (Tables)                     HTML     69K 
76: R39         Earnings Per Common Share Computation (Tables)      HTML     46K 
48: R40         Commitments, Guarantees And Contingencies (Tables)  HTML     55K 
63: R41         Segment Information (Tables)                        HTML    271K 
56: R42         Expenses Associated With Long-Duration Insurance    HTML     43K 
                Products (Tables)                                                
30: R43         Reinsurance (Tables)                                HTML     35K 
81: R44         Quarterly Financial Information (Tables)            HTML     52K 
103: R45         Reporting Entity (Narrative) (Details)              HTML     43K  
104: R46         Summary Of Significant Accounting Policies          HTML     40K  
                (Narrative) (Details)                                            
26: R47         Acquisitions (Narrative) (Details)                  HTML     64K 
24: R48         Acquisitions (Fair Values Of Assets Acquired And    HTML     64K 
                Liabilities Assumed At The Date Of The                           
                Acquisition) (Details)                                           
100: R49         Investment Securities (Narrative) (Details)         HTML     42K  
14: R50         Investment Securities (Investment Securities        HTML     55K 
                Classified As Current And Long-Term) (Details)                   
52: R51         Investment Securities (Gross Unrealized Losses And  HTML     68K 
                Fair Values Aggregated By Investment Category And                
                Length Of Time In Continuous Unrealized Loss                     
                Position) (Details)                                              
44: R52         Investment Securities (Detail Of Realized Gains     HTML     40K 
                (Losses) Related To Investment Securities And                    
                Included With Investment Income) (Details)                       
18: R53         Investment Securities (Contractual Maturities Of    HTML     76K 
                Debt Securities Available For Sale) (Details)                    
105: R54         Fair Value (Narrative) (Details)                    HTML     38K  
87: R55         Fair Value (Financial Assets Measured At Fair       HTML     69K 
                Value On A Recurring Basis) (Details)                            
66: R56         Fair Value (Changes In Fair Value Of Assets         HTML     50K 
                Measured Using Significant Unobservable Inputs)                  
                (Details)                                                        
101: R57         Medicare Part D (Balance Sheet Accounts Associated  HTML     38K  
                With Medicare Part D) (Details)                                  
50: R58         Property And Equipment, Net (Narrative) (Details)   HTML     38K 
88: R59         Property And Equipment, Net (Property And           HTML     53K 
                Equipment) (Details)                                             
51: R60         Goodwill And Other Intangible Assets (Narrative)    HTML     35K 
                (Details)                                                        
70: R61         Goodwill And Other Intangible Assets (Changes In    HTML     48K 
                Carrying Amount Of Goodwill By Reportable Segment)               
                (Details)                                                        
61: R62         Goodwill And Other Intangible Assets (Detail Of     HTML     47K 
                Intangible Assets Classified As Other Long-Term                  
                Assets) (Details)                                                
75: R63         Goodwill And Other Intangible Assets (Estimate Of   HTML     44K 
                Amortization Expense) (Details)                                  
53: R64         Benefits Payable (Narrative) (Details)              HTML     33K 
74: R65         Benefits Payable (Activity In Benefits Payable)     HTML     57K 
                (Details)                                                        
58: R66         Benefits Payable (Benefit Expenses Excluded From    HTML     37K 
                Activity In Benefits Payable) (Details)                          
102: R67         Income Taxes (Narrative) (Details)                  HTML     44K  
84: R68         Income Taxes (Elements That Comprise Provision For  HTML     57K 
                Income Taxes) (Details)                                          
89: R69         Income Taxes (Reconciliation Of Provision For       HTML     52K 
                Income Taxes And The Amount Computed Using The                   
                Federal Statutory Rate) (Details)                                
77: R70         Income Taxes (Principal Components Of Net Deferred  HTML     99K 
                Tax Balances) (Details)                                          
17: R71         Debt (Narrative) (Details)                          HTML     92K 
83: R72         Debt (Carrying Value Of Long-Term Debt Of           HTML     53K 
                Outstanding) (Details)                                           
38: R73         Derivative Financial Instruments (Narrative)        HTML     34K 
                (Details)                                                        
68: R74         Employee Benefit Plans (Narrative) (Details)        HTML     99K 
98: R75         Employee Benefit Plans (Stock-Based Compensation    HTML     44K 
                Expense) (Details)                                               
55: R76         Employee Benefit Plans (Weighted-Average Fair       HTML     48K 
                Value Of Stock Options) (Details)                                
27: R77         Employee Benefit Plans (Activity For Option Plans)  HTML     70K 
                (Details)                                                        
60: R78         Employee Benefit Plans (Weighted-Average Grant      HTML     64K 
                Date Fair Value Of Restricted Stock Awards)                      
                (Details)                                                        
95: R79         Earnings Per Common Share Computation (Narrative)   HTML     37K 
                (Details)                                                        
22: R80         Earnings Per Common Share Computation (Detail       HTML     69K 
                Supporting The Computation Of Basic And Diluted                  
                Earnings Per Common Share) (Details)                             
67: R81         Stockholders' Equity (Narrative) (Details)          HTML     57K 
13: R82         Commitments, Guarantees And Contingencies           HTML     44K 
                (Narrative) (Details)                                            
46: R83         Commitments, Guarantees And Contingencies (Rent     HTML     37K 
                Expense And Sublease Rental Income Associated With               
                Operating Leases) (Details)                                      
19: R84         Commitments, Guarantees And Contingencies (Future   HTML     89K 
                Annual Minimum Payments Due) (Details)                           
41: R85         Segment Information (Narrative) (Details)           HTML     39K 
72: R86         Segment Information (Segment Results) (Details)     HTML    197K 
59: R87         Expenses Associated With Long-Duration Insurance    HTML     62K 
                Products (Narrative) (Details)                                   
40: R88         Expenses Associated With Long-Duration Insurance    HTML     47K 
                Products (Schedule Of Deferred Acquisition Cost                  
                And Future Policy Benefits Payable With Our                      
                Long-Duration Insurance Products) (Details)                      
20: R89         Reinsurance (Narrative) (Details)                   HTML     46K 
69: R90         Reinsurance (Balance And Financial Rating Related   HTML     33K 
                To Reinsurers) (Details)                                         
96: R91         Quarterly Financial Information (Schedule           HTML     68K 
                Summarizing Quarterly Operation Results) (Details)               
97: XML         IDEA XML File -- Filing Summary                      XML    170K 
99: EXCEL       IDEA Workbook of Financial Reports (.xls)            XLS   2.25M 
 7: EX-101.INS  XBRL Instance -- hum-20111031                        XML   3.67M 
 9: EX-101.CAL  XBRL Calculations -- hum-20111031_cal                XML    270K 
10: EX-101.DEF  XBRL Definitions -- hum-20111031_def                 XML    542K 
11: EX-101.LAB  XBRL Labels -- hum-20111031_lab                      XML   1.54M 
12: EX-101.PRE  XBRL Presentations -- hum-20111031_pre               XML   1.12M 
 8: EX-101.SCH  XBRL Schema -- hum-20111031                          XSD    258K 
93: ZIP         XBRL Zipped Folder -- 0001193125-11-276080-xbrl      Zip    243K 


‘EX-101.PRE’   —   XBRL Presentations — hum-20111031_pre


This Exhibit is an XBRL XML File.


                                                                                                                                                                                
<?xml version="1.0" encoding="windows-1252"?>
<!-- XBRL document created with Crossfire by Rivet Software version 4.2.115.0 http://www.rivetsoftware.com -->
<!-- Based on XBRL 2.1 -->
<!-- Created on: 10/19/2011 1:40:01 PM -->
<!-- Modified on: 10/19/2011 1:40:01 PM -->
<linkbase xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DocumentDocumentAndEntityInformation" roleURI="http://www.humana.com/2010-12-31/role/DocumentDocumentAndEntityInformation"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#StatementConsolidatedBalanceSheets" roleURI="http://www.humana.com/2010-12-31/role/StatementConsolidatedBalanceSheets"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#StatementConsolidatedBalanceSheetsParenthetical" roleURI="http://www.humana.com/2010-12-31/role/StatementConsolidatedBalanceSheetsParenthetical"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#StatementConsolidatedStatementsOfIncome" roleURI="http://www.humana.com/2010-12-31/role/StatementConsolidatedStatementsOfIncome"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#StatementConsolidatedStatementsOfStockholdersEquity" roleURI="http://www.humana.com/2010-12-31/role/StatementConsolidatedStatementsOfStockholdersEquity"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#StatementConsolidatedStatementsOfStockholdersEquityParenthetical" roleURI="http://www.humana.com/2010-12-31/role/StatementConsolidatedStatementsOfStockholdersEquityParenthetical"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#StatementConsolidatedStatementsOfCashFlows" roleURI="http://www.humana.com/2010-12-31/role/StatementConsolidatedStatementsOfCashFlows"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureReportingEntity" roleURI="http://www.humana.com/2010-12-31/role/DisclosureReportingEntity"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureSummaryOfSignificantAccountingPolicies" roleURI="http://www.humana.com/2010-12-31/role/DisclosureSummaryOfSignificantAccountingPolicies"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureAcquisitions" roleURI="http://www.humana.com/2010-12-31/role/DisclosureAcquisitions"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureInvestmentSecurities" roleURI="http://www.humana.com/2010-12-31/role/DisclosureInvestmentSecurities"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureFairValue" roleURI="http://www.humana.com/2010-12-31/role/DisclosureFairValue"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureMedicarePartD" roleURI="http://www.humana.com/2010-12-31/role/DisclosureMedicarePartD"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosurePropertyAndEquipmentNet" roleURI="http://www.humana.com/2010-12-31/role/DisclosurePropertyAndEquipmentNet"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureGoodwillAndOtherIntangibleAssets" roleURI="http://www.humana.com/2010-12-31/role/DisclosureGoodwillAndOtherIntangibleAssets"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureBenefitsPayable" roleURI="http://www.humana.com/2010-12-31/role/DisclosureBenefitsPayable"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureIncomeTaxes" roleURI="http://www.humana.com/2010-12-31/role/DisclosureIncomeTaxes"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureDebt" roleURI="http://www.humana.com/2010-12-31/role/DisclosureDebt"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureDerivativeFinancialInstruments" roleURI="http://www.humana.com/2010-12-31/role/DisclosureDerivativeFinancialInstruments"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureEmployeeBenefitPlans" roleURI="http://www.humana.com/2010-12-31/role/DisclosureEmployeeBenefitPlans"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureEarningsPerCommonShareComputation" roleURI="http://www.humana.com/2010-12-31/role/DisclosureEarningsPerCommonShareComputation"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureStockholdersEquity" roleURI="http://www.humana.com/2010-12-31/role/DisclosureStockholdersEquity"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureCommitmentsGuaranteesAndContingencies" roleURI="http://www.humana.com/2010-12-31/role/DisclosureCommitmentsGuaranteesAndContingencies"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureSegmentInformation" roleURI="http://www.humana.com/2010-12-31/role/DisclosureSegmentInformation"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureExpensesAssociatedWithLongDurationInsuranceProducts" roleURI="http://www.humana.com/2010-12-31/role/DisclosureExpensesAssociatedWithLongDurationInsuranceProducts"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureReinsurance" roleURI="http://www.humana.com/2010-12-31/role/DisclosureReinsurance"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureQuarterlyFinancialInformation" roleURI="http://www.humana.com/2010-12-31/role/DisclosureQuarterlyFinancialInformation"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureSummaryOfSignificantAccountingPoliciesPolicy" roleURI="http://www.humana.com/2010-12-31/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicy"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureAcquisitionsTables" roleURI="http://www.humana.com/2010-12-31/role/DisclosureAcquisitionsTables"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureInvestmentSecuritiesTables" roleURI="http://www.humana.com/2010-12-31/role/DisclosureInvestmentSecuritiesTables"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureFairValueTables" roleURI="http://www.humana.com/2010-12-31/role/DisclosureFairValueTables"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureMedicarePartDTables" roleURI="http://www.humana.com/2010-12-31/role/DisclosureMedicarePartDTables"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosurePropertyAndEquipmentNetTables" roleURI="http://www.humana.com/2010-12-31/role/DisclosurePropertyAndEquipmentNetTables"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureGoodwillAndOtherIntangibleAssetsTables" roleURI="http://www.humana.com/2010-12-31/role/DisclosureGoodwillAndOtherIntangibleAssetsTables"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureBenefitsPayableTables" roleURI="http://www.humana.com/2010-12-31/role/DisclosureBenefitsPayableTables"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureIncomeTaxesTables" roleURI="http://www.humana.com/2010-12-31/role/DisclosureIncomeTaxesTables"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureDebtTables" roleURI="http://www.humana.com/2010-12-31/role/DisclosureDebtTables"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureEmployeeBenefitPlansTables" roleURI="http://www.humana.com/2010-12-31/role/DisclosureEmployeeBenefitPlansTables"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureEarningsPerCommonShareComputationTables" roleURI="http://www.humana.com/2010-12-31/role/DisclosureEarningsPerCommonShareComputationTables"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureCommitmentsGuaranteesAndContingenciesTables" roleURI="http://www.humana.com/2010-12-31/role/DisclosureCommitmentsGuaranteesAndContingenciesTables"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureSegmentInformationTables" roleURI="http://www.humana.com/2010-12-31/role/DisclosureSegmentInformationTables"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureExpensesAssociatedWithLongDurationInsuranceProductsTables" roleURI="http://www.humana.com/2010-12-31/role/DisclosureExpensesAssociatedWithLongDurationInsuranceProductsTables"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureReinsuranceTables" roleURI="http://www.humana.com/2010-12-31/role/DisclosureReinsuranceTables"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureQuarterlyFinancialInformationTables" roleURI="http://www.humana.com/2010-12-31/role/DisclosureQuarterlyFinancialInformationTables"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureReportingEntityNarrativeDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureReportingEntityNarrativeDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureSummaryOfSignificantAccountingPoliciesNarrativeDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureSummaryOfSignificantAccountingPoliciesNarrativeDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureAcquisitionsNarrativeDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureAcquisitionsNarrativeDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureAcquisitionsFairValuesOfAssetsAcquiredAndLiabilitiesAssumedAtDateOfAcquisitionDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureAcquisitionsFairValuesOfAssetsAcquiredAndLiabilitiesAssumedAtDateOfAcquisitionDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureInvestmentSecuritiesNarrativeDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureInvestmentSecuritiesNarrativeDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureInvestmentSecuritiesInvestmentSecuritiesClassifiedAsCurrentAndLongTermDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureInvestmentSecuritiesInvestmentSecuritiesClassifiedAsCurrentAndLongTermDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureInvestmentSecuritiesGrossUnrealizedLossesAndFairValuesAggregatedByInvestmentCategoryAndLengthOfTimeInContinuousUnrealizedLossPositionDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureInvestmentSecuritiesGrossUnrealizedLossesAndFairValuesAggregatedByInvestmentCategoryAndLengthOfTimeInContinuousUnrealizedLossPositionDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureInvestmentSecuritiesDetailOfRealizedGainsLossesRelatedToInvestmentSecuritiesAndIncludedWithInvestmentIncomeDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureInvestmentSecuritiesDetailOfRealizedGainsLossesRelatedToInvestmentSecuritiesAndIncludedWithInvestmentIncomeDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureInvestmentSecuritiesContractualMaturitiesOfDebtSecuritiesAvailableForSaleDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureInvestmentSecuritiesContractualMaturitiesOfDebtSecuritiesAvailableForSaleDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureFairValueNarrativeDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureFairValueNarrativeDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureFairValueFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureFairValueFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureFairValueChangesInFairValueOfAssetsMeasuredUsingSignificantUnobservableInputsDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureFairValueChangesInFairValueOfAssetsMeasuredUsingSignificantUnobservableInputsDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureMedicarePartDBalanceSheetAccountsAssociatedWithMedicarePartDDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureMedicarePartDBalanceSheetAccountsAssociatedWithMedicarePartDDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosurePropertyAndEquipmentNetNarrativeDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosurePropertyAndEquipmentNetNarrativeDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosurePropertyAndEquipmentNetPropertyAndEquipmentDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosurePropertyAndEquipmentNetPropertyAndEquipmentDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureGoodwillAndOtherIntangibleAssetsNarrativeDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureGoodwillAndOtherIntangibleAssetsNarrativeDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureGoodwillAndOtherIntangibleAssetsChangesInCarryingAmountOfGoodwillByReportableSegmentDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureGoodwillAndOtherIntangibleAssetsChangesInCarryingAmountOfGoodwillByReportableSegmentDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureGoodwillAndOtherIntangibleAssetsDetailOfIntangibleAssetsClassifiedAsOtherLongTermAssetsDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureGoodwillAndOtherIntangibleAssetsDetailOfIntangibleAssetsClassifiedAsOtherLongTermAssetsDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureGoodwillAndOtherIntangibleAssetsEstimateOfAmortizationExpenseDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureGoodwillAndOtherIntangibleAssetsEstimateOfAmortizationExpenseDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureBenefitsPayableNarrativeDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureBenefitsPayableNarrativeDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureBenefitsPayableActivityInBenefitsPayableDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureBenefitsPayableActivityInBenefitsPayableDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureBenefitsPayableBenefitExpensesExcludedFromActivityInBenefitsPayableDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureBenefitsPayableBenefitExpensesExcludedFromActivityInBenefitsPayableDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureIncomeTaxesNarrativeDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureIncomeTaxesNarrativeDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureIncomeTaxesElementsThatCompriseProvisionForIncomeTaxesDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureIncomeTaxesElementsThatCompriseProvisionForIncomeTaxesDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureIncomeTaxesReconciliationOfProvisionForIncomeTaxesAndAmountComputedUsingFederalStatutoryRateDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureIncomeTaxesReconciliationOfProvisionForIncomeTaxesAndAmountComputedUsingFederalStatutoryRateDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureIncomeTaxesPrincipalComponentsOfNetDeferredTaxBalancesDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureIncomeTaxesPrincipalComponentsOfNetDeferredTaxBalancesDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureDebtNarrativeDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureDebtNarrativeDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureDebtCarryingValueOfLongTermDebtOfOutstandingDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureDebtCarryingValueOfLongTermDebtOfOutstandingDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureDerivativeFinancialInstrumentsNarrativeDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureDerivativeFinancialInstrumentsNarrativeDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureEmployeeBenefitPlansNarrativeDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureEmployeeBenefitPlansNarrativeDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureEmployeeBenefitPlansStockBasedCompensationExpenseDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureEmployeeBenefitPlansStockBasedCompensationExpenseDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureEmployeeBenefitPlansWeightedAverageFairValueOfStockOptionsDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureEmployeeBenefitPlansWeightedAverageFairValueOfStockOptionsDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureEmployeeBenefitPlansActivityForOptionPlansDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureEmployeeBenefitPlansActivityForOptionPlansDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureEmployeeBenefitPlansWeightedAverageGrantDateFairValueOfRestrictedStockAwardsDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureEmployeeBenefitPlansWeightedAverageGrantDateFairValueOfRestrictedStockAwardsDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureEarningsPerCommonShareComputationNarrativeDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureEarningsPerCommonShareComputationNarrativeDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureEarningsPerCommonShareComputationDetailSupportingComputationOfBasicAndDilutedEarningsPerCommonShareDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureEarningsPerCommonShareComputationDetailSupportingComputationOfBasicAndDilutedEarningsPerCommonShareDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureStockholdersEquityNarrativeDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureStockholdersEquityNarrativeDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureCommitmentsGuaranteesAndContingenciesNarrativeDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureCommitmentsGuaranteesAndContingenciesNarrativeDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureCommitmentsGuaranteesAndContingenciesRentExpenseAndSubleaseRentalIncomeAssociatedWithOperatingLeasesDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureCommitmentsGuaranteesAndContingenciesRentExpenseAndSubleaseRentalIncomeAssociatedWithOperatingLeasesDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureCommitmentsGuaranteesAndContingenciesFutureAnnualMinimumPaymentsDueDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureCommitmentsGuaranteesAndContingenciesFutureAnnualMinimumPaymentsDueDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureSegmentInformationNarrativeDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureSegmentInformationNarrativeDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureSegmentInformationSegmentResultsDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureSegmentInformationSegmentResultsDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureExpensesAssociatedWithLongDurationInsuranceProductsNarrativeDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureExpensesAssociatedWithLongDurationInsuranceProductsNarrativeDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureExpensesAssociatedWithLongDurationInsuranceProductsScheduleOfDeferredAcquisitionCostAndFuturePolicyBenefitsPayableWithOurLongDurationInsuranceProductsDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureExpensesAssociatedWithLongDurationInsuranceProductsScheduleOfDeferredAcquisitionCostAndFuturePolicyBenefitsPayableWithOurLongDurationInsuranceProductsDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureReinsuranceNarrativeDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureReinsuranceNarrativeDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureReinsuranceBalanceAndFinancialRatingRelatedToReinsurersDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureReinsuranceBalanceAndFinancialRatingRelatedToReinsurersDetails"/>
<roleRef xlink:type="simple" xlink:href="hum-20111031.xsd#DisclosureQuarterlyFinancialInformationScheduleSummarizingQuarterlyOperationResultsDetails" roleURI="http://www.humana.com/2010-12-31/role/DisclosureQuarterlyFinancialInformationScheduleSummarizingQuarterlyOperationResultsDetails"/>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DocumentDocumentAndEntityInformation" xlink:type="extended" xlink:title="00090 - Document - Document And Entity Information">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_DocumentAndEntityInformationAbstract" xlink:label="hum_DocumentAndEntityInformationAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_DocumentType" xlink:label="dei_DocumentType_634546283955355511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DocumentAndEntityInformationAbstract" xlink:to="dei_DocumentType_634546283955355511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_AmendmentFlag" xlink:label="dei_AmendmentFlag_634546283955365511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DocumentAndEntityInformationAbstract" xlink:to="dei_AmendmentFlag_634546283955365511" order="2" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="dei_DocumentPeriodEndDate_634546283955365511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DocumentAndEntityInformationAbstract" xlink:to="dei_DocumentPeriodEndDate_634546283955365511" order="3" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="dei_DocumentFiscalYearFocus_634546283955365511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DocumentAndEntityInformationAbstract" xlink:to="dei_DocumentFiscalYearFocus_634546283955365511" order="4" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="dei_DocumentFiscalPeriodFocus_634546283955365511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DocumentAndEntityInformationAbstract" xlink:to="dei_DocumentFiscalPeriodFocus_634546283955365511" order="5" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_TradingSymbol" xlink:label="dei_TradingSymbol_634546283955365511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DocumentAndEntityInformationAbstract" xlink:to="dei_TradingSymbol_634546283955365511" order="6" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_EntityRegistrantName" xlink:label="dei_EntityRegistrantName_634546283955365511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityRegistrantName_634546283955365511" order="7" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="dei_EntityCentralIndexKey_634546283955365511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityCentralIndexKey_634546283955365511" order="8" use="optional"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/StatementConsolidatedBalanceSheets" xlink:type="extended" xlink:title="00100 - Statement - Consolidated Balance Sheets">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_634321008807947614"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="us-gaap_AssetsAbstract_634546283955375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract_634321008807947614" xlink:to="us-gaap_AssetsAbstract_634546283955375511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="us-gaap_AssetsCurrentAbstract_634546283955375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AssetsAbstract_634546283955375511" xlink:to="us-gaap_AssetsCurrentAbstract_634546283955375511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_634546283955375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AssetsCurrentAbstract_634546283955375511" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_634546283955375511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent_634546283955375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AssetsCurrentAbstract_634546283955375511" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent_634546283955375511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ReceivablesNetCurrent" xlink:label="us-gaap_ReceivablesNetCurrent_634546283955375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AssetsCurrentAbstract_634546283955375511" xlink:to="us-gaap_ReceivablesNetCurrent_634546283955375511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SecuritiesReceivedAsCollateral" xlink:label="us-gaap_SecuritiesReceivedAsCollateral_634546283955375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AssetsCurrentAbstract_634546283955375511" xlink:to="us-gaap_SecuritiesReceivedAsCollateral_634546283955375511" order="4" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="us-gaap_OtherAssetsCurrent_634546283955375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AssetsCurrentAbstract_634546283955375511" xlink:to="us-gaap_OtherAssetsCurrent_634546283955375511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="us-gaap_AssetsCurrent_634546283955375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AssetsCurrentAbstract_634546283955375511" xlink:to="us-gaap_AssetsCurrent_634546283955375511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_634546283955375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AssetsAbstract_634546283955375511" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_634546283955375511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecuritiesNoncurrent" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecuritiesNoncurrent_634546283955375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AssetsAbstract_634546283955375511" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtSecuritiesNoncurrent_634546283955375511" order="3" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_Goodwill" xlink:label="us-gaap_Goodwill_634546283955375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AssetsAbstract_634546283955375511" xlink:to="us-gaap_Goodwill_634546283955375511" order="4" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="us-gaap_OtherAssetsNoncurrent_634546283955375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AssetsAbstract_634546283955375511" xlink:to="us-gaap_OtherAssetsNoncurrent_634546283955375511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_Assets" xlink:label="us-gaap_Assets_634546283955385511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AssetsAbstract_634546283955375511" xlink:to="us-gaap_Assets_634546283955385511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_634546283955385511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract_634321008807947614" xlink:to="us-gaap_LiabilitiesAndStockholdersEquityAbstract_634546283955385511" order="2" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="us-gaap_LiabilitiesCurrentAbstract_634546283955385511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract_634546283955385511" xlink:to="us-gaap_LiabilitiesCurrentAbstract_634546283955385511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense" xlink:label="us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_634546283955385511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesCurrentAbstract_634546283955385511" xlink:to="us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_634546283955385511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_634546283955385511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesCurrentAbstract_634546283955385511" xlink:to="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_634546283955385511" order="2" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherShortTermBorrowings" xlink:label="us-gaap_OtherShortTermBorrowings_634546283955385511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesCurrentAbstract_634546283955385511" xlink:to="us-gaap_OtherShortTermBorrowings_634546283955385511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CollateralizedFinancings" xlink:label="us-gaap_CollateralizedFinancings_634546283955385511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesCurrentAbstract_634546283955385511" xlink:to="us-gaap_CollateralizedFinancings_634546283955385511" order="4" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredRevenueCurrent" xlink:label="us-gaap_DeferredRevenueCurrent_634546283955385511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesCurrentAbstract_634546283955385511" xlink:to="us-gaap_DeferredRevenueCurrent_634546283955385511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="us-gaap_LiabilitiesCurrent_634546283955385511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesCurrentAbstract_634546283955385511" xlink:to="us-gaap_LiabilitiesCurrent_634546283955385511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="us-gaap_LongTermDebtNoncurrent_634546283955385511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract_634546283955385511" xlink:to="us-gaap_LongTermDebtNoncurrent_634546283955385511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilityForFuturePolicyBenefits" xlink:label="us-gaap_LiabilityForFuturePolicyBenefits_634546283955395511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract_634546283955385511" xlink:to="us-gaap_LiabilityForFuturePolicyBenefits_634546283955395511" order="3" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_634546283955395511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract_634546283955385511" xlink:to="us-gaap_OtherLiabilitiesNoncurrent_634546283955395511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_Liabilities" xlink:label="us-gaap_Liabilities_634546283955395511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract_634546283955385511" xlink:to="us-gaap_Liabilities_634546283955395511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="us-gaap_CommitmentsAndContingencies_634546283955395511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract_634546283955385511" xlink:to="us-gaap_CommitmentsAndContingencies_634546283955395511" order="6" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="us-gaap_StockholdersEquityAbstract_634546283955395511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract_634546283955385511" xlink:to="us-gaap_StockholdersEquityAbstract_634546283955395511" order="7" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PreferredStockValue" xlink:label="us-gaap_PreferredStockValue_634546283955395511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StockholdersEquityAbstract_634546283955395511" xlink:to="us-gaap_PreferredStockValue_634546283955395511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CommonStockValue" xlink:label="us-gaap_CommonStockValue_634546283955395511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StockholdersEquityAbstract_634546283955395511" xlink:to="us-gaap_CommonStockValue_634546283955395511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="6"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock" xlink:label="us-gaap_AdditionalPaidInCapitalCommonStock_634546283955395511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StockholdersEquityAbstract_634546283955395511" xlink:to="us-gaap_AdditionalPaidInCapitalCommonStock_634546283955395511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_634546283955405511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StockholdersEquityAbstract_634546283955395511" xlink:to="us-gaap_RetainedEarningsAccumulatedDeficit_634546283955405511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_634546283955405511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StockholdersEquityAbstract_634546283955395511" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_634546283955405511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_TreasuryStockValue" xlink:label="us-gaap_TreasuryStockValue_634546283955405511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StockholdersEquityAbstract_634546283955395511" xlink:to="us-gaap_TreasuryStockValue_634546283955405511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="6"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="us-gaap_StockholdersEquity_634546283955405511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StockholdersEquityAbstract_634546283955395511" xlink:to="us-gaap_StockholdersEquity_634546283955405511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_634546283955405511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract_634546283955385511" xlink:to="us-gaap_LiabilitiesAndStockholdersEquity_634546283955405511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/StatementConsolidatedBalanceSheetsParenthetical" xlink:type="extended" xlink:title="00105 - Statement - Consolidated Balance Sheets (Parenthetical)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_634321010315527614"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_634546283955415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract_634321010315527614" xlink:to="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_634546283955415511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PreferredStockParOrStatedValuePerShare" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_634546283955415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract_634321010315527614" xlink:to="us-gaap_PreferredStockParOrStatedValuePerShare_634546283955415511" order="2" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="us-gaap_PreferredStockSharesAuthorized_634546283955415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract_634321010315527614" xlink:to="us-gaap_PreferredStockSharesAuthorized_634546283955415511" order="3" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PreferredStockSharesIssued" xlink:label="us-gaap_PreferredStockSharesIssued_634546283955415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract_634321010315527614" xlink:to="us-gaap_PreferredStockSharesIssued_634546283955415511" order="4" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_634546283955415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract_634321010315527614" xlink:to="us-gaap_CommonStockParOrStatedValuePerShare_634546283955415511" order="5" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="us-gaap_CommonStockSharesAuthorized_634546283955415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract_634321010315527614" xlink:to="us-gaap_CommonStockSharesAuthorized_634546283955415511" order="6" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="us-gaap_CommonStockSharesIssued_634546283955415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract_634321010315527614" xlink:to="us-gaap_CommonStockSharesIssued_634546283955415511" order="7" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_TreasuryStockShares" xlink:label="us-gaap_TreasuryStockShares_634546283955415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract_634321010315527614" xlink:to="us-gaap_TreasuryStockShares_634546283955415511" order="8" use="optional"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/StatementConsolidatedStatementsOfIncome" xlink:type="extended" xlink:title="00200 - Statement - Consolidated Statements Of Income">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="us-gaap_IncomeStatementAbstract_634321011534077614"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RevenuesAbstract" xlink:label="us-gaap_RevenuesAbstract_634546283955425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract_634321011534077614" xlink:to="us-gaap_RevenuesAbstract_634546283955425511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PremiumsEarnedNet" xlink:label="us-gaap_PremiumsEarnedNet_634546283955425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_RevenuesAbstract_634546283955425511" xlink:to="us-gaap_PremiumsEarnedNet_634546283955425511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SalesRevenueServicesNet" xlink:label="us-gaap_SalesRevenueServicesNet_634546283955425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_RevenuesAbstract_634546283955425511" xlink:to="us-gaap_SalesRevenueServicesNet_634546283955425511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InvestmentIncomeInterestAndDividend" xlink:label="us-gaap_InvestmentIncomeInterestAndDividend_634546283955425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_RevenuesAbstract_634546283955425511" xlink:to="us-gaap_InvestmentIncomeInterestAndDividend_634546283955425511" order="3" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_Revenues" xlink:label="us-gaap_Revenues_634546283955425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_RevenuesAbstract_634546283955425511" xlink:to="us-gaap_Revenues_634546283955425511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="us-gaap_OperatingExpensesAbstract_634546283955425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract_634321011534077614" xlink:to="us-gaap_OperatingExpensesAbstract_634546283955425511" order="2" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PolicyholderBenefitsAndClaimsIncurredHealthCare" xlink:label="us-gaap_PolicyholderBenefitsAndClaimsIncurredHealthCare_634546283955425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OperatingExpensesAbstract_634546283955425511" xlink:to="us-gaap_PolicyholderBenefitsAndClaimsIncurredHealthCare_634546283955425511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="us-gaap_SellingGeneralAndAdministrativeExpense_634546283955425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OperatingExpensesAbstract_634546283955425511" xlink:to="us-gaap_SellingGeneralAndAdministrativeExpense_634546283955425511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="4"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_DepreciationAndAmortizationIncomeStatement" xlink:label="hum_DepreciationAndAmortizationIncomeStatement_634546283955425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OperatingExpensesAbstract_634546283955425511" xlink:to="hum_DepreciationAndAmortizationIncomeStatement_634546283955425511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BenefitsLossesAndExpenses" xlink:label="us-gaap_BenefitsLossesAndExpenses_634546283955425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OperatingExpensesAbstract_634546283955425511" xlink:to="us-gaap_BenefitsLossesAndExpenses_634546283955425511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="us-gaap_OperatingIncomeLoss_634546283955425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract_634321011534077614" xlink:to="us-gaap_OperatingIncomeLoss_634546283955425511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InterestExpense" xlink:label="us-gaap_InterestExpense_634546283955425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract_634321011534077614" xlink:to="us-gaap_InterestExpense_634546283955425511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_634546283955425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract_634321011534077614" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_634546283955425511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="us-gaap_IncomeTaxExpenseBenefit_634546283955435511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract_634321011534077614" xlink:to="us-gaap_IncomeTaxExpenseBenefit_634546283955435511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="us-gaap_NetIncomeLoss_634546283955435511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract_634321011534077614" xlink:to="us-gaap_NetIncomeLoss_634546283955435511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="us-gaap_EarningsPerShareBasic_634546283955435511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract_634321011534077614" xlink:to="us-gaap_EarningsPerShareBasic_634546283955435511" order="8" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="us-gaap_EarningsPerShareDiluted_634546283955435511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract_634321011534077614" xlink:to="us-gaap_EarningsPerShareDiluted_634546283955435511" order="9" use="optional"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/StatementConsolidatedStatementsOfStockholdersEquity" xlink:type="extended" xlink:title="00300 - Statement - Consolidated Statements Of Stockholders' Equity">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract_634268803959472845"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementTable" xlink:label="us-gaap_StatementTable_634546283955435511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfStockholdersEquityAbstract_634268803959472845" xlink:to="us-gaap_StatementTable_634546283955435511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="us-gaap_StatementEquityComponentsAxis_634546283955435511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementTable_634546283955435511" xlink:to="us-gaap_StatementEquityComponentsAxis_634546283955435511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CommonStockMember" xlink:label="us-gaap_CommonStockMember_634546283955435511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementEquityComponentsAxis_634546283955435511" xlink:to="us-gaap_CommonStockMember_634546283955435511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_IssuedSharesMember" xlink:label="hum_IssuedSharesMember_634546283955435511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementEquityComponentsAxis_634546283955435511" xlink:to="hum_IssuedSharesMember_634546283955435511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="us-gaap_AdditionalPaidInCapitalMember_634546283955435511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementEquityComponentsAxis_634546283955435511" xlink:to="us-gaap_AdditionalPaidInCapitalMember_634546283955435511" order="3" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="us-gaap_RetainedEarningsMember_634546283955445511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementEquityComponentsAxis_634546283955435511" xlink:to="us-gaap_RetainedEarningsMember_634546283955445511" order="4" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_634546283955445511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementEquityComponentsAxis_634546283955435511" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeMember_634546283955445511" order="5" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_TreasuryStockMember" xlink:label="us-gaap_TreasuryStockMember_634546283955445511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementEquityComponentsAxis_634546283955435511" xlink:to="us-gaap_TreasuryStockMember_634546283955445511" order="6" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="us-gaap_EquityComponentDomain_634546283955445511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementEquityComponentsAxis_634546283955435511" xlink:to="us-gaap_EquityComponentDomain_634546283955445511" order="7" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283955445511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementTable_634546283955435511" xlink:to="us-gaap_StatementLineItems_634546283955445511" order="2" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="us-gaap_StockholdersEquity_634546283955445511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955445511" xlink:to="us-gaap_StockholdersEquity_634546283955445511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SharesIssued" xlink:label="us-gaap_SharesIssued_634546283955445511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955445511" xlink:to="us-gaap_SharesIssued_634546283955445511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAbstract" xlink:label="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_634546283955445511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955445511" xlink:to="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_634546283955445511" order="3" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="us-gaap_NetIncomeLoss_634546283955445511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_634546283955445511" xlink:to="us-gaap_NetIncomeLoss_634546283955445511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_634546283955445511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_634546283955445511" xlink:to="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_634546283955445511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="5"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_634546283955445511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_634546283955445511" xlink:to="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_634546283955445511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="7"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax" xlink:label="us-gaap_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax_634546283955445511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_634546283955445511" xlink:to="us-gaap_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax_634546283955445511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="6"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_634546283955455511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_634546283955445511" xlink:to="us-gaap_ComprehensiveIncomeNetOfTax_634546283955455511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_CommonStockRepurchases" xlink:label="hum_CommonStockRepurchases_634546283955455511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_634546283955445511" xlink:to="hum_CommonStockRepurchases_634546283955455511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_634546283955455511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_634546283955445511" xlink:to="us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_634546283955455511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross" xlink:label="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross_634546283955455511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_634546283955445511" xlink:to="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross_634546283955455511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross" xlink:label="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross_634546283955455511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_634546283955445511" xlink:to="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross_634546283955455511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures" xlink:label="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures_634546283955455511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_634546283955445511" xlink:to="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures_634546283955455511" order="7" use="optional" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited" xlink:label="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited_634546283955455511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_634546283955445511" xlink:to="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited_634546283955455511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:label="us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_634546283955455511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_634546283955445511" xlink:to="us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_634546283955455511" order="9" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_634546283955465511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_634546283955445511" xlink:to="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_634546283955465511" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="5"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation_634546283955475511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_634546283955445511" xlink:to="us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation_634546283955475511" order="11" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="us-gaap_StockholdersEquity_634546283955475511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_634546283955445511" xlink:to="us-gaap_StockholdersEquity_634546283955475511" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SharesIssued" xlink:label="us-gaap_SharesIssued_634546283955475511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_634546283955445511" xlink:to="us-gaap_SharesIssued_634546283955475511" order="13" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="2"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/StatementConsolidatedStatementsOfStockholdersEquityParenthetical" xlink:type="extended" xlink:title="00305 - Statement - Consolidated Statements Of Stockholders' Equity (Parenthetical)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_634546283955485511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfStockholdersEquityAbstract" xlink:to="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_634546283955485511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax" xlink:label="us-gaap_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax_634546283955485511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfStockholdersEquityAbstract" xlink:to="us-gaap_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax_634546283955485511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/StatementConsolidatedStatementsOfCashFlows" xlink:type="extended" xlink:title="00400 - Statement - Consolidated Statements Of Cash Flows">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="us-gaap_StatementOfCashFlowsAbstract_634321012525147614"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_634546283955485511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfCashFlowsAbstract_634321012525147614" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_634546283955485511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="us-gaap_NetIncomeLoss_634546283955545511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_634546283955485511" xlink:to="us-gaap_NetIncomeLoss_634546283955545511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_634546283955545511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_634546283955485511" xlink:to="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_634546283955545511" order="2" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DepreciationAndAmortization" xlink:label="us-gaap_DepreciationAndAmortization_634546283955545511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_634546283955545511" xlink:to="us-gaap_DepreciationAndAmortization_634546283955545511" order="1" use="optional" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="us-gaap_ShareBasedCompensation_634546283955545511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_634546283955545511" xlink:to="us-gaap_ShareBasedCompensation_634546283955545511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="5"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet" xlink:label="us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet_634546283955545511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_634546283955545511" xlink:to="us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet_634546283955545511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="7"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment" xlink:label="us-gaap_GainLossOnSaleOfPropertyPlantEquipment_634546283955555511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_634546283955545511" xlink:to="us-gaap_GainLossOnSaleOfPropertyPlantEquipment_634546283955555511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncreaseDecreaseInDeferredIncomeTaxes" xlink:label="us-gaap_IncreaseDecreaseInDeferredIncomeTaxes_634546283955555511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_634546283955545511" xlink:to="us-gaap_IncreaseDecreaseInDeferredIncomeTaxes_634546283955555511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ProvisionForDoubtfulAccounts" xlink:label="us-gaap_ProvisionForDoubtfulAccounts_634546283955555511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_634546283955545511" xlink:to="us-gaap_ProvisionForDoubtfulAccounts_634546283955555511" order="6" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_634546283955555511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_634546283955545511" xlink:to="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_634546283955555511" order="7" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncreaseDecreaseInReceivables" xlink:label="us-gaap_IncreaseDecreaseInReceivables_634546283955555511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_634546283955555511" xlink:to="us-gaap_IncreaseDecreaseInReceivables_634546283955555511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets_634546283955555511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_634546283955555511" xlink:to="us-gaap_IncreaseDecreaseInOtherOperatingAssets_634546283955555511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncreaseDecreaseInHealthCareInsuranceLiabilities" xlink:label="us-gaap_IncreaseDecreaseInHealthCareInsuranceLiabilities_634546283955555511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_634546283955555511" xlink:to="us-gaap_IncreaseDecreaseInHealthCareInsuranceLiabilities_634546283955555511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingLiabilities" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_634546283955555511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_634546283955555511" xlink:to="us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_634546283955555511" order="4" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncreaseDecreaseInDeferredRevenue" xlink:label="us-gaap_IncreaseDecreaseInDeferredRevenue_634546283955555511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_634546283955555511" xlink:to="us-gaap_IncreaseDecreaseInDeferredRevenue_634546283955555511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_634546283955555511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_634546283955555511" xlink:to="us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_634546283955555511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_634546283955555511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_634546283955485511" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivities_634546283955555511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_634546283955555511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfCashFlowsAbstract_634321012525147614" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_634546283955555511" order="2" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_634546283955565511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_634546283955555511" xlink:to="us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_634546283955565511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_634546283955565511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_634546283955555511" xlink:to="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_634546283955565511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:label="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_634546283955565511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_634546283955555511" xlink:to="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_634546283955565511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt" xlink:label="us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_634546283955565511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_634546283955555511" xlink:to="us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_634546283955565511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:label="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_634546283955565511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_634546283955555511" xlink:to="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_634546283955565511" order="5" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt" xlink:label="us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_634546283955565511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_634546283955555511" xlink:to="us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_634546283955565511" order="6" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncreaseDecreaseInCollateralHeldUnderSecuritiesLending" xlink:label="us-gaap_IncreaseDecreaseInCollateralHeldUnderSecuritiesLending_634546283955565511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_634546283955555511" xlink:to="us-gaap_IncreaseDecreaseInCollateralHeldUnderSecuritiesLending_634546283955565511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="7"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_634546283955565511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_634546283955555511" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivities_634546283955565511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_634546283955575511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfCashFlowsAbstract_634321012525147614" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_634546283955575511" order="3" use="optional"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ReceiptsFromCentersForMedicareAndMedicaidServices" xlink:label="hum_ReceiptsFromCentersForMedicareAndMedicaidServices_634546283955575511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_634546283955575511" xlink:to="hum_ReceiptsFromCentersForMedicareAndMedicaidServices_634546283955575511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_WithdrawalsFromCentersForMedicareAndMedicaidServices" xlink:label="hum_WithdrawalsFromCentersForMedicareAndMedicaidServices_634546283955575511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_634546283955575511" xlink:to="hum_WithdrawalsFromCentersForMedicareAndMedicaidServices_634546283955575511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ProceedsFromLongTermLinesOfCredit" xlink:label="us-gaap_ProceedsFromLongTermLinesOfCredit_634546283955575511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_634546283955575511" xlink:to="us-gaap_ProceedsFromLongTermLinesOfCredit_634546283955575511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RepaymentsOfLongTermLinesOfCredit" xlink:label="us-gaap_RepaymentsOfLongTermLinesOfCredit_634546283955575511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_634546283955575511" xlink:to="us-gaap_RepaymentsOfLongTermLinesOfCredit_634546283955575511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt" xlink:label="us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt_634546283955575511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_634546283955575511" xlink:to="us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt_634546283955575511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PaymentsOfDebtIssuanceCosts" xlink:label="us-gaap_PaymentsOfDebtIssuanceCosts_634546283955575511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_634546283955575511" xlink:to="us-gaap_PaymentsOfDebtIssuanceCosts_634546283955575511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="6"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PaymentsForProceedsFromHedgeFinancingActivities" xlink:label="us-gaap_PaymentsForProceedsFromHedgeFinancingActivities_634546283955575511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_634546283955575511" xlink:to="us-gaap_PaymentsForProceedsFromHedgeFinancingActivities_634546283955575511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="9"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncreaseDecreaseInSecuritiesLendingPayable" xlink:label="us-gaap_IncreaseDecreaseInSecuritiesLendingPayable_634546283955585511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_634546283955575511" xlink:to="us-gaap_IncreaseDecreaseInSecuritiesLendingPayable_634546283955585511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="9"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncreaseDecreaseInBookOverdrafts" xlink:label="us-gaap_IncreaseDecreaseInBookOverdrafts_634546283955585511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_634546283955575511" xlink:to="us-gaap_IncreaseDecreaseInBookOverdrafts_634546283955585511" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="7"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:label="us-gaap_PaymentsForRepurchaseOfCommonStock_634546283955585511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_634546283955575511" xlink:to="us-gaap_PaymentsForRepurchaseOfCommonStock_634546283955585511" order="10" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities" xlink:label="us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_634546283955585511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_634546283955575511" xlink:to="us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_634546283955585511" order="11" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ProceedsFromStockOptionsExercised" xlink:label="us-gaap_ProceedsFromStockOptionsExercised_634546283955585511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_634546283955575511" xlink:to="us-gaap_ProceedsFromStockOptionsExercised_634546283955585511" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_634546283955585511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_634546283955575511" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivities_634546283955585511" order="13" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:label="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_634546283955595511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfCashFlowsAbstract_634321012525147614" xlink:to="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_634546283955595511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_634546283955595511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfCashFlowsAbstract_634321012525147614" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_634546283955595511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_6345462839555955111"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfCashFlowsAbstract_634321012525147614" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_6345462839555955111" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_634546283955595511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfCashFlowsAbstract_634321012525147614" xlink:to="us-gaap_SupplementalCashFlowInformationAbstract_634546283955595511" order="7" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InterestPaid" xlink:label="us-gaap_InterestPaid_634546283955595511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SupplementalCashFlowInformationAbstract_634546283955595511" xlink:to="us-gaap_InterestPaid_634546283955595511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxesPaidNet" xlink:label="us-gaap_IncomeTaxesPaidNet_634546283955595511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SupplementalCashFlowInformationAbstract_634546283955595511" xlink:to="us-gaap_IncomeTaxesPaidNet_634546283955595511" order="2" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_DetailsOfBusinessesAcquiredInPurchaseTransactions" xlink:label="hum_DetailsOfBusinessesAcquiredInPurchaseTransactions_634546283955605511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfCashFlowsAbstract_634321012525147614" xlink:to="hum_DetailsOfBusinessesAcquiredInPurchaseTransactions_634546283955605511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueOfAssetsAcquired" xlink:label="us-gaap_FairValueOfAssetsAcquired_634546283955605511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DetailsOfBusinessesAcquiredInPurchaseTransactions_634546283955605511" xlink:to="us-gaap_FairValueOfAssetsAcquired_634546283955605511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilitiesAssumed1" xlink:label="us-gaap_LiabilitiesAssumed1_634546283955605511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DetailsOfBusinessesAcquiredInPurchaseTransactions_634546283955605511" xlink:to="us-gaap_LiabilitiesAssumed1_634546283955605511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_CashPaidForAcquiredBusinessesNetOfCashAcquired" xlink:label="hum_CashPaidForAcquiredBusinessesNetOfCashAcquired_634546283955605511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DetailsOfBusinessesAcquiredInPurchaseTransactions_634546283955605511" xlink:to="hum_CashPaidForAcquiredBusinessesNetOfCashAcquired_634546283955605511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureReportingEntity" xlink:type="extended" xlink:title="10101 - Disclosure - Reporting Entity">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ReportingEntityAbstract" xlink:label="hum_ReportingEntityAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NatureOfOperations" xlink:label="us-gaap_NatureOfOperations_634546283955615511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_ReportingEntityAbstract" xlink:to="us-gaap_NatureOfOperations_634546283955615511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureSummaryOfSignificantAccountingPolicies" xlink:type="extended" xlink:title="10201 - Disclosure - Summary Of Significant Accounting Policies">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:label="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SignificantAccountingPoliciesTextBlock" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_634546283955615511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:to="us-gaap_SignificantAccountingPoliciesTextBlock_634546283955615511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureAcquisitions" xlink:type="extended" xlink:title="10301 - Disclosure - Acquisitions">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AcquisitionsAbstract" xlink:label="hum_AcquisitionsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessCombinationDisclosureTextBlock" xlink:label="us-gaap_BusinessCombinationDisclosureTextBlock_634546283955635511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_AcquisitionsAbstract" xlink:to="us-gaap_BusinessCombinationDisclosureTextBlock_634546283955635511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureInvestmentSecurities" xlink:type="extended" xlink:title="10401 - Disclosure - Investment Securities">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InvestmentsAbstract" xlink:label="us-gaap_InvestmentsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesTextBlock" xlink:label="us-gaap_AvailableForSaleSecuritiesTextBlock_634546283955635511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="us-gaap_AvailableForSaleSecuritiesTextBlock_634546283955635511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureFairValue" xlink:type="extended" xlink:title="10501 - Disclosure - Fair Value">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAbstract" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueDisclosuresTextBlock" xlink:label="us-gaap_FairValueDisclosuresTextBlock_634546283955635511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAbstract" xlink:to="us-gaap_FairValueDisclosuresTextBlock_634546283955635511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureMedicarePartD" xlink:type="extended" xlink:title="10601 - Disclosure - Medicare Part D">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BalanceSheetRelatedDisclosuresAbstract" xlink:label="us-gaap_BalanceSheetRelatedDisclosuresAbstract"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_MedicarePartDDisclosureTextBlock" xlink:label="hum_MedicarePartDDisclosureTextBlock_634546283955645511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BalanceSheetRelatedDisclosuresAbstract" xlink:to="hum_MedicarePartDDisclosureTextBlock_634546283955645511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosurePropertyAndEquipmentNet" xlink:type="extended" xlink:title="10701 - Disclosure - Property And Equipment, Net">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock_634546283955645511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentAbstract" xlink:to="us-gaap_PropertyPlantAndEquipmentTextBlock_634546283955645511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureGoodwillAndOtherIntangibleAssets" xlink:type="extended" xlink:title="10801 - Disclosure - Goodwill And Other Intangible Assets">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_GoodwillAndOtherIntangibleAssetsAbstract" xlink:label="hum_GoodwillAndOtherIntangibleAssetsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_634546283955645511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_GoodwillAndOtherIntangibleAssetsAbstract" xlink:to="us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_634546283955645511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureBenefitsPayable" xlink:type="extended" xlink:title="10901 - Disclosure - Benefits Payable">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_BenefitsPayableAbstract" xlink:label="hum_BenefitsPayableAbstract"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_BenefitsPayableTextBlock" xlink:label="hum_BenefitsPayableTextBlock_634546283955655511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_BenefitsPayableAbstract" xlink:to="hum_BenefitsPayableTextBlock_634546283955655511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureIncomeTaxes" xlink:type="extended" xlink:title="11001 - Disclosure - Income Taxes">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:label="us-gaap_IncomeTaxExpenseBenefitAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock_634546283955655511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_IncomeTaxDisclosureTextBlock_634546283955655511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureDebt" xlink:type="extended" xlink:title="11101 - Disclosure - Debt">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_DebtAbstract" xlink:label="hum_DebtAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtDisclosureTextBlock" xlink:label="us-gaap_DebtDisclosureTextBlock_634546283955655511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DebtAbstract" xlink:to="us-gaap_DebtDisclosureTextBlock_634546283955655511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureDerivativeFinancialInstruments" xlink:type="extended" xlink:title="11201 - Disclosure - Derivative Financial Instruments">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DerivativeInstrumentDetailAbstract" xlink:label="us-gaap_DerivativeInstrumentDetailAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_634546283955655511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DerivativeInstrumentDetailAbstract" xlink:to="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_634546283955655511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureEmployeeBenefitPlans" xlink:type="extended" xlink:title="11301 - Disclosure - Employee Benefit Plans">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_EmployeeBenefitPlansAbstract" xlink:label="hum_EmployeeBenefitPlansAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_634546283955665511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_634546283955665511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureEarningsPerCommonShareComputation" xlink:type="extended" xlink:title="11401 - Disclosure - Earnings Per Common Share Computation">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="us-gaap_EarningsPerShareAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EarningsPerShareTextBlock" xlink:label="us-gaap_EarningsPerShareTextBlock_634546283955665511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_EarningsPerShareAbstract" xlink:to="us-gaap_EarningsPerShareTextBlock_634546283955665511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureStockholdersEquity" xlink:type="extended" xlink:title="11501 - Disclosure - Stockholders' Equity">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockholdersEquityNoteAbstract" xlink:label="us-gaap_StockholdersEquityNoteAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfTreasuryStockByClassTextBlock" xlink:label="us-gaap_ScheduleOfTreasuryStockByClassTextBlock_634546283955665511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StockholdersEquityNoteAbstract" xlink:to="us-gaap_ScheduleOfTreasuryStockByClassTextBlock_634546283955665511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureCommitmentsGuaranteesAndContingencies" xlink:type="extended" xlink:title="11601 - Disclosure - Commitments, Guarantees And Contingencies">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract" xlink:label="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_634546283955675511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract" xlink:to="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_634546283955675511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureSegmentInformation" xlink:type="extended" xlink:title="11701 - Disclosure - Segment Information">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SegmentReportingInformationRevenueAbstract" xlink:label="us-gaap_SegmentReportingInformationRevenueAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SegmentReportingDisclosureTextBlock" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock_634546283955675511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentReportingInformationRevenueAbstract" xlink:to="us-gaap_SegmentReportingDisclosureTextBlock_634546283955675511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureExpensesAssociatedWithLongDurationInsuranceProducts" xlink:type="extended" xlink:title="11801 - Disclosure - Expenses Associated With Long-Duration Insurance Products">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ExpensesAssociatedWithLongDurationInsuranceProductsAbstract" xlink:label="hum_ExpensesAssociatedWithLongDurationInsuranceProductsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LongDurationInsuranceContractsDisclosureTextBlock" xlink:label="us-gaap_LongDurationInsuranceContractsDisclosureTextBlock_634546283955675511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_ExpensesAssociatedWithLongDurationInsuranceProductsAbstract" xlink:to="us-gaap_LongDurationInsuranceContractsDisclosureTextBlock_634546283955675511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureReinsurance" xlink:type="extended" xlink:title="11901 - Disclosure - Reinsurance">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ReinsuranceDisclosuresAbstract" xlink:label="us-gaap_ReinsuranceDisclosuresAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ReinsuranceTextBlock" xlink:label="us-gaap_ReinsuranceTextBlock_634546283955675511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ReinsuranceDisclosuresAbstract" xlink:to="us-gaap_ReinsuranceTextBlock_634546283955675511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureQuarterlyFinancialInformation" xlink:type="extended" xlink:title="12001 - Disclosure - Quarterly Financial Information">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SelectedQuarterlyFinancialInformationAbstract" xlink:label="us-gaap_SelectedQuarterlyFinancialInformationAbstract_634320902653685919"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_QuarterlyFinancialInformationTextBlock" xlink:label="us-gaap_QuarterlyFinancialInformationTextBlock_634546283955685511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SelectedQuarterlyFinancialInformationAbstract_634320902653685919" xlink:to="us-gaap_QuarterlyFinancialInformationTextBlock_634546283955685511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicy" xlink:type="extended" xlink:title="20202 - Disclosure - Summary Of Significant Accounting Policies (Policy)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:label="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_634546283955685511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:to="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_634546283955685511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_RealignmentOfBusinessSegmentsPolicyTextBlock" xlink:label="hum_RealignmentOfBusinessSegmentsPolicyTextBlock_634546283955685511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:to="hum_RealignmentOfBusinessSegmentsPolicyTextBlock_634546283955685511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock_634546283955685511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:to="us-gaap_CashAndCashEquivalentsPolicyTextBlock_634546283955685511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InvestmentPolicyTextBlock" xlink:label="us-gaap_InvestmentPolicyTextBlock_634546283955685511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:to="us-gaap_InvestmentPolicyTextBlock_634546283955685511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ReceivablesPolicyTextBlock" xlink:label="us-gaap_ReceivablesPolicyTextBlock_634546283955685511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:to="us-gaap_ReceivablesPolicyTextBlock_634546283955685511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AcquisitionCostsPolicyTextBlock" xlink:label="hum_AcquisitionCostsPolicyTextBlock_634546283955685511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:to="hum_AcquisitionCostsPolicyTextBlock_634546283955685511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock" xlink:label="us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_634546283955685511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:to="us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_634546283955685511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock" xlink:label="us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock_634546283955685511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:to="us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock_634546283955685511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_BenefitsPayableAndBenefitExpenseRecognitionPolicyTextBlock" xlink:label="hum_BenefitsPayableAndBenefitExpenseRecognitionPolicyTextBlock_634546283955685511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:to="hum_BenefitsPayableAndBenefitExpenseRecognitionPolicyTextBlock_634546283955685511" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_FuturePolicyAndBenefitsPayablePolicyTextBlock" xlink:label="hum_FuturePolicyAndBenefitsPayablePolicyTextBlock_634546283955695511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:to="hum_FuturePolicyAndBenefitsPayablePolicyTextBlock_634546283955695511" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_BookOverdraftPolicyTextBlock" xlink:label="hum_BookOverdraftPolicyTextBlock_634546283955695511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:to="hum_BookOverdraftPolicyTextBlock_634546283955695511" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxPolicyTextBlock" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_634546283955695511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:to="us-gaap_IncomeTaxPolicyTextBlock_634546283955695511" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DerivativesPolicyTextBlock" xlink:label="us-gaap_DerivativesPolicyTextBlock_634546283955695511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:to="us-gaap_DerivativesPolicyTextBlock_634546283955695511" order="13" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CompensationRelatedCostsPolicyTextBlock" xlink:label="us-gaap_CompensationRelatedCostsPolicyTextBlock_634546283955695511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:to="us-gaap_CompensationRelatedCostsPolicyTextBlock_634546283955695511" order="14" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EarningsPerSharePolicyTextBlock" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_634546283955695511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:to="us-gaap_EarningsPerSharePolicyTextBlock_634546283955695511" order="15" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_FairValuePolicyTextBlock" xlink:label="hum_FairValuePolicyTextBlock_634546283955695511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:to="hum_FairValuePolicyTextBlock_634546283955695511" order="16" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock" xlink:label="us-gaap_ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_634546283955695511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:to="us-gaap_ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_634546283955695511" order="17" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureAcquisitionsTables" xlink:type="extended" xlink:title="30303 - Disclosure - Acquisitions (Tables)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AcquisitionsAbstract" xlink:label="hum_AcquisitionsAbstract_634535892160251754"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock" xlink:label="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_634546283955705511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_AcquisitionsAbstract_634535892160251754" xlink:to="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_634546283955705511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureInvestmentSecuritiesTables" xlink:type="extended" xlink:title="30403 - Disclosure - Investment Securities (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InvestmentsAbstract" xlink:label="us-gaap_InvestmentsAbstract"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AvailableForSaleDebtSecuritiesAmortizedCostUnrealizedGainsLossesAndFairValueTextBlock" xlink:label="hum_AvailableForSaleDebtSecuritiesAmortizedCostUnrealizedGainsLossesAndFairValueTextBlock_634546283955705511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="hum_AvailableForSaleDebtSecuritiesAmortizedCostUnrealizedGainsLossesAndFairValueTextBlock_634546283955705511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_UnrealizedLossPositionInvestmentsTextBlock" xlink:label="hum_UnrealizedLossPositionInvestmentsTextBlock_634546283955705511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="hum_UnrealizedLossPositionInvestmentsTextBlock_634546283955705511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_RealizedInvestmentGainsLossesNetTextBlock" xlink:label="hum_RealizedInvestmentGainsLossesNetTextBlock_634546283955705511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="hum_RealizedInvestmentGainsLossesNetTextBlock_634546283955705511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AvailableForSaleDebtSecuritiesClassifiedByContractualMaturityDateTextBlock" xlink:label="hum_AvailableForSaleDebtSecuritiesClassifiedByContractualMaturityDateTextBlock_634546283955705511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="hum_AvailableForSaleDebtSecuritiesClassifiedByContractualMaturityDateTextBlock_634546283955705511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureFairValueTables" xlink:type="extended" xlink:title="30503 - Disclosure - Fair Value (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAbstract" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_634546283955705511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAbstract" xlink:to="us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_634546283955705511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_634546283955705511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAbstract" xlink:to="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_634546283955705511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureMedicarePartDTables" xlink:type="extended" xlink:title="30603 - Disclosure - Medicare Part D (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BalanceSheetRelatedDisclosuresAbstract" xlink:label="us-gaap_BalanceSheetRelatedDisclosuresAbstract"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_BalanceSheetAccountsAssociatedWithMedicarePartDTextBlock" xlink:label="hum_BalanceSheetAccountsAssociatedWithMedicarePartDTextBlock_634546283955715511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BalanceSheetRelatedDisclosuresAbstract" xlink:to="hum_BalanceSheetAccountsAssociatedWithMedicarePartDTextBlock_634546283955715511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosurePropertyAndEquipmentNetTables" xlink:type="extended" xlink:title="30703 - Disclosure - Property And Equipment, Net (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_634546283955715511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentAbstract" xlink:to="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_634546283955715511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureGoodwillAndOtherIntangibleAssetsTables" xlink:type="extended" xlink:title="30803 - Disclosure - Goodwill And Other Intangible Assets (Tables)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_GoodwillAndOtherIntangibleAssetsAbstract" xlink:label="hum_GoodwillAndOtherIntangibleAssetsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfGoodwillTextBlock" xlink:label="us-gaap_ScheduleOfGoodwillTextBlock_634546283955715511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_GoodwillAndOtherIntangibleAssetsAbstract" xlink:to="us-gaap_ScheduleOfGoodwillTextBlock_634546283955715511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IntangibleAssetsDisclosureTextBlock" xlink:label="us-gaap_IntangibleAssetsDisclosureTextBlock_634546283955715511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_GoodwillAndOtherIntangibleAssetsAbstract" xlink:to="us-gaap_IntangibleAssetsDisclosureTextBlock_634546283955715511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ExpectedAmortizationExpenseTextBlock" xlink:label="hum_ExpectedAmortizationExpenseTextBlock_634546283955725511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_GoodwillAndOtherIntangibleAssetsAbstract" xlink:to="hum_ExpectedAmortizationExpenseTextBlock_634546283955725511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureBenefitsPayableTables" xlink:type="extended" xlink:title="30903 - Disclosure - Benefits Payable (Tables)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_BenefitsPayableAbstract" xlink:label="hum_BenefitsPayableAbstract"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_BenefitsPayableActivityTextBlock" xlink:label="hum_BenefitsPayableActivityTextBlock_634546283955725511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_BenefitsPayableAbstract" xlink:to="hum_BenefitsPayableActivityTextBlock_634546283955725511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_MilitaryServicesBenefitExpenseAndFuturePolicyBenefitsProvisionTextblock" xlink:label="hum_MilitaryServicesBenefitExpenseAndFuturePolicyBenefitsProvisionTextblock_634546283955725511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_BenefitsPayableAbstract" xlink:to="hum_MilitaryServicesBenefitExpenseAndFuturePolicyBenefitsProvisionTextblock_634546283955725511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureIncomeTaxesTables" xlink:type="extended" xlink:title="31003 - Disclosure - Income Taxes (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:label="us-gaap_IncomeTaxExpenseBenefitAbstract"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ElementsThatCompriseProvisionForIncomeTaxesTextblock" xlink:label="hum_ElementsThatCompriseProvisionForIncomeTaxesTextblock_634546283955725511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="hum_ElementsThatCompriseProvisionForIncomeTaxesTextblock_634546283955725511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_DifferencesBetweenFederalStatutoryRateAndEffectiveRateTextblock" xlink:label="hum_DifferencesBetweenFederalStatutoryRateAndEffectiveRateTextblock_634546283955725511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="hum_DifferencesBetweenFederalStatutoryRateAndEffectiveRateTextblock_634546283955725511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PrincipalComponentsOfNetDeferredTaxBalancesTextBlock" xlink:label="hum_PrincipalComponentsOfNetDeferredTaxBalancesTextBlock_634546283955725511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="hum_PrincipalComponentsOfNetDeferredTaxBalancesTextBlock_634546283955725511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureDebtTables" xlink:type="extended" xlink:title="31103 - Disclosure - Debt (Tables)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_DebtAbstract" xlink:label="hum_DebtAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LongTermDebtTextBlock" xlink:label="us-gaap_LongTermDebtTextBlock_634546283955735511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DebtAbstract" xlink:to="us-gaap_LongTermDebtTextBlock_634546283955735511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureEmployeeBenefitPlansTables" xlink:type="extended" xlink:title="31303 - Disclosure - Employee Benefit Plans (Tables)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_EmployeeBenefitPlansAbstract" xlink:label="hum_EmployeeBenefitPlansAbstract"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_StockBasedCompensationExpenseTextBlock" xlink:label="hum_StockBasedCompensationExpenseTextBlock_634546283955735511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="hum_StockBasedCompensationExpenseTextBlock_634546283955735511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_WeightedAverageFairValueOfStockOptionsTextBlock" xlink:label="hum_WeightedAverageFairValueOfStockOptionsTextBlock_634546283955735511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="hum_WeightedAverageFairValueOfStockOptionsTextBlock_634546283955735511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ActivityForOptionPlansTextBlock" xlink:label="hum_ActivityForOptionPlansTextBlock_634546283955735511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="hum_ActivityForOptionPlansTextBlock_634546283955735511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ActivityRelatedToRestrictedStockTextblock" xlink:label="hum_ActivityRelatedToRestrictedStockTextblock_634546283955735511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="hum_ActivityRelatedToRestrictedStockTextblock_634546283955735511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureEarningsPerCommonShareComputationTables" xlink:type="extended" xlink:title="31403 - Disclosure - Earnings Per Common Share Computation (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="us-gaap_EarningsPerShareAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfCalculationOfNumeratorAndDenominatorInEarningsPerShareTableTextBlock" xlink:label="us-gaap_ScheduleOfCalculationOfNumeratorAndDenominatorInEarningsPerShareTableTextBlock_634546283955745511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_EarningsPerShareAbstract" xlink:to="us-gaap_ScheduleOfCalculationOfNumeratorAndDenominatorInEarningsPerShareTableTextBlock_634546283955745511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureCommitmentsGuaranteesAndContingenciesTables" xlink:type="extended" xlink:title="31603 - Disclosure - Commitments, Guarantees And Contingencies (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract" xlink:label="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_RentExpenseAndSubleaseRentalIncomeAssociatedWithOperatingLeasesTextBlock" xlink:label="hum_RentExpenseAndSubleaseRentalIncomeAssociatedWithOperatingLeasesTextBlock_634546283955745511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract" xlink:to="hum_RentExpenseAndSubleaseRentalIncomeAssociatedWithOperatingLeasesTextBlock_634546283955745511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OperatingLeasesOfLesseeDisclosureTextBlock" xlink:label="us-gaap_OperatingLeasesOfLesseeDisclosureTextBlock_634546283955745511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract" xlink:to="us-gaap_OperatingLeasesOfLesseeDisclosureTextBlock_634546283955745511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureSegmentInformationTables" xlink:type="extended" xlink:title="31703 - Disclosure - Segment Information (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SegmentReportingInformationRevenueAbstract" xlink:label="us-gaap_SegmentReportingInformationRevenueAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_634546283955745511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentReportingInformationRevenueAbstract" xlink:to="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_634546283955745511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureExpensesAssociatedWithLongDurationInsuranceProductsTables" xlink:type="extended" xlink:title="31803 - Disclosure - Expenses Associated With Long-Duration Insurance Products (Tables)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ExpensesAssociatedWithLongDurationInsuranceProductsAbstract" xlink:label="hum_ExpensesAssociatedWithLongDurationInsuranceProductsAbstract"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ScheduleOfDeferredAcquisitionCostAndFuturePolicyBenefitsPayableWithOurLongDurationInsuranceProductsTextBlock" xlink:label="hum_ScheduleOfDeferredAcquisitionCostAndFuturePolicyBenefitsPayableWithOurLongDurationInsuranceProductsTextBlock_634546283955745511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_ExpensesAssociatedWithLongDurationInsuranceProductsAbstract" xlink:to="hum_ScheduleOfDeferredAcquisitionCostAndFuturePolicyBenefitsPayableWithOurLongDurationInsuranceProductsTextBlock_634546283955745511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureReinsuranceTables" xlink:type="extended" xlink:title="31903 - Disclosure - Reinsurance (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ReinsuranceDisclosuresAbstract" xlink:label="us-gaap_ReinsuranceDisclosuresAbstract"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ReinsuranceFinancialRatingsTextBlock" xlink:label="hum_ReinsuranceFinancialRatingsTextBlock_634546283955755511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ReinsuranceDisclosuresAbstract" xlink:to="hum_ReinsuranceFinancialRatingsTextBlock_634546283955755511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureQuarterlyFinancialInformationTables" xlink:type="extended" xlink:title="32003 - Disclosure - Quarterly Financial Information (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SelectedQuarterlyFinancialInformationAbstract" xlink:label="us-gaap_SelectedQuarterlyFinancialInformationAbstract"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ScheduleSummarizingQuarterlyOperationResultsTableTextBlock" xlink:label="hum_ScheduleSummarizingQuarterlyOperationResultsTableTextBlock_634546283955755511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SelectedQuarterlyFinancialInformationAbstract" xlink:to="hum_ScheduleSummarizingQuarterlyOperationResultsTableTextBlock_634546283955755511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureReportingEntityNarrativeDetails" xlink:type="extended" xlink:title="40101 - Disclosure - Reporting Entity (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ReportingEntityAbstract" xlink:label="hum_ReportingEntityAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_Revenues" xlink:label="us-gaap_Revenues_634546283955755511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_ReportingEntityAbstract" xlink:to="us-gaap_Revenues_634546283955755511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PercentageOfPremiumsAndServicesRevenuesDerivedFromContractsWithFederalGovernment" xlink:label="hum_PercentageOfPremiumsAndServicesRevenuesDerivedFromContractsWithFederalGovernment_634546283955755511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_ReportingEntityAbstract" xlink:to="hum_PercentageOfPremiumsAndServicesRevenuesDerivedFromContractsWithFederalGovernment_634546283955755511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PercentageOfPremiumsAndServicesRevenuesRelatedToFloridaMedicareAdvantageMembers" xlink:label="hum_PercentageOfPremiumsAndServicesRevenuesRelatedToFloridaMedicareAdvantageMembers_634546283955765511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_ReportingEntityAbstract" xlink:to="hum_PercentageOfPremiumsAndServicesRevenuesRelatedToFloridaMedicareAdvantageMembers_634546283955765511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PercentageOfPremiumsAndServicesRevenuesRelatedToTricareMembers" xlink:label="hum_PercentageOfPremiumsAndServicesRevenuesRelatedToTricareMembers_634546283955765511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_ReportingEntityAbstract" xlink:to="hum_PercentageOfPremiumsAndServicesRevenuesRelatedToTricareMembers_634546283955765511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureSummaryOfSignificantAccountingPoliciesNarrativeDetails" xlink:type="extended" xlink:title="40201 - Disclosure - Summary Of Significant Accounting Policies (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:label="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_SummaryOfSignificantAccountingPoliciesTable" xlink:label="hum_SummaryOfSignificantAccountingPoliciesTable_634546283955775511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:to="hum_SummaryOfSignificantAccountingPoliciesTable_634546283955775511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis" xlink:label="us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis_634546283955775511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_SummaryOfSignificantAccountingPoliciesTable_634546283955775511" xlink:to="us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis_634546283955775511" order="1" use="optional" priority="5"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain" xlink:label="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955775511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis_634546283955775511" xlink:to="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955775511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_SecuritiesLendingProgramMember" xlink:label="hum_SecuritiesLendingProgramMember_634546283955775511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955775511" xlink:to="hum_SecuritiesLendingProgramMember_634546283955775511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis_634546283955775511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_SummaryOfSignificantAccountingPoliciesTable_634546283955775511" xlink:to="us-gaap_PropertyPlantAndEquipmentByTypeAxis_634546283955775511" order="2" use="optional" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="us-gaap_PropertyPlantAndEquipmentTypeDomain_634546283955775511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentByTypeAxis_634546283955775511" xlink:to="us-gaap_PropertyPlantAndEquipmentTypeDomain_634546283955775511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BuildingMember" xlink:label="us-gaap_BuildingMember_634546283955775511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentTypeDomain_634546283955775511" xlink:to="us-gaap_BuildingMember_634546283955775511" order="1" use="optional" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EquipmentMember" xlink:label="us-gaap_EquipmentMember_634546283955775511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentTypeDomain_634546283955775511" xlink:to="us-gaap_EquipmentMember_634546283955775511" order="2" use="optional" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SoftwareMember" xlink:label="us-gaap_SoftwareMember_634546283955775511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentTypeDomain_634546283955775511" xlink:to="us-gaap_SoftwareMember_634546283955775511" order="3" use="optional" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283955775511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_SummaryOfSignificantAccountingPoliciesTable_634546283955775511" xlink:to="us-gaap_StatementLineItems_634546283955775511" order="3" use="optional"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PercentageOfCollateralToFairValueOfInvestmentSecuritiesOnLoan" xlink:label="hum_PercentageOfCollateralToFairValueOfInvestmentSecuritiesOnLoan_634546283955775511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955775511" xlink:to="hum_PercentageOfCollateralToFairValueOfInvestmentSecuritiesOnLoan_634546283955775511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLifeMinimum" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLifeMinimum_634546283955785511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955775511" xlink:to="us-gaap_PropertyPlantAndEquipmentUsefulLifeMinimum_634546283955785511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLifeMaximum" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLifeMaximum_634546283955785511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955775511" xlink:to="us-gaap_PropertyPlantAndEquipmentUsefulLifeMaximum_634546283955785511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PercentOfConsolidatedPremiumsAndAsoFeesRelatedToLongDurationInsuranceProducts" xlink:label="hum_PercentOfConsolidatedPremiumsAndAsoFeesRelatedToLongDurationInsuranceProducts_634546283955785511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955775511" xlink:to="hum_PercentOfConsolidatedPremiumsAndAsoFeesRelatedToLongDurationInsuranceProducts_634546283955785511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_DepreciationAndAmortizationClassifiedAsBenefitExpense" xlink:label="hum_DepreciationAndAmortizationClassifiedAsBenefitExpense_634546283955785511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955775511" xlink:to="hum_DepreciationAndAmortizationClassifiedAsBenefitExpense_634546283955785511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureAcquisitionsNarrativeDetails" xlink:type="extended" xlink:title="40301 - Disclosure - Acquisitions (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AcquisitionsAbstract" xlink:label="hum_AcquisitionsAbstract_634535893356672122"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_634546283955785511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_AcquisitionsAbstract_634535893356672122" xlink:to="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_634546283955785511" order="1" use="optional" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis_634546283955785511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_634546283955785511" xlink:to="dei_LegalEntityAxis_634546283955785511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain_634546283955785511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_LegalEntityAxis_634546283955785511" xlink:to="dei_EntityDomain_634546283955785511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AcquisitionOfConcentraMember" xlink:label="hum_AcquisitionOfConcentraMember_634546283955785511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_EntityDomain_634546283955785511" xlink:to="hum_AcquisitionOfConcentraMember_634546283955785511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AcquistionOfCaritenMember" xlink:label="hum_AcquistionOfCaritenMember_634546283955785511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_EntityDomain_634546283955785511" xlink:to="hum_AcquistionOfCaritenMember_634546283955785511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AcquistionOfMetcareMember" xlink:label="hum_AcquistionOfMetcareMember_634546283955795511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_EntityDomain_634546283955785511" xlink:to="hum_AcquistionOfMetcareMember_634546283955795511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AcquisitionOfOSFHealthPlansMember" xlink:label="hum_AcquisitionOfOSFHealthPlansMember_634546283955795511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_EntityDomain_634546283955785511" xlink:to="hum_AcquisitionOfOSFHealthPlansMember_634546283955795511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AcquisitionOfSecureHorizonsMember" xlink:label="hum_AcquisitionOfSecureHorizonsMember_634546283955795511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_EntityDomain_634546283955785511" xlink:to="hum_AcquisitionOfSecureHorizonsMember_634546283955795511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283955795511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_634546283955785511" xlink:to="us-gaap_StatementLineItems_634546283955795511" order="2" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessAcquisitionDateOfAcquisitionAgreement" xlink:label="us-gaap_BusinessAcquisitionDateOfAcquisitionAgreement_634546283955795511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955795511" xlink:to="us-gaap_BusinessAcquisitionDateOfAcquisitionAgreement_634546283955795511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessAcquisitionCostOfAcquiredEntityCashPaid" xlink:label="us-gaap_BusinessAcquisitionCostOfAcquiredEntityCashPaid_634546283955795511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955795511" xlink:to="us-gaap_BusinessAcquisitionCostOfAcquiredEntityCashPaid_634546283955795511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xlink:label="us-gaap_FiniteLivedIntangibleAssetsWeightedAverageUsefulLife_634546283955795511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955795511" xlink:to="us-gaap_FiniteLivedIntangibleAssetsWeightedAverageUsefulLife_634546283955795511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount_634546283955795511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955795511" xlink:to="us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount_634546283955795511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessCombinationAcquisitionRelatedCosts" xlink:label="us-gaap_BusinessCombinationAcquisitionRelatedCosts_634546283955795511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955795511" xlink:to="us-gaap_BusinessCombinationAcquisitionRelatedCosts_634546283955795511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_BusinessAcquisitionPaymentsToSettleContingency" xlink:label="hum_BusinessAcquisitionPaymentsToSettleContingency_634546283955795511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955795511" xlink:to="hum_BusinessAcquisitionPaymentsToSettleContingency_634546283955795511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ChangeInFairValueOfIntangibleAssets" xlink:label="hum_ChangeInFairValueOfIntangibleAssets_634546283955795511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955795511" xlink:to="hum_ChangeInFairValueOfIntangibleAssets_634546283955795511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AmountWhichConsiderationPaidExceededFairValueOfNetTangibleAssetsAcquired" xlink:label="hum_AmountWhichConsiderationPaidExceededFairValueOfNetTangibleAssetsAcquired_634546283955795511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955795511" xlink:to="hum_AmountWhichConsiderationPaidExceededFairValueOfNetTangibleAssetsAcquired_634546283955795511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationAmortizableIntangibleAssets" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationAmortizableIntangibleAssets_634546283955805511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955795511" xlink:to="us-gaap_BusinessAcquisitionPurchasePriceAllocationAmortizableIntangibleAssets_634546283955805511" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillAmount" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillAmount_634546283955805511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955795511" xlink:to="us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillAmount_634546283955805511" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PurchasePriceSettlement" xlink:label="hum_PurchasePriceSettlement_634546283955805511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955795511" xlink:to="hum_PurchasePriceSettlement_634546283955805511" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AdditionalSubsidiaryCapitalAndSurplusRequirementsRelatedToAcquisition" xlink:label="hum_AdditionalSubsidiaryCapitalAndSurplusRequirementsRelatedToAcquisition_634546283955805511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955795511" xlink:to="hum_AdditionalSubsidiaryCapitalAndSurplusRequirementsRelatedToAcquisition_634546283955805511" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureAcquisitionsFairValuesOfAssetsAcquiredAndLiabilitiesAssumedAtDateOfAcquisitionDetails" xlink:type="extended" xlink:title="40302 - Disclosure - Acquisitions (Fair Values Of Assets Acquired And Liabilities Assumed At The Date Of The Acquisition) (Details)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AcquisitionsAbstract" xlink:label="hum_AcquisitionsAbstract_634535925696566069"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementTable" xlink:label="us-gaap_StatementTable_634546283955805511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_AcquisitionsAbstract_634535925696566069" xlink:to="us-gaap_StatementTable_634546283955805511" order="1" use="optional" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis_634546283955805511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementTable_634546283955805511" xlink:to="dei_LegalEntityAxis_634546283955805511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain_634546283955815511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_LegalEntityAxis_634546283955805511" xlink:to="dei_EntityDomain_634546283955815511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AcquisitionOfConcentraMember" xlink:label="hum_AcquisitionOfConcentraMember_634546283955815511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_EntityDomain_634546283955815511" xlink:to="hum_AcquisitionOfConcentraMember_634546283955815511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283955815511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementTable_634546283955805511" xlink:to="us-gaap_StatementLineItems_634546283955815511" order="2" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsCashAndCashEquivalents" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsCashAndCashEquivalents_634546283955815511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955815511" xlink:to="us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsCashAndCashEquivalents_634546283955815511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsReceivables" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsReceivables_634546283955815511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955815511" xlink:to="us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsReceivables_634546283955815511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsPrepaidExpenseAndOtherAssets" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsPrepaidExpenseAndOtherAssets_634546283955815511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955815511" xlink:to="us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsPrepaidExpenseAndOtherAssets_634546283955815511" order="3" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationPropertyPlantAndEquipment" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationPropertyPlantAndEquipment_634546283955815511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955815511" xlink:to="us-gaap_BusinessAcquisitionPurchasePriceAllocationPropertyPlantAndEquipment_634546283955815511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillAmount" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillAmount_634546283955815511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955815511" xlink:to="us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillAmount_634546283955815511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationAmortizableIntangibleAssets" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationAmortizableIntangibleAssets_634546283955815511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955815511" xlink:to="us-gaap_BusinessAcquisitionPurchasePriceAllocationAmortizableIntangibleAssets_634546283955815511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationOtherNoncurrentAssets" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationOtherNoncurrentAssets_634546283955815511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955815511" xlink:to="us-gaap_BusinessAcquisitionPurchasePriceAllocationOtherNoncurrentAssets_634546283955815511" order="7" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationAssetsAcquired" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationAssetsAcquired_634546283955815511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955815511" xlink:to="us-gaap_BusinessAcquisitionPurchasePriceAllocationAssetsAcquired_634546283955815511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentLiabilities" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentLiabilities_634546283955815511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955815511" xlink:to="us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentLiabilities_634546283955815511" order="9" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="5"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationOtherNoncurrentLiabilities" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationOtherNoncurrentLiabilities_634546283955815511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955815511" xlink:to="us-gaap_BusinessAcquisitionPurchasePriceAllocationOtherNoncurrentLiabilities_634546283955815511" order="10" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumed" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumed_634546283955825511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955815511" xlink:to="us-gaap_BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumed_634546283955825511" order="11" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedTotalLabel" priority="5"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredLiabilitiesAssumedNet" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredLiabilitiesAssumedNet_634546283955825511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955815511" xlink:to="us-gaap_BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredLiabilitiesAssumedNet_634546283955825511" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="3"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureInvestmentSecuritiesNarrativeDetails" xlink:type="extended" xlink:title="40401 - Disclosure - Investment Securities (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InvestmentsAbstract" xlink:label="us-gaap_InvestmentsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SecuritiesFinancingTransactionTable" xlink:label="us-gaap_SecuritiesFinancingTransactionTable_634546283955825511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="us-gaap_SecuritiesFinancingTransactionTable_634546283955825511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis" xlink:label="us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis_634546283955825511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SecuritiesFinancingTransactionTable_634546283955825511" xlink:to="us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis_634546283955825511" order="1" use="optional" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain" xlink:label="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955825511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis_634546283955825511" xlink:to="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955825511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_SecuritiesLendingProgramMember" xlink:label="hum_SecuritiesLendingProgramMember_634546283955825511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955825511" xlink:to="hum_SecuritiesLendingProgramMember_634546283955825511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283955825511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SecuritiesFinancingTransactionTable_634546283955825511" xlink:to="us-gaap_StatementLineItems_634546283955825511" order="2" use="optional"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PercentageOfCollateralToFairValueOfInvestmentSecuritiesOnLoan" xlink:label="hum_PercentageOfCollateralToFairValueOfInvestmentSecuritiesOnLoan_634546283955825511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955825511" xlink:to="hum_PercentageOfCollateralToFairValueOfInvestmentSecuritiesOnLoan_634546283955825511" order="1" use="optional" priority="4"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_FairValueOfSecuritiesOnLoan" xlink:label="hum_FairValueOfSecuritiesOnLoan_634546283955825511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955825511" xlink:to="hum_FairValueOfSecuritiesOnLoan_634546283955825511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PercentageOfTotalDebtSecurities" xlink:label="hum_PercentageOfTotalDebtSecurities_634546283955835511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955825511" xlink:to="hum_PercentageOfTotalDebtSecurities_634546283955835511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="6"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PercentageOfTaxExemptMunicipalSecuritiesClassifiedAsPreRefunded" xlink:label="hum_PercentageOfTaxExemptMunicipalSecuritiesClassifiedAsPreRefunded_634546283955835511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955825511" xlink:to="hum_PercentageOfTaxExemptMunicipalSecuritiesClassifiedAsPreRefunded_634546283955835511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="6"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PercentageOfTaxExemptSecurities" xlink:label="hum_PercentageOfTaxExemptSecurities_634546283955835511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955825511" xlink:to="hum_PercentageOfTaxExemptSecurities_634546283955835511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="6"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PercentageOfCollateralRelatedToPrimeLoans" xlink:label="hum_PercentageOfCollateralRelatedToPrimeLoans_634546283955835511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955825511" xlink:to="hum_PercentageOfCollateralRelatedToPrimeLoans_634546283955835511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="6"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_MarketableSecuritiesRealizedGainLossOtherThanTemporaryImpairmentsAmount" xlink:label="us-gaap_MarketableSecuritiesRealizedGainLossOtherThanTemporaryImpairmentsAmount_634546283955835511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955825511" xlink:to="us-gaap_MarketableSecuritiesRealizedGainLossOtherThanTemporaryImpairmentsAmount_634546283955835511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="5"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureInvestmentSecuritiesInvestmentSecuritiesClassifiedAsCurrentAndLongTermDetails" xlink:type="extended" xlink:title="40402 - Disclosure - Investment Securities (Investment Securities Classified As Current And Long-Term) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InvestmentsAbstract" xlink:label="us-gaap_InvestmentsAbstract_634206033831683462"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SecuritiesFinancingTransactionTable" xlink:label="us-gaap_SecuritiesFinancingTransactionTable_634546283955835511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract_634206033831683462" xlink:to="us-gaap_SecuritiesFinancingTransactionTable_634546283955835511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesMajorTypesOfDebtAndEquitySecuritiesAxis" xlink:label="us-gaap_ScheduleOfAvailableForSaleSecuritiesMajorTypesOfDebtAndEquitySecuritiesAxis_634546283955835511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SecuritiesFinancingTransactionTable_634546283955835511" xlink:to="us-gaap_ScheduleOfAvailableForSaleSecuritiesMajorTypesOfDebtAndEquitySecuritiesAxis_634546283955835511" order="1" use="optional" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain" xlink:label="us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_634546283955835511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfAvailableForSaleSecuritiesMajorTypesOfDebtAndEquitySecuritiesAxis_634546283955835511" xlink:to="us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_634546283955835511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtSecuritiesMember" xlink:label="us-gaap_DebtSecuritiesMember_634546283955835511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_634546283955835511" xlink:to="us-gaap_DebtSecuritiesMember_634546283955835511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryAxis" xlink:label="us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryAxis_634546283955835511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SecuritiesFinancingTransactionTable_634546283955835511" xlink:to="us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryAxis_634546283955835511" order="2" use="optional" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InvestmentIncomeCategoriesDomain" xlink:label="us-gaap_InvestmentIncomeCategoriesDomain_634546283955845511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryAxis_634546283955835511" xlink:to="us-gaap_InvestmentIncomeCategoriesDomain_634546283955845511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_USTreasuryAndGovernmentMember" xlink:label="us-gaap_USTreasuryAndGovernmentMember_634546283955845511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentIncomeCategoriesDomain_634546283955845511" xlink:to="us-gaap_USTreasuryAndGovernmentMember_634546283955845511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis" xlink:label="us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis_634546283955845511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SecuritiesFinancingTransactionTable_634546283955835511" xlink:to="us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis_634546283955845511" order="3" use="optional" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain" xlink:label="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955845511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis_634546283955845511" xlink:to="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955845511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_USTreasuryAndAgencyObligationsMember" xlink:label="hum_USTreasuryAndAgencyObligationsMember_634546283955845511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955845511" xlink:to="hum_USTreasuryAndAgencyObligationsMember_634546283955845511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_MortgageBackedSecuritiesMember" xlink:label="us-gaap_MortgageBackedSecuritiesMember_634546283955845511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955845511" xlink:to="us-gaap_MortgageBackedSecuritiesMember_634546283955845511" order="2" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NontaxableMunicipalNotesMember" xlink:label="us-gaap_NontaxableMunicipalNotesMember_634546283955845511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955845511" xlink:to="us-gaap_NontaxableMunicipalNotesMember_634546283955845511" order="3" use="optional" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ResidentialMortgageBackedSecuritiesMember" xlink:label="us-gaap_ResidentialMortgageBackedSecuritiesMember_634546283955845511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955845511" xlink:to="us-gaap_ResidentialMortgageBackedSecuritiesMember_634546283955845511" order="4" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CommercialMortgageBackedSecuritiesMember" xlink:label="us-gaap_CommercialMortgageBackedSecuritiesMember_634546283955845511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955845511" xlink:to="us-gaap_CommercialMortgageBackedSecuritiesMember_634546283955845511" order="5" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AssetBackedSecuritiesMember" xlink:label="us-gaap_AssetBackedSecuritiesMember_634546283955845511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955845511" xlink:to="us-gaap_AssetBackedSecuritiesMember_634546283955845511" order="6" use="optional" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember" xlink:label="us-gaap_CorporateDebtSecuritiesMember_634546283955845511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955845511" xlink:to="us-gaap_CorporateDebtSecuritiesMember_634546283955845511" order="7" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RedeemablePreferredStockMember" xlink:label="us-gaap_RedeemablePreferredStockMember_634546283955845511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955845511" xlink:to="us-gaap_RedeemablePreferredStockMember_634546283955845511" order="8" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283955855511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SecuritiesFinancingTransactionTable_634546283955835511" xlink:to="us-gaap_StatementLineItems_634546283955855511" order="4" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesAmortizedCost" xlink:label="us-gaap_AvailableForSaleSecuritiesAmortizedCost_634546283955855511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955855511" xlink:to="us-gaap_AvailableForSaleSecuritiesAmortizedCost_634546283955855511" order="1" use="optional" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableforsaleSecuritiesGrossUnrealizedGain" xlink:label="us-gaap_AvailableforsaleSecuritiesGrossUnrealizedGain_634546283955855511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955855511" xlink:to="us-gaap_AvailableforsaleSecuritiesGrossUnrealizedGain_634546283955855511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesGrossUnrealizedLosses1" xlink:label="us-gaap_AvailableForSaleSecuritiesGrossUnrealizedLosses1_634546283955855511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955855511" xlink:to="us-gaap_AvailableForSaleSecuritiesGrossUnrealizedLosses1_634546283955855511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="7"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesFairValueDisclosure" xlink:label="us-gaap_AvailableForSaleSecuritiesFairValueDisclosure_634546283955855511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955855511" xlink:to="us-gaap_AvailableForSaleSecuritiesFairValueDisclosure_634546283955855511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="6"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureInvestmentSecuritiesGrossUnrealizedLossesAndFairValuesAggregatedByInvestmentCategoryAndLengthOfTimeInContinuousUnrealizedLossPositionDetails" xlink:type="extended" xlink:title="40403 - Disclosure - Investment Securities (Gross Unrealized Losses And Fair Values Aggregated By Investment Category And Length Of Time In Continuous Unrealized Loss Position) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InvestmentsAbstract" xlink:label="us-gaap_InvestmentsAbstract_634219669141416152"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SecuritiesFinancingTransactionTable" xlink:label="us-gaap_SecuritiesFinancingTransactionTable_634546283955855511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract_634219669141416152" xlink:to="us-gaap_SecuritiesFinancingTransactionTable_634546283955855511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesMajorTypesOfDebtAndEquitySecuritiesAxis" xlink:label="us-gaap_ScheduleOfAvailableForSaleSecuritiesMajorTypesOfDebtAndEquitySecuritiesAxis_634546283955855511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SecuritiesFinancingTransactionTable_634546283955855511" xlink:to="us-gaap_ScheduleOfAvailableForSaleSecuritiesMajorTypesOfDebtAndEquitySecuritiesAxis_634546283955855511" order="1" use="optional" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain" xlink:label="us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_634546283955865511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfAvailableForSaleSecuritiesMajorTypesOfDebtAndEquitySecuritiesAxis_634546283955855511" xlink:to="us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_634546283955865511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtSecuritiesMember" xlink:label="us-gaap_DebtSecuritiesMember_634546283955865511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_634546283955865511" xlink:to="us-gaap_DebtSecuritiesMember_634546283955865511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryAxis" xlink:label="us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryAxis_634546283955865511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SecuritiesFinancingTransactionTable_634546283955855511" xlink:to="us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryAxis_634546283955865511" order="2" use="optional" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InvestmentIncomeCategoriesDomain" xlink:label="us-gaap_InvestmentIncomeCategoriesDomain_634546283955865511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryAxis_634546283955865511" xlink:to="us-gaap_InvestmentIncomeCategoriesDomain_634546283955865511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_USTreasuryAndGovernmentMember" xlink:label="us-gaap_USTreasuryAndGovernmentMember_634546283955865511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentIncomeCategoriesDomain_634546283955865511" xlink:to="us-gaap_USTreasuryAndGovernmentMember_634546283955865511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis" xlink:label="us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis_634546283955865511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SecuritiesFinancingTransactionTable_634546283955855511" xlink:to="us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis_634546283955865511" order="3" use="optional" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain" xlink:label="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955865511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis_634546283955865511" xlink:to="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955865511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_USTreasuryAndAgencyObligationsMember" xlink:label="hum_USTreasuryAndAgencyObligationsMember_634546283955865511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955865511" xlink:to="hum_USTreasuryAndAgencyObligationsMember_634546283955865511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_MortgageBackedSecuritiesMember" xlink:label="us-gaap_MortgageBackedSecuritiesMember_634546283955865511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955865511" xlink:to="us-gaap_MortgageBackedSecuritiesMember_634546283955865511" order="2" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NontaxableMunicipalNotesMember" xlink:label="us-gaap_NontaxableMunicipalNotesMember_634546283955865511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955865511" xlink:to="us-gaap_NontaxableMunicipalNotesMember_634546283955865511" order="3" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ResidentialMortgageBackedSecuritiesMember" xlink:label="us-gaap_ResidentialMortgageBackedSecuritiesMember_634546283955865511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955865511" xlink:to="us-gaap_ResidentialMortgageBackedSecuritiesMember_634546283955865511" order="4" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CommercialMortgageBackedSecuritiesMember" xlink:label="us-gaap_CommercialMortgageBackedSecuritiesMember_634546283955865511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955865511" xlink:to="us-gaap_CommercialMortgageBackedSecuritiesMember_634546283955865511" order="5" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AssetBackedSecuritiesMember" xlink:label="us-gaap_AssetBackedSecuritiesMember_634546283955865511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955865511" xlink:to="us-gaap_AssetBackedSecuritiesMember_634546283955865511" order="6" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember" xlink:label="us-gaap_CorporateDebtSecuritiesMember_634546283955875511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955865511" xlink:to="us-gaap_CorporateDebtSecuritiesMember_634546283955875511" order="7" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283955875511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SecuritiesFinancingTransactionTable_634546283955855511" xlink:to="us-gaap_StatementLineItems_634546283955875511" order="4" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue" xlink:label="us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_634546283955875511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955875511" xlink:to="us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_634546283955875511" order="1" use="optional" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses1" xlink:label="us-gaap_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses1_634546283955875511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955875511" xlink:to="us-gaap_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses1_634546283955875511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="9"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue" xlink:label="us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue_634546283955875511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955875511" xlink:to="us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue_634546283955875511" order="3" use="optional" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses1" xlink:label="us-gaap_AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses1_634546283955875511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955875511" xlink:to="us-gaap_AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses1_634546283955875511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="5"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue" xlink:label="us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_634546283955875511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955875511" xlink:to="us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_634546283955875511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="6"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses1" xlink:label="us-gaap_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses1_634546283955875511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955875511" xlink:to="us-gaap_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses1_634546283955875511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="4"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureInvestmentSecuritiesDetailOfRealizedGainsLossesRelatedToInvestmentSecuritiesAndIncludedWithInvestmentIncomeDetails" xlink:type="extended" xlink:title="40404 - Disclosure - Investment Securities (Detail Of Realized Gains (Losses) Related To Investment Securities And Included With Investment Income) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InvestmentsAbstract" xlink:label="us-gaap_InvestmentsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesGrossRealizedGains" xlink:label="us-gaap_AvailableForSaleSecuritiesGrossRealizedGains_634546283955885511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="us-gaap_AvailableForSaleSecuritiesGrossRealizedGains_634546283955885511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses" xlink:label="us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses_634546283955885511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses_634546283955885511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet" xlink:label="us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet_634546283955885511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet_634546283955885511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureInvestmentSecuritiesContractualMaturitiesOfDebtSecuritiesAvailableForSaleDetails" xlink:type="extended" xlink:title="40405 - Disclosure - Investment Securities (Contractual Maturities Of Debt Securities Available For Sale) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InvestmentsAbstract" xlink:label="us-gaap_InvestmentsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_634546283955885511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_634546283955885511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_634546283955885511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_634546283955885511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_634546283955885511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_634546283955885511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_634546283955885511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_634546283955885511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_634546283955885511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_634546283955885511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesAmortizedCost" xlink:label="us-gaap_AvailableForSaleSecuritiesAmortizedCost_634546283955885511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="us-gaap_AvailableForSaleSecuritiesAmortizedCost_634546283955885511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_634546283955895511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_634546283955895511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_634546283955895511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_634546283955895511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_634546283955895511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_634546283955895511" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_634546283955895511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_634546283955895511" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_634546283955895511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_634546283955895511" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesFairValueDisclosure" xlink:label="us-gaap_AvailableForSaleSecuritiesFairValueDisclosure_634546283955895511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsAbstract" xlink:to="us-gaap_AvailableForSaleSecuritiesFairValueDisclosure_634546283955895511" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureFairValueNarrativeDetails" xlink:type="extended" xlink:title="40501 - Disclosure - Fair Value (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAbstract" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_634546283955895511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAbstract" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_634546283955895511" order="1" use="optional" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_FairValueAssetsAndLiabilitiesComponentsAxis" xlink:label="hum_FairValueAssetsAndLiabilitiesComponentsAxis_634546283955895511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_634546283955895511" xlink:to="hum_FairValueAssetsAndLiabilitiesComponentsAxis_634546283955895511" order="1" use="optional" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_FairValueAssetsAndLiabilitiesComponentDomain" xlink:label="hum_FairValueAssetsAndLiabilitiesComponentDomain_634546283955895511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_FairValueAssetsAndLiabilitiesComponentsAxis_634546283955895511" xlink:to="hum_FairValueAssetsAndLiabilitiesComponentDomain_634546283955895511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="us-gaap_FairValueInputsLevel3Member_634546283955905511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_FairValueAssetsAndLiabilitiesComponentDomain_634546283955895511" xlink:to="us-gaap_FairValueInputsLevel3Member_634546283955905511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283955905511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_634546283955895511" xlink:to="us-gaap_StatementLineItems_634546283955905511" order="2" use="optional" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AuctionRateSecuritiesAvailableForSaleSecuritiesFairValue" xlink:label="hum_AuctionRateSecuritiesAvailableForSaleSecuritiesFairValue_634546283955905511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955905511" xlink:to="hum_AuctionRateSecuritiesAvailableForSaleSecuritiesFairValue_634546283955905511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PercentageOfAuctionRateSecuritiesToTotalInvestedAssetsUpperLimit" xlink:label="hum_PercentageOfAuctionRateSecuritiesToTotalInvestedAssetsUpperLimit_634546283955905511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955905511" xlink:to="hum_PercentageOfAuctionRateSecuritiesToTotalInvestedAssetsUpperLimit_634546283955905511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="6"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="us-gaap_LongTermDebtNoncurrent_634546283955905511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955905511" xlink:to="us-gaap_LongTermDebtNoncurrent_634546283955905511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtInstrumentFairValue" xlink:label="us-gaap_DebtInstrumentFairValue_634546283955905511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955905511" xlink:to="us-gaap_DebtInstrumentFairValue_634546283955905511" order="4" use="optional" priority="2"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureFairValueFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" xlink:type="extended" xlink:title="40502 - Disclosure - Fair Value (Financial Assets Measured At Fair Value On A Recurring Basis) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAbstract" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_634546283955905511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAbstract" xlink:to="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_634546283955905511" order="1" use="optional" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis_634546283955905511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_634546283955905511" xlink:to="us-gaap_FairValueByFairValueHierarchyLevelAxis_634546283955905511" order="1" use="optional" priority="5"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_634546283955905511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueByFairValueHierarchyLevelAxis_634546283955905511" xlink:to="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_634546283955905511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="us-gaap_FairValueInputsLevel1Member_634546283955905511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_634546283955905511" xlink:to="us-gaap_FairValueInputsLevel1Member_634546283955905511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="us-gaap_FairValueInputsLevel2Member_634546283955915511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_634546283955905511" xlink:to="us-gaap_FairValueInputsLevel2Member_634546283955915511" order="2" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="us-gaap_FairValueInputsLevel3Member_634546283955915511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_634546283955905511" xlink:to="us-gaap_FairValueInputsLevel3Member_634546283955915511" order="3" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingDisclosureItemAmountsAxis" xlink:label="us-gaap_FairValueByBalanceSheetGroupingDisclosureItemAmountsAxis_634546283955915511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_634546283955905511" xlink:to="us-gaap_FairValueByBalanceSheetGroupingDisclosureItemAmountsAxis_634546283955915511" order="2" use="optional" priority="5"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueDisclosureItemAmountsDomain" xlink:label="us-gaap_FairValueDisclosureItemAmountsDomain_634546283955915511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueByBalanceSheetGroupingDisclosureItemAmountsAxis_634546283955915511" xlink:to="us-gaap_FairValueDisclosureItemAmountsDomain_634546283955915511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtSecuritiesMember" xlink:label="us-gaap_DebtSecuritiesMember_634546283955915511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueDisclosureItemAmountsDomain_634546283955915511" xlink:to="us-gaap_DebtSecuritiesMember_634546283955915511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxis" xlink:label="us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxis_634546283955915511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_634546283955905511" xlink:to="us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxis_634546283955915511" order="3" use="optional" priority="5"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentCategoryDomain" xlink:label="us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentCategoryDomain_634546283955915511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxis_634546283955915511" xlink:to="us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentCategoryDomain_634546283955915511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_USTreasuryAndGovernmentMember" xlink:label="us-gaap_USTreasuryAndGovernmentMember_634546283955915511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentCategoryDomain_634546283955915511" xlink:to="us-gaap_USTreasuryAndGovernmentMember_634546283955915511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis" xlink:label="us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis_634546283955915511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_634546283955905511" xlink:to="us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis_634546283955915511" order="4" use="optional" priority="5"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain" xlink:label="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955915511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsMajorTypesOfTradingSecuritiesAndAssetsAxis_634546283955915511" xlink:to="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955915511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_USTreasuryAndAgencyObligationsMember" xlink:label="hum_USTreasuryAndAgencyObligationsMember_634546283955915511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955915511" xlink:to="hum_USTreasuryAndAgencyObligationsMember_634546283955915511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_MortgageBackedSecuritiesMember" xlink:label="us-gaap_MortgageBackedSecuritiesMember_634546283955915511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955915511" xlink:to="us-gaap_MortgageBackedSecuritiesMember_634546283955915511" order="2" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NontaxableMunicipalNotesMember" xlink:label="us-gaap_NontaxableMunicipalNotesMember_634546283955915511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955915511" xlink:to="us-gaap_NontaxableMunicipalNotesMember_634546283955915511" order="3" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ResidentialMortgageBackedSecuritiesMember" xlink:label="us-gaap_ResidentialMortgageBackedSecuritiesMember_634546283955925511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955915511" xlink:to="us-gaap_ResidentialMortgageBackedSecuritiesMember_634546283955925511" order="4" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CommercialMortgageBackedSecuritiesMember" xlink:label="us-gaap_CommercialMortgageBackedSecuritiesMember_634546283955925511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955915511" xlink:to="us-gaap_CommercialMortgageBackedSecuritiesMember_634546283955925511" order="5" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AssetBackedSecuritiesMember" xlink:label="us-gaap_AssetBackedSecuritiesMember_634546283955935511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955915511" xlink:to="us-gaap_AssetBackedSecuritiesMember_634546283955935511" order="6" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember" xlink:label="us-gaap_CorporateDebtSecuritiesMember_634546283955935511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955915511" xlink:to="us-gaap_CorporateDebtSecuritiesMember_634546283955935511" order="7" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RedeemablePreferredStockMember" xlink:label="us-gaap_RedeemablePreferredStockMember_634546283955935511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MajorTypesOfTradingSecuritiesAndAssetsDomain_634546283955915511" xlink:to="us-gaap_RedeemablePreferredStockMember_634546283955935511" order="8" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283955935511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_634546283955905511" xlink:to="us-gaap_StatementLineItems_634546283955935511" order="5" use="optional" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:label="us-gaap_CashAndCashEquivalentsFairValueDisclosure_634546283955935511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955935511" xlink:to="us-gaap_CashAndCashEquivalentsFairValueDisclosure_634546283955935511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AvailableForSaleSecuritiesFairValueDisclosure" xlink:label="us-gaap_AvailableForSaleSecuritiesFairValueDisclosure_634546283955935511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955935511" xlink:to="us-gaap_AvailableForSaleSecuritiesFairValueDisclosure_634546283955935511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SecuritiesReceivedAsCollateral" xlink:label="us-gaap_SecuritiesReceivedAsCollateral_634546283955935511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955935511" xlink:to="us-gaap_SecuritiesReceivedAsCollateral_634546283955935511" order="3" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_TotalInvestedAssets" xlink:label="hum_TotalInvestedAssets_634546283955935511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955935511" xlink:to="hum_TotalInvestedAssets_634546283955935511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureFairValueChangesInFairValueOfAssetsMeasuredUsingSignificantUnobservableInputsDetails" xlink:type="extended" xlink:title="40503 - Disclosure - Fair Value (Changes In Fair Value Of Assets Measured Using Significant Unobservable Inputs) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAbstract" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_634546283955945511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAbstract" xlink:to="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_634546283955945511" order="1" use="optional" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueByAssetClassAxis" xlink:label="us-gaap_FairValueByAssetClassAxis_634546283955945511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_634546283955945511" xlink:to="us-gaap_FairValueByAssetClassAxis_634546283955945511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_634546283955945511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueByAssetClassAxis_634546283955945511" xlink:to="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_634546283955945511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AuctionRateSecuritiesMember" xlink:label="us-gaap_AuctionRateSecuritiesMember_634546283955945511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_634546283955945511" xlink:to="us-gaap_AuctionRateSecuritiesMember_634546283955945511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PrivatesAndVentureCapitalMember" xlink:label="hum_PrivatesAndVentureCapitalMember_634546283955945511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_634546283955945511" xlink:to="hum_PrivatesAndVentureCapitalMember_634546283955945511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283955945511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_634546283955945511" xlink:to="us-gaap_StatementLineItems_634546283955945511" order="2" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_634546283955945511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955945511" xlink:to="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_634546283955945511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings_634546283955945511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955945511" xlink:to="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings_634546283955945511" order="2" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncome" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncome_634546283955945511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955945511" xlink:to="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncome_634546283955945511" order="3" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements_634546283955955511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955945511" xlink:to="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements_634546283955955511" order="4" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet_634546283955955511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955945511" xlink:to="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet_634546283955955511" order="5" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_634546283955955511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955945511" xlink:to="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_634546283955955511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="2"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureMedicarePartDBalanceSheetAccountsAssociatedWithMedicarePartDDetails" xlink:type="extended" xlink:title="40601 - Disclosure - Medicare Part D (Balance Sheet Accounts Associated With Medicare Part D) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BalanceSheetRelatedDisclosuresAbstract" xlink:label="us-gaap_BalanceSheetRelatedDisclosuresAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_634546283955955511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BalanceSheetRelatedDisclosuresAbstract" xlink:to="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_634546283955955511" order="1" use="optional" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="us-gaap_StatementBusinessSegmentsAxis_634546283955955511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_634546283955955511" xlink:to="us-gaap_StatementBusinessSegmentsAxis_634546283955955511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SegmentDomain" xlink:label="us-gaap_SegmentDomain_634546283955955511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementBusinessSegmentsAxis_634546283955955511" xlink:to="us-gaap_SegmentDomain_634546283955955511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_RiskCorridorSettlementMember" xlink:label="hum_RiskCorridorSettlementMember_634546283955955511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentDomain_634546283955955511" xlink:to="hum_RiskCorridorSettlementMember_634546283955955511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_CMSSubsidiesMember" xlink:label="hum_CMSSubsidiesMember_634546283955955511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentDomain_634546283955955511" xlink:to="hum_CMSSubsidiesMember_634546283955955511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283955955511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_634546283955955511" xlink:to="us-gaap_StatementLineItems_634546283955955511" order="2" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="us-gaap_OtherAssetsCurrent_634546283955955511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955955511" xlink:to="us-gaap_OtherAssetsCurrent_634546283955955511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_634546283955965511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955955511" xlink:to="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_634546283955965511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_NetCurrentLiabilityAsset" xlink:label="hum_NetCurrentLiabilityAsset_634546283955965511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955955511" xlink:to="hum_NetCurrentLiabilityAsset_634546283955965511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedTotalLabel" priority="5"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosurePropertyAndEquipmentNetNarrativeDetails" xlink:type="extended" xlink:title="40701 - Disclosure - Property And Equipment, Net (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:label="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_634546283955965511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentAbstract" xlink:to="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_634546283955965511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis_634546283955965511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_634546283955965511" xlink:to="dei_LegalEntityAxis_634546283955965511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain_634546283955965511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_LegalEntityAxis_634546283955965511" xlink:to="dei_EntityDomain_634546283955965511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AcquisitionOfConcentraMember" xlink:label="hum_AcquisitionOfConcentraMember_634546283955965511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_EntityDomain_634546283955965511" xlink:to="hum_AcquisitionOfConcentraMember_634546283955965511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283955965511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_634546283955965511" xlink:to="us-gaap_StatementLineItems_634546283955965511" order="2" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_Depreciation" xlink:label="us-gaap_Depreciation_634546283955965511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955965511" xlink:to="us-gaap_Depreciation_634546283955965511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CapitalizedComputerSoftwareAmortization" xlink:label="us-gaap_CapitalizedComputerSoftwareAmortization_634546283955965511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955965511" xlink:to="us-gaap_CapitalizedComputerSoftwareAmortization_634546283955965511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_NetEndingPropertyAndEquipmentBalanceFromAcquisitionOfConcentra" xlink:label="hum_NetEndingPropertyAndEquipmentBalanceFromAcquisitionOfConcentra_634546283955965511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955965511" xlink:to="hum_NetEndingPropertyAndEquipmentBalanceFromAcquisitionOfConcentra_634546283955965511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosurePropertyAndEquipmentNetPropertyAndEquipmentDetails" xlink:type="extended" xlink:title="40702 - Disclosure - Property And Equipment, Net (Property And Equipment) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract_634268003162449669"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_Land" xlink:label="us-gaap_Land_634546283955975511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentAbstract_634268003162449669" xlink:to="us-gaap_Land_634546283955975511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BuildingsAndImprovementsGross" xlink:label="us-gaap_BuildingsAndImprovementsGross_634546283955975511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentAbstract_634268003162449669" xlink:to="us-gaap_BuildingsAndImprovementsGross_634546283955975511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_MachineryAndEquipmentGross" xlink:label="us-gaap_MachineryAndEquipmentGross_634546283955975511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentAbstract_634268003162449669" xlink:to="us-gaap_MachineryAndEquipmentGross_634546283955975511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CapitalizedComputerSoftwareGross" xlink:label="us-gaap_CapitalizedComputerSoftwareGross_634546283955975511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentAbstract_634268003162449669" xlink:to="us-gaap_CapitalizedComputerSoftwareGross_634546283955975511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_634546283955975511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentAbstract_634268003162449669" xlink:to="us-gaap_PropertyPlantAndEquipmentGross_634546283955975511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_634546283955975511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentAbstract_634268003162449669" xlink:to="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_634546283955975511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_634546283955975511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentAbstract_634268003162449669" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_634546283955975511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureGoodwillAndOtherIntangibleAssetsNarrativeDetails" xlink:type="extended" xlink:title="40801 - Disclosure - Goodwill And Other Intangible Assets (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_GoodwillAndOtherIntangibleAssetsAbstract" xlink:label="hum_GoodwillAndOtherIntangibleAssetsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="us-gaap_AmortizationOfIntangibleAssets_634546283955985511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_GoodwillAndOtherIntangibleAssetsAbstract" xlink:to="us-gaap_AmortizationOfIntangibleAssets_634546283955985511" order="1" use="optional"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureGoodwillAndOtherIntangibleAssetsChangesInCarryingAmountOfGoodwillByReportableSegmentDetails" xlink:type="extended" xlink:title="40802 - Disclosure - Goodwill And Other Intangible Assets (Changes In Carrying Amount Of Goodwill By Reportable Segment) (Details)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_GoodwillAndOtherIntangibleAssetsAbstract" xlink:label="hum_GoodwillAndOtherIntangibleAssetsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfGoodwillTable" xlink:label="us-gaap_ScheduleOfGoodwillTable_634546283955985511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_GoodwillAndOtherIntangibleAssetsAbstract" xlink:to="us-gaap_ScheduleOfGoodwillTable_634546283955985511" order="1" use="optional" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="us-gaap_StatementBusinessSegmentsAxis_634546283955985511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfGoodwillTable_634546283955985511" xlink:to="us-gaap_StatementBusinessSegmentsAxis_634546283955985511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SegmentDomain" xlink:label="us-gaap_SegmentDomain_634546283955985511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementBusinessSegmentsAxis_634546283955985511" xlink:to="us-gaap_SegmentDomain_634546283955985511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_RetailMember" xlink:label="hum_RetailMember_634546283955985511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentDomain_634546283955985511" xlink:to="hum_RetailMember_634546283955985511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_EmployerGroupMember" xlink:label="hum_EmployerGroupMember_634546283955985511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentDomain_634546283955985511" xlink:to="hum_EmployerGroupMember_634546283955985511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_HealthAndWellBeingServicesMember" xlink:label="hum_HealthAndWellBeingServicesMember_634546283955985511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentDomain_634546283955985511" xlink:to="hum_HealthAndWellBeingServicesMember_634546283955985511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_OtherBusinessesMember" xlink:label="hum_OtherBusinessesMember_634546283955985511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentDomain_634546283955985511" xlink:to="hum_OtherBusinessesMember_634546283955985511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283955985511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfGoodwillTable_634546283955985511" xlink:to="us-gaap_StatementLineItems_634546283955985511" order="2" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_Goodwill" xlink:label="us-gaap_Goodwill_634546283955985511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955985511" xlink:to="us-gaap_Goodwill_634546283955985511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_GoodwillPeriodIncreaseDecrease" xlink:label="us-gaap_GoodwillPeriodIncreaseDecrease_634546283955995511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955985511" xlink:to="us-gaap_GoodwillPeriodIncreaseDecrease_634546283955995511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_GoodwillAcquiredDuringPeriod" xlink:label="us-gaap_GoodwillAcquiredDuringPeriod_634546283955995511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955985511" xlink:to="us-gaap_GoodwillAcquiredDuringPeriod_634546283955995511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_Goodwill" xlink:label="us-gaap_Goodwill_634546283955995511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283955985511" xlink:to="us-gaap_Goodwill_634546283955995511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="2"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureGoodwillAndOtherIntangibleAssetsDetailOfIntangibleAssetsClassifiedAsOtherLongTermAssetsDetails" xlink:type="extended" xlink:title="40803 - Disclosure - Goodwill And Other Intangible Assets (Detail Of Intangible Assets Classified As Other Long-Term Assets) (Details)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_GoodwillAndOtherIntangibleAssetsAbstract" xlink:label="hum_GoodwillAndOtherIntangibleAssetsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfGoodwillTable" xlink:label="us-gaap_ScheduleOfGoodwillTable_634546283955995511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_GoodwillAndOtherIntangibleAssetsAbstract" xlink:to="us-gaap_ScheduleOfGoodwillTable_634546283955995511" order="1" use="optional" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_IntangibleAssetsByMajorClassAxis" xlink:label="hum_IntangibleAssetsByMajorClassAxis_634546283955995511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfGoodwillTable_634546283955995511" xlink:to="hum_IntangibleAssetsByMajorClassAxis_634546283955995511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_IntangibleAssetsMajorClassNameDomain" xlink:label="hum_IntangibleAssetsMajorClassNameDomain_634546283955995511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_IntangibleAssetsByMajorClassAxis_634546283955995511" xlink:to="hum_IntangibleAssetsMajorClassNameDomain_634546283955995511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherIntangibleAssetsMember" xlink:label="us-gaap_OtherIntangibleAssetsMember_634546283955995511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_IntangibleAssetsMajorClassNameDomain_634546283955995511" xlink:to="us-gaap_OtherIntangibleAssetsMember_634546283955995511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="us-gaap_AcquiredFiniteLivedIntangibleAssetsByMajorClassAxis_634546283955995511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfGoodwillTable_634546283955995511" xlink:to="us-gaap_AcquiredFiniteLivedIntangibleAssetsByMajorClassAxis_634546283955995511" order="2" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_634546283955995511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AcquiredFiniteLivedIntangibleAssetsByMajorClassAxis_634546283955995511" xlink:to="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_634546283955995511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CustomerContractsMember" xlink:label="us-gaap_CustomerContractsMember_634546283955995511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_634546283955995511" xlink:to="us-gaap_CustomerContractsMember_634546283955995511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_TradeNamesMember" xlink:label="us-gaap_TradeNamesMember_634546283956005511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_634546283955995511" xlink:to="us-gaap_TradeNamesMember_634546283956005511" order="2" use="optional"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ProviderContractsMember" xlink:label="hum_ProviderContractsMember_634546283956005511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_634546283955995511" xlink:to="hum_ProviderContractsMember_634546283956005511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_NoncompetesAndOtherMember" xlink:label="hum_NoncompetesAndOtherMember_634546283956005511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_634546283955995511" xlink:to="hum_NoncompetesAndOtherMember_634546283956005511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283956005511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfGoodwillTable_634546283955995511" xlink:to="us-gaap_StatementLineItems_634546283956005511" order="3" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xlink:label="us-gaap_FiniteLivedIntangibleAssetsWeightedAverageUsefulLife_634546283956005511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956005511" xlink:to="us-gaap_FiniteLivedIntangibleAssetsWeightedAverageUsefulLife_634546283956005511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_634546283956005511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956005511" xlink:to="us-gaap_FiniteLivedIntangibleAssetsGross_634546283956005511" order="2" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_634546283956005511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956005511" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_634546283956005511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_634546283956005511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956005511" xlink:to="us-gaap_IntangibleAssetsNetExcludingGoodwill_634546283956005511" order="4" use="optional" priority="2"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureGoodwillAndOtherIntangibleAssetsEstimateOfAmortizationExpenseDetails" xlink:type="extended" xlink:title="40804 - Disclosure - Goodwill And Other Intangible Assets (Estimate Of Amortization Expense) (Details)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_GoodwillAndOtherIntangibleAssetsAbstract" xlink:label="hum_GoodwillAndOtherIntangibleAssetsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FutureAmortizationExpenseYearOne" xlink:label="us-gaap_FutureAmortizationExpenseYearOne_634546283956015511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_GoodwillAndOtherIntangibleAssetsAbstract" xlink:to="us-gaap_FutureAmortizationExpenseYearOne_634546283956015511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FutureAmortizationExpenseYearTwo" xlink:label="us-gaap_FutureAmortizationExpenseYearTwo_634546283956015511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_GoodwillAndOtherIntangibleAssetsAbstract" xlink:to="us-gaap_FutureAmortizationExpenseYearTwo_634546283956015511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FutureAmortizationExpenseYearThree" xlink:label="us-gaap_FutureAmortizationExpenseYearThree_634546283956015511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_GoodwillAndOtherIntangibleAssetsAbstract" xlink:to="us-gaap_FutureAmortizationExpenseYearThree_634546283956015511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FutureAmortizationExpenseYearFour" xlink:label="us-gaap_FutureAmortizationExpenseYearFour_634546283956015511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_GoodwillAndOtherIntangibleAssetsAbstract" xlink:to="us-gaap_FutureAmortizationExpenseYearFour_634546283956015511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FutureAmortizationExpenseYearFive" xlink:label="us-gaap_FutureAmortizationExpenseYearFive_634546283956015511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_GoodwillAndOtherIntangibleAssetsAbstract" xlink:to="us-gaap_FutureAmortizationExpenseYearFive_634546283956015511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureBenefitsPayableNarrativeDetails" xlink:type="extended" xlink:title="40901 - Disclosure - Benefits Payable (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_BenefitsPayableAbstract" xlink:label="hum_BenefitsPayableAbstract"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_MilitaryServicesBenefitsPayable" xlink:label="hum_MilitaryServicesBenefitsPayable_634546283956015511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_BenefitsPayableAbstract" xlink:to="hum_MilitaryServicesBenefitsPayable_634546283956015511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PriorYearFavorableReserveReleases" xlink:label="hum_PriorYearFavorableReserveReleases_634546283956015511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_BenefitsPayableAbstract" xlink:to="hum_PriorYearFavorableReserveReleases_634546283956015511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureBenefitsPayableActivityInBenefitsPayableDetails" xlink:type="extended" xlink:title="40902 - Disclosure - Benefits Payable (Activity In Benefits Payable) (Details)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_BenefitsPayableAbstract" xlink:label="hum_BenefitsPayableAbstract_634267435479304521"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet" xlink:label="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet_634546283956025511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_BenefitsPayableAbstract_634267435479304521" xlink:to="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet_634546283956025511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_BenefitsPayableAcquiredBalances" xlink:label="hum_BenefitsPayableAcquiredBalances_634546283956025511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_BenefitsPayableAbstract_634267435479304521" xlink:to="hum_BenefitsPayableAcquiredBalances_634546283956025511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsCurrentYear" xlink:label="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsCurrentYear_634546283956025511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_BenefitsPayableAbstract_634267435479304521" xlink:to="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsCurrentYear_634546283956025511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsPriorYears" xlink:label="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsPriorYears_634546283956025511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_BenefitsPayableAbstract_634267435479304521" xlink:to="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsPriorYears_634546283956025511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims" xlink:label="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims_634546283956025511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_BenefitsPayableAbstract_634267435479304521" xlink:to="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims_634546283956025511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear" xlink:label="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear_634546283956025511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_BenefitsPayableAbstract_634267435479304521" xlink:to="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear_634546283956025511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears" xlink:label="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears_634546283956025511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_BenefitsPayableAbstract_634267435479304521" xlink:to="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears_634546283956025511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaid" xlink:label="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaid_634546283956025511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_BenefitsPayableAbstract_634267435479304521" xlink:to="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaid_634546283956025511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedTotalLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet" xlink:label="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet_6345462839560255111"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_BenefitsPayableAbstract_634267435479304521" xlink:to="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet_6345462839560255111" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureBenefitsPayableBenefitExpensesExcludedFromActivityInBenefitsPayableDetails" xlink:type="extended" xlink:title="40903 - Disclosure - Benefits Payable (Benefit Expenses Excluded From Activity In Benefits Payable) (Details)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_BenefitsPayableAbstract" xlink:label="hum_BenefitsPayableAbstract"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_MilitaryServicesBenefitExpense" xlink:label="hum_MilitaryServicesBenefitExpense_634546283956035511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_BenefitsPayableAbstract" xlink:to="hum_MilitaryServicesBenefitExpense_634546283956035511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilityForFuturePolicyBenefitsPeriodExpense" xlink:label="us-gaap_LiabilityForFuturePolicyBenefitsPeriodExpense_634546283956035511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_BenefitsPayableAbstract" xlink:to="us-gaap_LiabilityForFuturePolicyBenefitsPeriodExpense_634546283956035511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_BenefitExpensesAssociatedWithMilitaryServicesAndProvisionsAssociatedWithFuturePolicyBenefits" xlink:label="hum_BenefitExpensesAssociatedWithMilitaryServicesAndProvisionsAssociatedWithFuturePolicyBenefits_634546283956035511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_BenefitsPayableAbstract" xlink:to="hum_BenefitExpensesAssociatedWithMilitaryServicesAndProvisionsAssociatedWithFuturePolicyBenefits_634546283956035511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureIncomeTaxesNarrativeDetails" xlink:type="extended" xlink:title="41001 - Disclosure - Income Taxes (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:label="us-gaap_IncomeTaxExpenseBenefitAbstract"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_NondeductibleExecutiveCompensation" xlink:label="hum_NondeductibleExecutiveCompensation_634546283956035511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="hum_NondeductibleExecutiveCompensation_634546283956035511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="us-gaap_UnrecognizedTaxBenefits_634546283956035511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_UnrecognizedTaxBenefits_634546283956035511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_TaxAdjustmentsSettlementsAndUnusualProvisions" xlink:label="us-gaap_TaxAdjustmentsSettlementsAndUnusualProvisions_634546283956035511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_TaxAdjustmentsSettlementsAndUnusualProvisions_634546283956035511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_NetOperatingLossesToCarryforwardRelatedToPriorAcquisitions" xlink:label="hum_NetOperatingLossesToCarryforwardRelatedToPriorAcquisitions_634546283956035511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="hum_NetOperatingLossesToCarryforwardRelatedToPriorAcquisitions_634546283956035511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ValuationAllowanceAmount" xlink:label="us-gaap_ValuationAllowanceAmount_634546283956035511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_ValuationAllowanceAmount_634546283956035511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureIncomeTaxesElementsThatCompriseProvisionForIncomeTaxesDetails" xlink:type="extended" xlink:title="41002 - Disclosure - Income Taxes (Elements That Comprise Provision For Income Taxes) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:label="us-gaap_IncomeTaxExpenseBenefitAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CurrentFederalTaxExpenseBenefit" xlink:label="us-gaap_CurrentFederalTaxExpenseBenefit_634546283956045511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_CurrentFederalTaxExpenseBenefit_634546283956045511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xlink:label="us-gaap_CurrentStateAndLocalTaxExpenseBenefit_634546283956045511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_CurrentStateAndLocalTaxExpenseBenefit_634546283956045511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefit_634546283956045511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_CurrentIncomeTaxExpenseBenefit_634546283956045511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_634546283956045511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_DeferredIncomeTaxExpenseBenefit_634546283956045511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="us-gaap_IncomeTaxExpenseBenefit_634546283956045511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_IncomeTaxExpenseBenefit_634546283956045511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureIncomeTaxesReconciliationOfProvisionForIncomeTaxesAndAmountComputedUsingFederalStatutoryRateDetails" xlink:type="extended" xlink:title="41003 - Disclosure - Income Taxes (Reconciliation Of Provision For Income Taxes And The Amount Computed Using The Federal Statutory Rate) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:label="us-gaap_IncomeTaxExpenseBenefitAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" xlink:label="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_634546283956045511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_634546283956045511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes" xlink:label="us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_634546283956045511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_634546283956045511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxReconciliationTaxExemptIncome" xlink:label="us-gaap_IncomeTaxReconciliationTaxExemptIncome_634546283956045511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_IncomeTaxReconciliationTaxExemptIncome_634546283956045511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_NondeductibleExecutiveCompensation" xlink:label="hum_NondeductibleExecutiveCompensation_634546283956045511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="hum_NondeductibleExecutiveCompensation_634546283956045511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxReconciliationTaxContingenciesOther" xlink:label="us-gaap_IncomeTaxReconciliationTaxContingenciesOther_634546283956055511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_IncomeTaxReconciliationTaxContingenciesOther_634546283956055511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxReconciliationOtherAdjustments" xlink:label="us-gaap_IncomeTaxReconciliationOtherAdjustments_634546283956055511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_IncomeTaxReconciliationOtherAdjustments_634546283956055511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="us-gaap_IncomeTaxExpenseBenefit_634546283956055511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_IncomeTaxExpenseBenefit_634546283956055511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureIncomeTaxesPrincipalComponentsOfNetDeferredTaxBalancesDetails" xlink:type="extended" xlink:title="41004 - Disclosure - Income Taxes (Principal Components Of Net Deferred Tax Balances) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:label="us-gaap_IncomeTaxExpenseBenefitAbstract"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_DeferredTaxAssetsFuturePolicyBenefitsPayable" xlink:label="hum_DeferredTaxAssetsFuturePolicyBenefitsPayable_634546283956055511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="hum_DeferredTaxAssetsFuturePolicyBenefitsPayable_634546283956055511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_634546283956055511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_634546283956055511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits_634546283956055511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits_634546283956055511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves_634546283956055511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves_634546283956055511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_DeferredTaxAssetsDeferredPolicyAcquisitionCost" xlink:label="hum_DeferredTaxAssetsDeferredPolicyAcquisitionCost_634546283956055511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="hum_DeferredTaxAssetsDeferredPolicyAcquisitionCost_634546283956055511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_DeferredTaxAssetsCapitalLossCarryforward" xlink:label="hum_DeferredTaxAssetsCapitalLossCarryforward_634546283956055511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="hum_DeferredTaxAssetsCapitalLossCarryforward_634546283956055511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsUnearnedPremiumsReserve" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsUnearnedPremiumsReserve_634546283956055511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsUnearnedPremiumsReserve_634546283956055511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredTaxAssetsOther" xlink:label="us-gaap_DeferredTaxAssetsOther_634546283956055511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_DeferredTaxAssetsOther_634546283956055511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredTaxAssetsGross" xlink:label="us-gaap_DeferredTaxAssetsGross_634546283956065511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_DeferredTaxAssetsGross_634546283956065511" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredTaxAssetsValuationAllowance" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_634546283956065511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_DeferredTaxAssetsValuationAllowance_634546283956065511" order="10" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredTaxAssetsNet" xlink:label="us-gaap_DeferredTaxAssetsNet_634546283956065511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_DeferredTaxAssetsNet_634546283956065511" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_DeferredTaxLiabilitiesDepreciablePropertyAndIntangibleAssets" xlink:label="hum_DeferredTaxLiabilitiesDepreciablePropertyAndIntangibleAssets_634546283956065511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="hum_DeferredTaxLiabilitiesDepreciablePropertyAndIntangibleAssets_634546283956065511" order="12" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredTaxLiabilitiesOtherComprehensiveIncome" xlink:label="us-gaap_DeferredTaxLiabilitiesOtherComprehensiveIncome_634546283956065511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_DeferredTaxLiabilitiesOtherComprehensiveIncome_634546283956065511" order="13" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredTaxLiabilitiesOther" xlink:label="us-gaap_DeferredTaxLiabilitiesOther_634546283956065511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_DeferredTaxLiabilitiesOther_634546283956065511" order="14" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredTaxLiabilitiesDeferredExpenseDeferredPolicyAcquisitionCost" xlink:label="us-gaap_DeferredTaxLiabilitiesDeferredExpenseDeferredPolicyAcquisitionCost_634546283956065511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_DeferredTaxLiabilitiesDeferredExpenseDeferredPolicyAcquisitionCost_634546283956065511" order="15" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredTaxLiabilities" xlink:label="us-gaap_DeferredTaxLiabilities_634546283956065511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_DeferredTaxLiabilities_634546283956065511" order="16" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedTotalLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNet" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNet_634546283956065511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_DeferredTaxAssetsLiabilitiesNet_634546283956065511" order="17" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNetCurrent" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNetCurrent_634546283956065511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_DeferredTaxAssetsLiabilitiesNetCurrent_634546283956065511" order="18" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent_634546283956075511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxExpenseBenefitAbstract" xlink:to="us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent_634546283956075511" order="19" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureDebtNarrativeDetails" xlink:type="extended" xlink:title="41101 - Disclosure - Debt (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_DebtAbstract" xlink:label="hum_DebtAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="us-gaap_DebtInstrumentTable_634546283956075511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DebtAbstract" xlink:to="us-gaap_DebtInstrumentTable_634546283956075511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis_634546283956075511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtInstrumentTable_634546283956075511" xlink:to="us-gaap_PropertyPlantAndEquipmentByTypeAxis_634546283956075511" order="1" use="optional" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="us-gaap_PropertyPlantAndEquipmentTypeDomain_634546283956075511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentByTypeAxis_634546283956075511" xlink:to="us-gaap_PropertyPlantAndEquipmentTypeDomain_634546283956075511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_BuildingRenovationFinancingMember" xlink:label="hum_BuildingRenovationFinancingMember_634546283956075511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentTypeDomain_634546283956075511" xlink:to="hum_BuildingRenovationFinancingMember_634546283956075511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="us-gaap_LongtermDebtTypeAxis_634546283956075511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtInstrumentTable_634546283956075511" xlink:to="us-gaap_LongtermDebtTypeAxis_634546283956075511" order="2" use="optional" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="us-gaap_LongtermDebtTypeDomain_634546283956075511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LongtermDebtTypeAxis_634546283956075511" xlink:to="us-gaap_LongtermDebtTypeDomain_634546283956075511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_JuniorSubordinatedDebtMember" xlink:label="us-gaap_JuniorSubordinatedDebtMember_634546283956075511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LongtermDebtTypeDomain_634546283956075511" xlink:to="us-gaap_JuniorSubordinatedDebtMember_634546283956075511" order="1" use="optional" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_June2018NoteMember" xlink:label="hum_June2018NoteMember_634546283956075511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LongtermDebtTypeDomain_634546283956075511" xlink:to="hum_June2018NoteMember_634546283956075511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_June2038NoteMember" xlink:label="hum_June2038NoteMember_634546283956085511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LongtermDebtTypeDomain_634546283956075511" xlink:to="hum_June2038NoteMember_634546283956085511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="us-gaap_DebtInstrumentAxis_634546283956085511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtInstrumentTable_634546283956075511" xlink:to="us-gaap_DebtInstrumentAxis_634546283956085511" order="3" use="optional" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="us-gaap_DebtInstrumentNameDomain_634546283956085511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtInstrumentAxis_634546283956085511" xlink:to="us-gaap_DebtInstrumentNameDomain_634546283956085511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_OtherLongTermBorrowingsMember" xlink:label="hum_OtherLongTermBorrowingsMember_634546283956085511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtInstrumentNameDomain_634546283956085511" xlink:to="hum_OtherLongTermBorrowingsMember_634546283956085511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_NewCreditAgreementMember" xlink:label="hum_NewCreditAgreementMember_634546283956085511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtInstrumentNameDomain_634546283956085511" xlink:to="hum_NewCreditAgreementMember_634546283956085511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283956095511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtInstrumentTable_634546283956075511" xlink:to="us-gaap_StatementLineItems_634546283956095511" order="4" use="optional"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PercentageOfSeniorNotesPrincipalAmountWhichMayBeRedeemedAtOurOption" xlink:label="hum_PercentageOfSeniorNotesPrincipalAmountWhichMayBeRedeemedAtOurOption_634546283956095511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="hum_PercentageOfSeniorNotesPrincipalAmountWhichMayBeRedeemedAtOurOption_634546283956095511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_634546283956095511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="us-gaap_DebtInstrumentInterestRateStatedPercentage_634546283956095511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="6"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_CumulativeAdjustmentToCarryingValueOfSeniorNote" xlink:label="hum_CumulativeAdjustmentToCarryingValueOfSeniorNote_634546283956095511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="hum_CumulativeAdjustmentToCarryingValueOfSeniorNote_634546283956095511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage" xlink:label="us-gaap_DebtInstrumentInterestRateEffectivePercentage_634546283956095511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="us-gaap_DebtInstrumentInterestRateEffectivePercentage_634546283956095511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_UnamortizedCarryingValueAdjustmentOfSeniorNote" xlink:label="hum_UnamortizedCarryingValueAdjustmentOfSeniorNote_634546283956095511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="hum_UnamortizedCarryingValueAdjustmentOfSeniorNote_634546283956095511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_LineOfCreditFacilityTerm" xlink:label="hum_LineOfCreditFacilityTerm_634546283956095511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="hum_LineOfCreditFacilityTerm_634546283956095511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_634546283956095511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_634546283956095511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LineOfCreditFacilityExpirationDate" xlink:label="us-gaap_LineOfCreditFacilityExpirationDate_634546283956095511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="us-gaap_LineOfCreditFacilityExpirationDate_634546283956095511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_BasisPointsSpreadOfRevolvingCreditAgreement" xlink:label="hum_BasisPointsSpreadOfRevolvingCreditAgreement_634546283956105511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="hum_BasisPointsSpreadOfRevolvingCreditAgreement_634546283956105511" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_LowerLimitOfSpreadVarianceThatIsDependentUponCreditRating" xlink:label="hum_LowerLimitOfSpreadVarianceThatIsDependentUponCreditRating_634546283956105511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="hum_LowerLimitOfSpreadVarianceThatIsDependentUponCreditRating_634546283956105511" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_UpperLimitOfSpreadVarianceThatIsDependentUponCreditRating" xlink:label="hum_UpperLimitOfSpreadVarianceThatIsDependentUponCreditRating_634546283956105511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="hum_UpperLimitOfSpreadVarianceThatIsDependentUponCreditRating_634546283956105511" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_CurrentFacilityFeeBasisPoints" xlink:label="hum_CurrentFacilityFeeBasisPoints_634546283956105511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="hum_CurrentFacilityFeeBasisPoints_634546283956105511" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_FacilityFeeBasisPointsMinimum" xlink:label="hum_FacilityFeeBasisPointsMinimum_634546283956105511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="hum_FacilityFeeBasisPointsMinimum_634546283956105511" order="13" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="5"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_FacilityFeeBasisPointsMaximum" xlink:label="hum_FacilityFeeBasisPointsMaximum_634546283956105511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="hum_FacilityFeeBasisPointsMaximum_634546283956105511" order="14" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtorInPossessionFinancingLettersOfCreditOutstanding" xlink:label="us-gaap_DebtorInPossessionFinancingLettersOfCreditOutstanding_634546283956105511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="us-gaap_DebtorInPossessionFinancingLettersOfCreditOutstanding_634546283956105511" order="15" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity" xlink:label="us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity_634546283956115511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity_634546283956115511" order="16" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:label="us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_634546283956115511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_634546283956115511" order="17" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LineOfCreditFacilityCovenantTerms" xlink:label="us-gaap_LineOfCreditFacilityCovenantTerms_634546283956115511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="us-gaap_LineOfCreditFacilityCovenantTerms_634546283956115511" order="18" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_UncommitedIncrementalLoanFacility" xlink:label="hum_UncommitedIncrementalLoanFacility_634546283956115511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="hum_UncommitedIncrementalLoanFacility_634546283956115511" order="19" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtInstrumentMaturityDate" xlink:label="us-gaap_DebtInstrumentMaturityDate_634546283956115511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="us-gaap_DebtInstrumentMaturityDate_634546283956115511" order="20" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtInstrumentCallDateEarliest" xlink:label="us-gaap_DebtInstrumentCallDateEarliest_634546283956115511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="us-gaap_DebtInstrumentCallDateEarliest_634546283956115511" order="21" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SubordinatedDebt" xlink:label="us-gaap_SubordinatedDebt_634546283956125511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="us-gaap_SubordinatedDebt_634546283956125511" order="22" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="9"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtInstrumentFrequencyOfPeriodicPayment" xlink:label="us-gaap_DebtInstrumentFrequencyOfPeriodicPayment_634546283956125511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="us-gaap_DebtInstrumentFrequencyOfPeriodicPayment_634546283956125511" order="23" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="5"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_JuniorSubordinatedDebtInterestRateBeginning2012" xlink:label="hum_JuniorSubordinatedDebtInterestRateBeginning2012_634546283956125511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956095511" xlink:to="hum_JuniorSubordinatedDebtInterestRateBeginning2012_634546283956125511" order="24" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureDebtCarryingValueOfLongTermDebtOfOutstandingDetails" xlink:type="extended" xlink:title="41102 - Disclosure - Debt (Carrying Value Of Long-Term Debt Of Outstanding) (Details)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_DebtAbstract" xlink:label="hum_DebtAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="us-gaap_DebtInstrumentTable_634546283956135511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DebtAbstract" xlink:to="us-gaap_DebtInstrumentTable_634546283956135511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="us-gaap_LongtermDebtTypeAxis_634546283956135511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtInstrumentTable_634546283956135511" xlink:to="us-gaap_LongtermDebtTypeAxis_634546283956135511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="us-gaap_LongtermDebtTypeDomain_634546283956135511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LongtermDebtTypeAxis_634546283956135511" xlink:to="us-gaap_LongtermDebtTypeDomain_634546283956135511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_JuniorSubordinatedDebtMember" xlink:label="us-gaap_JuniorSubordinatedDebtMember_634546283956135511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LongtermDebtTypeDomain_634546283956135511" xlink:to="us-gaap_JuniorSubordinatedDebtMember_634546283956135511" order="1" use="optional" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_June2016NoteMember" xlink:label="hum_June2016NoteMember_634546283956135511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LongtermDebtTypeDomain_634546283956135511" xlink:to="hum_June2016NoteMember_634546283956135511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_June2018NoteMember" xlink:label="hum_June2018NoteMember_634546283956135511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LongtermDebtTypeDomain_634546283956135511" xlink:to="hum_June2018NoteMember_634546283956135511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_August2018NoteMember" xlink:label="hum_August2018NoteMember_634546283956135511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LongtermDebtTypeDomain_634546283956135511" xlink:to="hum_August2018NoteMember_634546283956135511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_June2038NoteMember" xlink:label="hum_June2038NoteMember_634546283956135511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LongtermDebtTypeDomain_634546283956135511" xlink:to="hum_June2038NoteMember_634546283956135511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283956135511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtInstrumentTable_634546283956135511" xlink:to="us-gaap_StatementLineItems_634546283956135511" order="2" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SeniorNotes" xlink:label="us-gaap_SeniorNotes_634546283956135511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956135511" xlink:to="us-gaap_SeniorNotes_634546283956135511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_634546283956135511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956135511" xlink:to="us-gaap_DebtInstrumentInterestRateStatedPercentage_634546283956135511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount" xlink:label="us-gaap_DebtInstrumentCarryingAmount_634546283956135511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956135511" xlink:to="us-gaap_DebtInstrumentCarryingAmount_634546283956135511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherLongTermDebt" xlink:label="us-gaap_OtherLongTermDebt_634546283956145511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956135511" xlink:to="us-gaap_OtherLongTermDebt_634546283956145511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LongTermDebt" xlink:label="us-gaap_LongTermDebt_634546283956145511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956135511" xlink:to="us-gaap_LongTermDebt_634546283956145511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DebtInstrumentMaturityDate" xlink:label="us-gaap_DebtInstrumentMaturityDate_634546283956145511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956135511" xlink:to="us-gaap_DebtInstrumentMaturityDate_634546283956145511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="3"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureDerivativeFinancialInstrumentsNarrativeDetails" xlink:type="extended" xlink:title="41201 - Disclosure - Derivative Financial Instruments (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DerivativeInstrumentDetailAbstract" xlink:label="us-gaap_DerivativeInstrumentDetailAbstract"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_CashPaidToTerminateSwapAgreement" xlink:label="hum_CashPaidToTerminateSwapAgreement_634546283956145511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DerivativeInstrumentDetailAbstract" xlink:to="hum_CashPaidToTerminateSwapAgreement_634546283956145511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_GainLossOnContractTermination" xlink:label="us-gaap_GainLossOnContractTermination_634546283956145511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DerivativeInstrumentDetailAbstract" xlink:to="us-gaap_GainLossOnContractTermination_634546283956145511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureEmployeeBenefitPlansNarrativeDetails" xlink:type="extended" xlink:title="41301 - Disclosure - Employee Benefit Plans (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_EmployeeBenefitPlansAbstract" xlink:label="hum_EmployeeBenefitPlansAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xlink:label="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_634546283956155511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_634546283956155511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_DilutiveSecuritiesAxis" xlink:label="hum_DilutiveSecuritiesAxis_634546283956155511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_634546283956155511" xlink:to="hum_DilutiveSecuritiesAxis_634546283956155511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_DilutiveSecuritiesNameDomain" xlink:label="hum_DilutiveSecuritiesNameDomain_634546283956155511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DilutiveSecuritiesAxis_634546283956155511" xlink:to="hum_DilutiveSecuritiesNameDomain_634546283956155511" order="1" use="optional" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="us-gaap_EmployeeStockOptionMember_634546283956155511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DilutiveSecuritiesNameDomain_634546283956155511" xlink:to="us-gaap_EmployeeStockOptionMember_634546283956155511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_634546283956155511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_634546283956155511" xlink:to="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_634546283956155511" order="2" use="optional" priority="6"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AntidilutiveSecuritiesNameDomain" xlink:label="us-gaap_AntidilutiveSecuritiesNameDomain_634546283956155511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_634546283956155511" xlink:to="us-gaap_AntidilutiveSecuritiesNameDomain_634546283956155511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RestrictedStockMember" xlink:label="us-gaap_RestrictedStockMember_634546283956155511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AntidilutiveSecuritiesNameDomain_634546283956155511" xlink:to="us-gaap_RestrictedStockMember_634546283956155511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283956155511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_634546283956155511" xlink:to="us-gaap_StatementLineItems_634546283956155511" order="3" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DefinedContributionPlanCostRecognized" xlink:label="us-gaap_DefinedContributionPlanCostRecognized_634546283956155511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="us-gaap_DefinedContributionPlanCostRecognized_634546283956155511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ClosingStockPrice" xlink:label="hum_ClosingStockPrice_634546283956155511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="hum_ClosingStockPrice_634546283956155511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_SharesOfRetirementAndSavingSplansInvestedInOurCompanysCommonStock" xlink:label="hum_SharesOfRetirementAndSavingSplansInvestedInOurCompanysCommonStock_634546283956155511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="hum_SharesOfRetirementAndSavingSplansInvestedInOurCompanysCommonStock_634546283956155511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PercentageOfRetirementAndSavingsPlanSAssetsInvestedInOurCompanyCommonStock" xlink:label="hum_PercentageOfRetirementAndSavingsPlanSAssetsInvestedInOurCompanyCommonStock_634546283956155511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="hum_PercentageOfRetirementAndSavingsPlanSAssetsInvestedInOurCompanyCommonStock_634546283956155511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_NumberOfSharesOfOurCommonStockReservedForIssuanceUnderOurDefinedContributionAndRetirementSavingsPlans" xlink:label="hum_NumberOfSharesOfOurCommonStockReservedForIssuanceUnderOurDefinedContributionAndRetirementSavingsPlans_634546283956155511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="hum_NumberOfSharesOfOurCommonStockReservedForIssuanceUnderOurDefinedContributionAndRetirementSavingsPlans_634546283956155511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PercentageOfRetirementAndSavingsPlanSAssetsInvestedInOurCommonStockAsComparedToCompanySOutstandingSharesAtYearEnd" xlink:label="hum_PercentageOfRetirementAndSavingsPlanSAssetsInvestedInOurCommonStockAsComparedToCompanySOutstandingSharesAtYearEnd_634546283956155511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="hum_PercentageOfRetirementAndSavingsPlanSAssetsInvestedInOurCommonStockAsComparedToCompanySOutstandingSharesAtYearEnd_634546283956155511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_CombinationOfAgeAndYearsNecessaryForRetirementProvisionAsRelatedToOurEquityAwardProgram" xlink:label="hum_CombinationOfAgeAndYearsNecessaryForRetirementProvisionAsRelatedToOurEquityAwardProgram_634546283956165511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="hum_CombinationOfAgeAndYearsNecessaryForRetirementProvisionAsRelatedToOurEquityAwardProgram_634546283956165511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_MinimumAgeRequiredForRetirementEligibilityAsRelatedToOurEquityAwardProgram" xlink:label="hum_MinimumAgeRequiredForRetirementEligibilityAsRelatedToOurEquityAwardProgram_634546283956165511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="hum_MinimumAgeRequiredForRetirementEligibilityAsRelatedToOurEquityAwardProgram_634546283956165511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_MinimumNumberOfYearsOfServiceForRetirementEligibilityAsRelatedToOurEquityAwardProgram" xlink:label="hum_MinimumNumberOfYearsOfServiceForRetirementEligibilityAsRelatedToOurEquityAwardProgram_634546283956165511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="hum_MinimumNumberOfYearsOfServiceForRetirementEligibilityAsRelatedToOurEquityAwardProgram_634546283956165511" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptionsAndRestrictedStockVesting" xlink:label="hum_EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptionsAndRestrictedStockVesting_634546283956165511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="hum_EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptionsAndRestrictedStockVesting_634546283956165511" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount_634546283956165511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount_634546283956165511" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_RestrictedShareEquivalentToStockOptions" xlink:label="hum_RestrictedShareEquivalentToStockOptions_634546283956165511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="hum_RestrictedShareEquivalentToStockOptions_634546283956165511" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_634546283956165511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_634546283956165511" order="13" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrantIfAllGrantsAreOptions" xlink:label="hum_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrantIfAllGrantsAreOptions_634546283956165511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="hum_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrantIfAllGrantsAreOptions_634546283956165511" order="14" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrantIfAllGrantsAreRestrictedShares" xlink:label="hum_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrantIfAllGrantsAreRestrictedShares_634546283956175511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="hum_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrantIfAllGrantsAreRestrictedShares_634546283956175511" order="15" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod_634546283956175511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod_634546283956175511" order="16" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating_634546283956175511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDating_634546283956175511" order="17" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_634546283956175511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_634546283956175511" order="18" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm1" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm1_634546283956175511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm1_634546283956175511" order="19" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_634546283956175511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_634546283956175511" order="20" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm_634546283956175511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm_634546283956175511" order="21" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_634546283956175511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_634546283956175511" order="22" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions_634546283956185511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="us-gaap_EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions_634546283956185511" order="23" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_634546283956185511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_634546283956185511" order="24" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition_634546283956185511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition_634546283956185511" order="25" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="6"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_634546283956185511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_634546283956185511" order="26" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_634546283956185511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956155511" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_634546283956185511" order="27" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureEmployeeBenefitPlansStockBasedCompensationExpenseDetails" xlink:type="extended" xlink:title="41302 - Disclosure - Employee Benefit Plans (Stock-Based Compensation Expense) (Details)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_EmployeeBenefitPlansAbstract" xlink:label="hum_EmployeeBenefitPlansAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockOptionPlanExpense" xlink:label="us-gaap_StockOptionPlanExpense_634546283956195511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_StockOptionPlanExpense_634546283956195511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RestrictedStockExpense" xlink:label="us-gaap_RestrictedStockExpense_634546283956195511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_RestrictedStockExpense_634546283956195511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="us-gaap_ShareBasedCompensation_634546283956195511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensation_634546283956195511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_634546283956195511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_634546283956195511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_StockBasedCompensationExpenseNetOfTax" xlink:label="hum_StockBasedCompensationExpenseNetOfTax_634546283956195511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="hum_StockBasedCompensationExpenseNetOfTax_634546283956195511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureEmployeeBenefitPlansWeightedAverageFairValueOfStockOptionsDetails" xlink:type="extended" xlink:title="41303 - Disclosure - Employee Benefit Plans (Weighted-Average Fair Value Of Stock Options) (Details)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_EmployeeBenefitPlansAbstract" xlink:label="hum_EmployeeBenefitPlansAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_634546283956205511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_634546283956205511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedTerm" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedTerm_634546283956205511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedTerm_634546283956205511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_634546283956205511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_634546283956205511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_634546283956205511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_634546283956205511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendPayments" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendPayments_634546283956205511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendPayments_634546283956205511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureEmployeeBenefitPlansActivityForOptionPlansDetails" xlink:type="extended" xlink:title="41304 - Disclosure - Employee Benefit Plans (Activity For Option Plans) (Details)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_EmployeeBenefitPlansAbstract" xlink:label="hum_EmployeeBenefitPlansAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_634546283956205511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_634546283956205511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_634546283956205511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_634546283956205511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_634546283956205511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_634546283956205511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_634546283956215511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_634546283956215511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_634546283956215511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_634546283956215511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_634546283956215511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_634546283956215511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_634546283956215511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_634546283956215511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_634546283956215511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_634546283956215511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_634546283956215511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_634546283956215511" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_634546283956215511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_634546283956215511" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_634546283956215511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_634546283956215511" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_634546283956215511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_634546283956215511" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_6345462839562155111"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_6345462839562155111" order="13" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_634546283956215511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_634546283956215511" order="14" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureEmployeeBenefitPlansWeightedAverageGrantDateFairValueOfRestrictedStockAwardsDetails" xlink:type="extended" xlink:title="41305 - Disclosure - Employee Benefit Plans (Weighted-Average Grant Date Fair Value Of Restricted Stock Awards) (Details)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_EmployeeBenefitPlansAbstract" xlink:label="hum_EmployeeBenefitPlansAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_634546283956305511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_634546283956305511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_634546283956305511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_634546283956305511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_634546283956305511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_634546283956305511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_634546283956305511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_634546283956305511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpiredInPeriod" xlink:label="hum_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpiredInPeriod_634546283956305511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="hum_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpiredInPeriod_634546283956305511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_6345462839563055111"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_6345462839563055111" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_634546283956305511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_634546283956305511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_634546283956305511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_634546283956305511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_634546283956305511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_634546283956305511" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue_634546283956305511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue_634546283956305511" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpiredInPeriodWeightedAverageGrantDateFairValue" xlink:label="hum_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpiredInPeriodWeightedAverageGrantDateFairValue_634546283956315511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="hum_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpiredInPeriodWeightedAverageGrantDateFairValue_634546283956315511" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_634546283956315511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_EmployeeBenefitPlansAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_634546283956315511" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureEarningsPerCommonShareComputationNarrativeDetails" xlink:type="extended" xlink:title="41401 - Disclosure - Earnings Per Common Share Computation (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="us-gaap_EarningsPerShareAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_634546283956315511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_EarningsPerShareAbstract" xlink:to="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_634546283956315511" order="1" use="optional"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureEarningsPerCommonShareComputationDetailSupportingComputationOfBasicAndDilutedEarningsPerCommonShareDetails" xlink:type="extended" xlink:title="41402 - Disclosure - Earnings Per Common Share Computation (Detail Supporting The Computation Of Basic And Diluted Earnings Per Common Share) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="us-gaap_EarningsPerShareAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable" xlink:label="us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_634546283956315511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_EarningsPerShareAbstract" xlink:to="us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_634546283956315511" order="1" use="optional" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_DilutiveSecuritiesAxis" xlink:label="hum_DilutiveSecuritiesAxis_634546283956315511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_634546283956315511" xlink:to="hum_DilutiveSecuritiesAxis_634546283956315511" order="1" use="optional" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_DilutiveSecuritiesNameDomain" xlink:label="hum_DilutiveSecuritiesNameDomain_634546283956325511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DilutiveSecuritiesAxis_634546283956315511" xlink:to="hum_DilutiveSecuritiesNameDomain_634546283956325511" order="1" use="optional" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="us-gaap_EmployeeStockOptionMember_634546283956325511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DilutiveSecuritiesNameDomain_634546283956325511" xlink:to="us-gaap_EmployeeStockOptionMember_634546283956325511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RestrictedStockMember" xlink:label="us-gaap_RestrictedStockMember_634546283956325511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_DilutiveSecuritiesNameDomain_634546283956325511" xlink:to="us-gaap_RestrictedStockMember_634546283956325511" order="2" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283956325511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_634546283956315511" xlink:to="us-gaap_StatementLineItems_634546283956325511" order="2" use="optional" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="us-gaap_NetIncomeLoss_634546283956325511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956325511" xlink:to="us-gaap_NetIncomeLoss_634546283956325511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_634546283956325511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956325511" xlink:to="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_634546283956325511" order="2" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_634546283956325511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956325511" xlink:to="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_634546283956325511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="us-gaap_EarningsPerShareBasic_634546283956325511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956325511" xlink:to="us-gaap_EarningsPerShareBasic_634546283956325511" order="4" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="us-gaap_EarningsPerShareDiluted_634546283956325511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956325511" xlink:to="us-gaap_EarningsPerShareDiluted_634546283956325511" order="5" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" xlink:label="us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_634546283956325511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956325511" xlink:to="us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_634546283956325511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureStockholdersEquityNarrativeDetails" xlink:type="extended" xlink:title="41501 - Disclosure - Stockholders' Equity (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockholdersEquityNoteAbstract" xlink:label="us-gaap_StockholdersEquityNoteAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfStockByClassTable" xlink:label="us-gaap_ScheduleOfStockByClassTable_634546283956335511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StockholdersEquityNoteAbstract" xlink:to="us-gaap_ScheduleOfStockByClassTable_634546283956335511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis_634546283956335511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfStockByClassTable_634546283956335511" xlink:to="dei_LegalEntityAxis_634546283956335511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain_634546283956335511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_LegalEntityAxis_634546283956335511" xlink:to="dei_EntityDomain_634546283956335511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_RegulatoryRequirementsMember" xlink:label="hum_RegulatoryRequirementsMember_634546283956335511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_EntityDomain_634546283956335511" xlink:to="hum_RegulatoryRequirementsMember_634546283956335511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283956335511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfStockByClassTable_634546283956335511" xlink:to="us-gaap_StatementLineItems_634546283956335511" order="2" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_TreasuryStockAcquiredRepurchaseAuthorization" xlink:label="us-gaap_TreasuryStockAcquiredRepurchaseAuthorization_634546283956335511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956335511" xlink:to="us-gaap_TreasuryStockAcquiredRepurchaseAuthorization_634546283956335511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_TreasuryStockSharesAcquired" xlink:label="us-gaap_TreasuryStockSharesAcquired_634546283956335511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956335511" xlink:to="us-gaap_TreasuryStockSharesAcquired_634546283956335511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="6"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod" xlink:label="us-gaap_TreasuryStockValueAcquiredCostMethod_634546283956335511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956335511" xlink:to="us-gaap_TreasuryStockValueAcquiredCostMethod_634546283956335511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_TreasuryStockAcquiredAverageCostPerShare" xlink:label="us-gaap_TreasuryStockAcquiredAverageCostPerShare_634546283956335511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956335511" xlink:to="us-gaap_TreasuryStockAcquiredAverageCostPerShare_634546283956335511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="6"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount" xlink:label="us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount_634546283956335511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956335511" xlink:to="us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount_634546283956335511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="6"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ShareRepurchasesRelatedToEmployeeStockBasedCompensationAwardsShares" xlink:label="hum_ShareRepurchasesRelatedToEmployeeStockBasedCompensationAwardsShares_634546283956335511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956335511" xlink:to="hum_ShareRepurchasesRelatedToEmployeeStockBasedCompensationAwardsShares_634546283956335511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="6"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ShareRepurchasesRelatedToEmployeeStockBasedCompensationAwardsValue" xlink:label="hum_ShareRepurchasesRelatedToEmployeeStockBasedCompensationAwardsValue_634546283956335511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956335511" xlink:to="hum_ShareRepurchasesRelatedToEmployeeStockBasedCompensationAwardsValue_634546283956335511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="6"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatutoryAccountingPracticesStatutoryCapitalAndSurplusBalance" xlink:label="us-gaap_StatutoryAccountingPracticesStatutoryCapitalAndSurplusBalance_634546283956335511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956335511" xlink:to="us-gaap_StatutoryAccountingPracticesStatutoryCapitalAndSurplusBalance_634546283956335511" order="8" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_DividendsToParentWithoutPriorStateRegulatoryApproval" xlink:label="hum_DividendsToParentWithoutPriorStateRegulatoryApproval_634546283956345511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956335511" xlink:to="hum_DividendsToParentWithoutPriorStateRegulatoryApproval_634546283956345511" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureCommitmentsGuaranteesAndContingenciesNarrativeDetails" xlink:type="extended" xlink:title="41601 - Disclosure - Commitments, Guarantees And Contingencies (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract" xlink:label="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634268061659981689"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_634546283956345511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634268061659981689" xlink:to="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_634546283956345511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="us-gaap_StatementBusinessSegmentsAxis_634546283956345511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_634546283956345511" xlink:to="us-gaap_StatementBusinessSegmentsAxis_634546283956345511" order="1" use="optional" priority="6"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SegmentDomain" xlink:label="us-gaap_SegmentDomain_634546283956345511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementBusinessSegmentsAxis_634546283956345511" xlink:to="us-gaap_SegmentDomain_634546283956345511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_MedicareMember" xlink:label="hum_MedicareMember_634546283956345511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentDomain_634546283956345511" xlink:to="hum_MedicareMember_634546283956345511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_MedicaidMember" xlink:label="hum_MedicaidMember_634546283956345511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentDomain_634546283956345511" xlink:to="hum_MedicaidMember_634546283956345511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_MilitaryServicesMember" xlink:label="hum_MilitaryServicesMember_634546283956345511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentDomain_634546283956345511" xlink:to="hum_MilitaryServicesMember_634546283956345511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementGeographicalAxis" xlink:label="us-gaap_StatementGeographicalAxis_634546283956345511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_634546283956345511" xlink:to="us-gaap_StatementGeographicalAxis_634546283956345511" order="2" use="optional" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SegmentGeographicalDomain" xlink:label="us-gaap_SegmentGeographicalDomain_634546283956345511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementGeographicalAxis_634546283956345511" xlink:to="us-gaap_SegmentGeographicalDomain_634546283956345511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_TricareSouthRegionContractMember" xlink:label="hum_TricareSouthRegionContractMember_634546283956355511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentGeographicalDomain_634546283956345511" xlink:to="hum_TricareSouthRegionContractMember_634546283956355511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283956355511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_634546283956345511" xlink:to="us-gaap_StatementLineItems_634546283956355511" order="3" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RecordedUnconditionalPurchaseObligationDueWithinOneYear" xlink:label="us-gaap_RecordedUnconditionalPurchaseObligationDueWithinOneYear_634546283956355511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956355511" xlink:to="us-gaap_RecordedUnconditionalPurchaseObligationDueWithinOneYear_634546283956355511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RecordedUnconditionalPurchaseObligationDueInSecondYear" xlink:label="us-gaap_RecordedUnconditionalPurchaseObligationDueInSecondYear_634546283956355511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956355511" xlink:to="us-gaap_RecordedUnconditionalPurchaseObligationDueInSecondYear_634546283956355511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RecordedUnconditionalPurchaseObligationDueInThirdYear" xlink:label="us-gaap_RecordedUnconditionalPurchaseObligationDueInThirdYear_634546283956355511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956355511" xlink:to="us-gaap_RecordedUnconditionalPurchaseObligationDueInThirdYear_634546283956355511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RecordedUnconditionalPurchaseObligationDueInFourthYear" xlink:label="us-gaap_RecordedUnconditionalPurchaseObligationDueInFourthYear_634546283956355511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956355511" xlink:to="us-gaap_RecordedUnconditionalPurchaseObligationDueInFourthYear_634546283956355511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PercentageOfPremiumsAndServicesRevenues" xlink:label="hum_PercentageOfPremiumsAndServicesRevenues_634546283956355511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956355511" xlink:to="hum_PercentageOfPremiumsAndServicesRevenues_634546283956355511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_OriginalSouthRegionContract" xlink:label="hum_OriginalSouthRegionContract_634546283956355511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956355511" xlink:to="hum_OriginalSouthRegionContract_634546283956355511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureCommitmentsGuaranteesAndContingenciesRentExpenseAndSubleaseRentalIncomeAssociatedWithOperatingLeasesDetails" xlink:type="extended" xlink:title="41602 - Disclosure - Commitments, Guarantees And Contingencies (Rent Expense And Sublease Rental Income Associated With Operating Leases) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract" xlink:label="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LeaseAndRentalExpense" xlink:label="us-gaap_LeaseAndRentalExpense_634546283956365511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract" xlink:to="us-gaap_LeaseAndRentalExpense_634546283956365511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OperatingLeasesIncomeStatementSubleaseRevenue" xlink:label="us-gaap_OperatingLeasesIncomeStatementSubleaseRevenue_634546283956365511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract" xlink:to="us-gaap_OperatingLeasesIncomeStatementSubleaseRevenue_634546283956365511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_OperatingLeaseRentalExpensesNet" xlink:label="hum_OperatingLeaseRentalExpensesNet_634546283956365511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract" xlink:to="hum_OperatingLeaseRentalExpensesNet_634546283956365511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureCommitmentsGuaranteesAndContingenciesFutureAnnualMinimumPaymentsDueDetails" xlink:type="extended" xlink:title="41603 - Disclosure - Commitments, Guarantees And Contingencies (Future Annual Minimum Payments Due) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract" xlink:label="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_634546283956365511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_634546283956365511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_634546283956365511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_634546283956365511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_634546283956365511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_634546283956365511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_634546283956365511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_634546283956365511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_634546283956365511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_634546283956365511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_634546283956365511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_634546283956365511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDue_634546283956365511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDue_634546283956365511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinOneYear" xlink:label="us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinOneYear_634546283956375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinOneYear_634546283956375511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinTwoYears" xlink:label="us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinTwoYears_634546283956375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinTwoYears_634546283956375511" order="9" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinThreeYears" xlink:label="us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinThreeYears_634546283956375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinThreeYears_634546283956375511" order="10" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinFourYears" xlink:label="us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinFourYears_634546283956375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinFourYears_634546283956375511" order="11" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinFiveYears" xlink:label="us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinFiveYears_634546283956375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinFiveYears_634546283956375511" order="12" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactionsThereafter" xlink:label="us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactionsThereafter_634546283956375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactionsThereafter_634546283956375511" order="13" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactions" xlink:label="us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactions_634546283956375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="us-gaap_FutureMinimumSubleaseRentalsSaleLeasebackTransactions_634546283956375511" order="14" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedTotalLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_NetOperatingLeaseCommitmentWithinYearOne" xlink:label="hum_NetOperatingLeaseCommitmentWithinYearOne_634546283956375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="hum_NetOperatingLeaseCommitmentWithinYearOne_634546283956375511" order="15" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_NetOperatingLeaseCommitmentWithinYearTwo" xlink:label="hum_NetOperatingLeaseCommitmentWithinYearTwo_634546283956375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="hum_NetOperatingLeaseCommitmentWithinYearTwo_634546283956375511" order="16" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_NetOperatingLeaseCommitmentWithinYearThree" xlink:label="hum_NetOperatingLeaseCommitmentWithinYearThree_634546283956375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="hum_NetOperatingLeaseCommitmentWithinYearThree_634546283956375511" order="17" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_NetOperatingLeaseCommitmentWithinYearFour" xlink:label="hum_NetOperatingLeaseCommitmentWithinYearFour_634546283956375511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="hum_NetOperatingLeaseCommitmentWithinYearFour_634546283956375511" order="18" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_NetOperatingLeaseCommitmentWithinYearFive" xlink:label="hum_NetOperatingLeaseCommitmentWithinYearFive_634546283956385511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="hum_NetOperatingLeaseCommitmentWithinYearFive_634546283956385511" order="19" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_NetOperatingLeaseCommitmentThereafter" xlink:label="hum_NetOperatingLeaseCommitmentThereafter_634546283956385511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="hum_NetOperatingLeaseCommitmentThereafter_634546283956385511" order="20" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_NetOperatingLeaseCommitmentTotal" xlink:label="hum_NetOperatingLeaseCommitmentTotal_634546283956385511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FinancialGuaranteeInsuranceContractsClaimLiabilityAbstract_634334601607814732" xlink:to="hum_NetOperatingLeaseCommitmentTotal_634546283956385511" order="21" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureSegmentInformationNarrativeDetails" xlink:type="extended" xlink:title="41701 - Disclosure - Segment Information (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SegmentReportingInformationRevenueAbstract" xlink:label="us-gaap_SegmentReportingInformationRevenueAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_634546283956385511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentReportingInformationRevenueAbstract" xlink:to="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_634546283956385511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="us-gaap_StatementBusinessSegmentsAxis_634546283956385511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_634546283956385511" xlink:to="us-gaap_StatementBusinessSegmentsAxis_634546283956385511" order="1" use="optional" priority="5"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SegmentDomain" xlink:label="us-gaap_SegmentDomain_634546283956385511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementBusinessSegmentsAxis_634546283956385511" xlink:to="us-gaap_SegmentDomain_634546283956385511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_RetailMember" xlink:label="hum_RetailMember_634546283956395511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentDomain_634546283956385511" xlink:to="hum_RetailMember_634546283956395511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_EmployerGroupMember" xlink:label="hum_EmployerGroupMember_634546283956395511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentDomain_634546283956385511" xlink:to="hum_EmployerGroupMember_634546283956395511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283956395511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_634546283956385511" xlink:to="us-gaap_StatementLineItems_634546283956395511" order="2" use="optional"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PercentageOfTotalPremiumAndServicesRevenuesDerivedFromContractsWithFederalGovernment" xlink:label="hum_PercentageOfTotalPremiumAndServicesRevenuesDerivedFromContractsWithFederalGovernment_634546283956395511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956395511" xlink:to="hum_PercentageOfTotalPremiumAndServicesRevenuesDerivedFromContractsWithFederalGovernment_634546283956395511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PriorYearFavorableReserveReleases" xlink:label="hum_PriorYearFavorableReserveReleases_634546283956395511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956395511" xlink:to="hum_PriorYearFavorableReserveReleases_634546283956395511" order="2" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ChargeRelatedToClosedBlockOfLongTermCarePolicies" xlink:label="hum_ChargeRelatedToClosedBlockOfLongTermCarePolicies_634546283956405511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956395511" xlink:to="hum_ChargeRelatedToClosedBlockOfLongTermCarePolicies_634546283956405511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_WriteDownOfDeferredAcquisitionCost" xlink:label="hum_WriteDownOfDeferredAcquisitionCost_634546283956405511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956395511" xlink:to="hum_WriteDownOfDeferredAcquisitionCost_634546283956405511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_GovernmentAndHealthPlanMemberSubsidiesAmount" xlink:label="hum_GovernmentAndHealthPlanMemberSubsidiesAmount_634546283956405511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956395511" xlink:to="hum_GovernmentAndHealthPlanMemberSubsidiesAmount_634546283956405511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureSegmentInformationSegmentResultsDetails" xlink:type="extended" xlink:title="41702 - Disclosure - Segment Information (Segment Results) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SegmentReportingInformationRevenueAbstract" xlink:label="us-gaap_SegmentReportingInformationRevenueAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_634546283956405511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentReportingInformationRevenueAbstract" xlink:to="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_634546283956405511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="us-gaap_StatementBusinessSegmentsAxis_634546283956405511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_634546283956405511" xlink:to="us-gaap_StatementBusinessSegmentsAxis_634546283956405511" order="1" use="optional" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SegmentDomain" xlink:label="us-gaap_SegmentDomain_634546283956405511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementBusinessSegmentsAxis_634546283956405511" xlink:to="us-gaap_SegmentDomain_634546283956405511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_RetailMember" xlink:label="hum_RetailMember_634546283956415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentDomain_634546283956405511" xlink:to="hum_RetailMember_634546283956415511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_EmployerGroupMember" xlink:label="hum_EmployerGroupMember_634546283956415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentDomain_634546283956405511" xlink:to="hum_EmployerGroupMember_634546283956415511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_HealthAndWellBeingServicesMember" xlink:label="hum_HealthAndWellBeingServicesMember_634546283956415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentDomain_634546283956405511" xlink:to="hum_HealthAndWellBeingServicesMember_634546283956415511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_OtherBusinessesMember" xlink:label="hum_OtherBusinessesMember_634546283956415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentDomain_634546283956405511" xlink:to="hum_OtherBusinessesMember_634546283956415511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IntersegmentEliminationMember" xlink:label="us-gaap_IntersegmentEliminationMember_634546283956415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentDomain_634546283956405511" xlink:to="us-gaap_IntersegmentEliminationMember_634546283956415511" order="5" use="optional"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_SegmentReportingInformationBySegmentSecondaryAxis" xlink:label="hum_SegmentReportingInformationBySegmentSecondaryAxis_634546283956415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_634546283956405511" xlink:to="hum_SegmentReportingInformationBySegmentSecondaryAxis_634546283956415511" order="2" use="optional" priority="4"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_SegmentReportingInformationBySegmentSecondaryDomain" xlink:label="hum_SegmentReportingInformationBySegmentSecondaryDomain_634546283956415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_SegmentReportingInformationBySegmentSecondaryAxis_634546283956415511" xlink:to="hum_SegmentReportingInformationBySegmentSecondaryDomain_634546283956415511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_MedicareAdvantageMember" xlink:label="hum_MedicareAdvantageMember_634546283956415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_SegmentReportingInformationBySegmentSecondaryDomain_634546283956415511" xlink:to="hum_MedicareAdvantageMember_634546283956415511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_MedicareStandAlonePDPMember" xlink:label="hum_MedicareStandAlonePDPMember_634546283956415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_SegmentReportingInformationBySegmentSecondaryDomain_634546283956415511" xlink:to="hum_MedicareStandAlonePDPMember_634546283956415511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_MedicareMember" xlink:label="hum_MedicareMember_634546283956415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_SegmentReportingInformationBySegmentSecondaryDomain_634546283956415511" xlink:to="hum_MedicareMember_634546283956415511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_MilitaryServicesMember" xlink:label="hum_MilitaryServicesMember_634546283956415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_SegmentReportingInformationBySegmentSecondaryDomain_634546283956415511" xlink:to="hum_MilitaryServicesMember_634546283956415511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_MedicaidMember" xlink:label="hum_MedicaidMember_634546283956415511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_SegmentReportingInformationBySegmentSecondaryDomain_634546283956415511" xlink:to="hum_MedicaidMember_634546283956415511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ProviderMember" xlink:label="hum_ProviderMember_634546283956425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_SegmentReportingInformationBySegmentSecondaryDomain_634546283956415511" xlink:to="hum_ProviderMember_634546283956425511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AsoAndOtherMember" xlink:label="hum_AsoAndOtherMember_634546283956425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_SegmentReportingInformationBySegmentSecondaryDomain_634546283956415511" xlink:to="hum_AsoAndOtherMember_634546283956425511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_IntersegmentRevenuesMember" xlink:label="hum_IntersegmentRevenuesMember_634546283956425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_SegmentReportingInformationBySegmentSecondaryDomain_634546283956415511" xlink:to="hum_IntersegmentRevenuesMember_634546283956425511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_FullyInsuredMember" xlink:label="hum_FullyInsuredMember_634546283956425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_SegmentReportingInformationBySegmentSecondaryDomain_634546283956415511" xlink:to="hum_FullyInsuredMember_634546283956425511" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_SpecialtyMember" xlink:label="hum_SpecialtyMember_634546283956425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_SegmentReportingInformationBySegmentSecondaryDomain_634546283956415511" xlink:to="hum_SpecialtyMember_634546283956425511" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ExternalCustomersMember" xlink:label="hum_ExternalCustomersMember_634546283956425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_SegmentReportingInformationBySegmentSecondaryDomain_634546283956415511" xlink:to="hum_ExternalCustomersMember_634546283956425511" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283956425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_634546283956405511" xlink:to="us-gaap_StatementLineItems_634546283956425511" order="3" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PremiumsEarnedNet" xlink:label="us-gaap_PremiumsEarnedNet_634546283956425511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956425511" xlink:to="us-gaap_PremiumsEarnedNet_634546283956425511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="7"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InvestmentIncomeInterestAndDividend" xlink:label="us-gaap_InvestmentIncomeInterestAndDividend_634546283956435511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956425511" xlink:to="us-gaap_InvestmentIncomeInterestAndDividend_634546283956435511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="7"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SalesRevenueServicesNet" xlink:label="us-gaap_SalesRevenueServicesNet_634546283956435511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956425511" xlink:to="us-gaap_SalesRevenueServicesNet_634546283956435511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SalesRevenueGoodsNet" xlink:label="us-gaap_SalesRevenueGoodsNet_634546283956435511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956425511" xlink:to="us-gaap_SalesRevenueGoodsNet_634546283956435511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RevenuesFromExternalCustomers" xlink:label="us-gaap_RevenuesFromExternalCustomers_634546283956435511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956425511" xlink:to="us-gaap_RevenuesFromExternalCustomers_634546283956435511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="5"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RevenuesFromTransactionsWithOtherOperatingSegmentsOfSameEntity" xlink:label="us-gaap_RevenuesFromTransactionsWithOtherOperatingSegmentsOfSameEntity_634546283956435511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956425511" xlink:to="us-gaap_RevenuesFromTransactionsWithOtherOperatingSegmentsOfSameEntity_634546283956435511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="5"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_Revenues" xlink:label="us-gaap_Revenues_634546283956435511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956425511" xlink:to="us-gaap_Revenues_634546283956435511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PolicyholderBenefitsAndClaimsIncurredHealthCare" xlink:label="us-gaap_PolicyholderBenefitsAndClaimsIncurredHealthCare_634546283956435511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956425511" xlink:to="us-gaap_PolicyholderBenefitsAndClaimsIncurredHealthCare_634546283956435511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="7"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="us-gaap_SellingGeneralAndAdministrativeExpense_634546283956435511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956425511" xlink:to="us-gaap_SellingGeneralAndAdministrativeExpense_634546283956435511" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="7"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_DepreciationAndAmortizationIncomeStatement" xlink:label="hum_DepreciationAndAmortizationIncomeStatement_634546283956445511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956425511" xlink:to="hum_DepreciationAndAmortizationIncomeStatement_634546283956445511" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BenefitsLossesAndExpenses" xlink:label="us-gaap_BenefitsLossesAndExpenses_634546283956445511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956425511" xlink:to="us-gaap_BenefitsLossesAndExpenses_634546283956445511" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="us-gaap_OperatingIncomeLoss_634546283956445511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956425511" xlink:to="us-gaap_OperatingIncomeLoss_634546283956445511" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InterestExpense" xlink:label="us-gaap_InterestExpense_634546283956445511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956425511" xlink:to="us-gaap_InterestExpense_634546283956445511" order="13" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="5"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_634546283956445511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956425511" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_634546283956445511" order="14" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="3"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureExpensesAssociatedWithLongDurationInsuranceProductsNarrativeDetails" xlink:type="extended" xlink:title="41801 - Disclosure - Expenses Associated With Long-Duration Insurance Products (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ExpensesAssociatedWithLongDurationInsuranceProductsAbstract" xlink:label="hum_ExpensesAssociatedWithLongDurationInsuranceProductsAbstract"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ExpensesAssociatedWithLongDurationInsuranceProductsTable" xlink:label="hum_ExpensesAssociatedWithLongDurationInsuranceProductsTable_634546283956455511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_ExpensesAssociatedWithLongDurationInsuranceProductsAbstract" xlink:to="hum_ExpensesAssociatedWithLongDurationInsuranceProductsTable_634546283956455511" order="1" use="optional" priority="4"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_LongDurationInsuranceProductsAxis" xlink:label="hum_LongDurationInsuranceProductsAxis_634546283956455511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_ExpensesAssociatedWithLongDurationInsuranceProductsTable_634546283956455511" xlink:to="hum_LongDurationInsuranceProductsAxis_634546283956455511" order="1" use="optional" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_LongDurationInsuranceProductsDomain" xlink:label="hum_LongDurationInsuranceProductsDomain_634546283956455511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_LongDurationInsuranceProductsAxis_634546283956455511" xlink:to="hum_LongDurationInsuranceProductsDomain_634546283956455511" order="1" use="optional" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_CoinsuranceAgreementMember" xlink:label="hum_CoinsuranceAgreementMember_634546283956455511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_LongDurationInsuranceProductsDomain_634546283956455511" xlink:to="hum_CoinsuranceAgreementMember_634546283956455511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ClosedBlockLongTermCarePoliciesMember" xlink:label="hum_ClosedBlockLongTermCarePoliciesMember_634546283956455511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_LongDurationInsuranceProductsDomain_634546283956455511" xlink:to="hum_ClosedBlockLongTermCarePoliciesMember_634546283956455511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_IndividualMajorMedicalPoliciesMember" xlink:label="hum_IndividualMajorMedicalPoliciesMember_634546283956455511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_LongDurationInsuranceProductsDomain_634546283956455511" xlink:to="hum_IndividualMajorMedicalPoliciesMember_634546283956455511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283956455511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_ExpensesAssociatedWithLongDurationInsuranceProductsTable_634546283956455511" xlink:to="us-gaap_StatementLineItems_634546283956455511" order="2" use="optional"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_PercentOfConsolidatedPremiumsAndServicesRevenueRelatedToLongDurationInsuranceProducts" xlink:label="hum_PercentOfConsolidatedPremiumsAndServicesRevenueRelatedToLongDurationInsuranceProducts_634546283956455511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956455511" xlink:to="hum_PercentOfConsolidatedPremiumsAndServicesRevenueRelatedToLongDurationInsuranceProducts_634546283956455511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilityForFuturePolicyBenefitsPeriodExpense" xlink:label="us-gaap_LiabilityForFuturePolicyBenefitsPeriodExpense_634546283956455511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956455511" xlink:to="us-gaap_LiabilityForFuturePolicyBenefitsPeriodExpense_634546283956455511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense" xlink:label="us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense_634546283956465511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956455511" xlink:to="us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense_634546283956465511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_WriteDownOfDeferredAcquisitionCosts" xlink:label="hum_WriteDownOfDeferredAcquisitionCosts_634546283956465511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956455511" xlink:to="hum_WriteDownOfDeferredAcquisitionCosts_634546283956465511" order="4" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ChargeRelatedToClosedBlockOfLongTermCarePolicies" xlink:label="hum_ChargeRelatedToClosedBlockOfLongTermCarePolicies_634546283956465511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956455511" xlink:to="hum_ChargeRelatedToClosedBlockOfLongTermCarePolicies_634546283956465511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_IncreaseToFuturePolicyBenefitsPayable" xlink:label="hum_IncreaseToFuturePolicyBenefitsPayable_634546283956465511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956455511" xlink:to="hum_IncreaseToFuturePolicyBenefitsPayable_634546283956465511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_IncreaseToReinsuranceRecoverable" xlink:label="hum_IncreaseToReinsuranceRecoverable_634546283956465511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956455511" xlink:to="hum_IncreaseToReinsuranceRecoverable_634546283956465511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredPolicyAcquisitionCosts" xlink:label="us-gaap_DeferredPolicyAcquisitionCosts_634546283956465511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956455511" xlink:to="us-gaap_DeferredPolicyAcquisitionCosts_634546283956465511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilityForFuturePolicyBenefits" xlink:label="us-gaap_LiabilityForFuturePolicyBenefits_634546283956465511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956455511" xlink:to="us-gaap_LiabilityForFuturePolicyBenefits_634546283956465511" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureExpensesAssociatedWithLongDurationInsuranceProductsScheduleOfDeferredAcquisitionCostAndFuturePolicyBenefitsPayableWithOurLongDurationInsuranceProductsDetails" xlink:type="extended" xlink:title="41802 - Disclosure - Expenses Associated With Long-Duration Insurance Products (Schedule Of Deferred Acquisition Cost And Future Policy Benefits Payable With Our Long-Duration Insurance Products) (Details)">
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ExpensesAssociatedWithLongDurationInsuranceProductsAbstract" xlink:label="hum_ExpensesAssociatedWithLongDurationInsuranceProductsAbstract"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_OtherLongTermAssetsDeferredAcquisitionCosts" xlink:label="hum_OtherLongTermAssetsDeferredAcquisitionCosts_634546283956475511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_ExpensesAssociatedWithLongDurationInsuranceProductsAbstract" xlink:to="hum_OtherLongTermAssetsDeferredAcquisitionCosts_634546283956475511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_TradeAccountsPayableAndAccruedExpensesDeferredAcquisitionCost" xlink:label="hum_TradeAccountsPayableAndAccruedExpensesDeferredAcquisitionCost_634546283956475511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_ExpensesAssociatedWithLongDurationInsuranceProductsAbstract" xlink:to="hum_TradeAccountsPayableAndAccruedExpensesDeferredAcquisitionCost_634546283956475511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_OtherLongTermLiabilitiesDeferredAcquisitionCost" xlink:label="hum_OtherLongTermLiabilitiesDeferredAcquisitionCost_634546283956475511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_ExpensesAssociatedWithLongDurationInsuranceProductsAbstract" xlink:to="hum_OtherLongTermLiabilitiesDeferredAcquisitionCost_634546283956475511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_NetAssetLiabilityDeferredAcquisitionCost" xlink:label="hum_NetAssetLiabilityDeferredAcquisitionCost_634546283956475511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_ExpensesAssociatedWithLongDurationInsuranceProductsAbstract" xlink:to="hum_NetAssetLiabilityDeferredAcquisitionCost_634546283956475511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_OtherLongTermAssetsFuturePolicyBenefitsPayable" xlink:label="hum_OtherLongTermAssetsFuturePolicyBenefitsPayable_634546283956475511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_ExpensesAssociatedWithLongDurationInsuranceProductsAbstract" xlink:to="hum_OtherLongTermAssetsFuturePolicyBenefitsPayable_634546283956475511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_TradeAccountsPayableAndAccruedExpensesFuturePolicyBenefitsPayable" xlink:label="hum_TradeAccountsPayableAndAccruedExpensesFuturePolicyBenefitsPayable_634546283956475511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_ExpensesAssociatedWithLongDurationInsuranceProductsAbstract" xlink:to="hum_TradeAccountsPayableAndAccruedExpensesFuturePolicyBenefitsPayable_634546283956475511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilityForFuturePolicyBenefits" xlink:label="us-gaap_LiabilityForFuturePolicyBenefits_634546283956475511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_ExpensesAssociatedWithLongDurationInsuranceProductsAbstract" xlink:to="us-gaap_LiabilityForFuturePolicyBenefits_634546283956475511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_NetAssetLiabilityFuturePolicyBenefitsPayable" xlink:label="hum_NetAssetLiabilityFuturePolicyBenefitsPayable_634546283956475511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="hum_ExpensesAssociatedWithLongDurationInsuranceProductsAbstract" xlink:to="hum_NetAssetLiabilityFuturePolicyBenefitsPayable_634546283956475511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureReinsuranceNarrativeDetails" xlink:type="extended" xlink:title="41901 - Disclosure - Reinsurance (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ReinsuranceDisclosuresAbstract" xlink:label="us-gaap_ReinsuranceDisclosuresAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ReinsuranceRecoverables" xlink:label="us-gaap_ReinsuranceRecoverables_634546283956485511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ReinsuranceDisclosuresAbstract" xlink:to="us-gaap_ReinsuranceRecoverables_634546283956485511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ReinsuranceRecoverablePercentage" xlink:label="hum_ReinsuranceRecoverablePercentage_634546283956485511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ReinsuranceDisclosuresAbstract" xlink:to="hum_ReinsuranceRecoverablePercentage_634546283956485511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CededPremiumsWritten" xlink:label="us-gaap_CededPremiumsWritten_634546283956485511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ReinsuranceDisclosuresAbstract" xlink:to="us-gaap_CededPremiumsWritten_634546283956485511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_NumberOfReinsurersOtherThanProtectiveLifeInsuranceCompanyThatCompriseReinsuranceRecoverablesBalance" xlink:label="hum_NumberOfReinsurersOtherThanProtectiveLifeInsuranceCompanyThatCompriseReinsuranceRecoverablesBalance_634546283956485511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ReinsuranceDisclosuresAbstract" xlink:to="hum_NumberOfReinsurersOtherThanProtectiveLifeInsuranceCompanyThatCompriseReinsuranceRecoverablesBalance_634546283956485511" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_MaximumBalanceRelatedToReinsurersOtherThanProtectiveLifeInsuranceCompany" xlink:label="hum_MaximumBalanceRelatedToReinsurersOtherThanProtectiveLifeInsuranceCompany_634546283956485511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ReinsuranceDisclosuresAbstract" xlink:to="hum_MaximumBalanceRelatedToReinsurersOtherThanProtectiveLifeInsuranceCompany_634546283956485511" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/label"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_NumberOfReinsurersWhoHavePlacedCashAndSecuritiesInTrusts" xlink:label="hum_NumberOfReinsurersWhoHavePlacedCashAndSecuritiesInTrusts_634546283956485511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ReinsuranceDisclosuresAbstract" xlink:to="hum_NumberOfReinsurersWhoHavePlacedCashAndSecuritiesInTrusts_634546283956485511" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AmountHeldInCashAndSecuritiesInTrustAtLeastEqualToRecoverableFromReinsurer" xlink:label="hum_AmountHeldInCashAndSecuritiesInTrustAtLeastEqualToRecoverableFromReinsurer_634546283956485511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ReinsuranceDisclosuresAbstract" xlink:to="hum_AmountHeldInCashAndSecuritiesInTrustAtLeastEqualToRecoverableFromReinsurer_634546283956485511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureReinsuranceBalanceAndFinancialRatingRelatedToReinsurersDetails" xlink:type="extended" xlink:title="41902 - Disclosure - Reinsurance (Balance And Financial Rating Related To Reinsurers) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ReinsuranceDisclosuresAbstract" xlink:label="us-gaap_ReinsuranceDisclosuresAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ReinsurancePremiumsForInsuranceCompaniesByProductSegmentTable" xlink:label="us-gaap_ReinsurancePremiumsForInsuranceCompaniesByProductSegmentTable_634546283956485511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ReinsuranceDisclosuresAbstract" xlink:to="us-gaap_ReinsurancePremiumsForInsuranceCompaniesByProductSegmentTable_634546283956485511" order="1" use="optional" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentAxis" xlink:label="us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentAxis_634546283956495511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ReinsurancePremiumsForInsuranceCompaniesByProductSegmentTable_634546283956485511" xlink:to="us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentAxis_634546283956495511" order="1" use="optional" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentDomain" xlink:label="us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentDomain_634546283956495511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentAxis_634546283956495511" xlink:to="us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentDomain_634546283956495511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AllOthersMember" xlink:label="hum_AllOthersMember_634546283956495511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentDomain_634546283956495511" xlink:to="hum_AllOthersMember_634546283956495511" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ProtectiveLifeInsuranceCompanyMember" xlink:label="hum_ProtectiveLifeInsuranceCompanyMember_634546283956495511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentDomain_634546283956495511" xlink:to="hum_ProtectiveLifeInsuranceCompanyMember_634546283956495511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_634546283956495511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ReinsurancePremiumsForInsuranceCompaniesByProductSegmentTable_634546283956485511" xlink:to="us-gaap_StatementLineItems_634546283956495511" order="2" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ReinsuranceRecoverables" xlink:label="us-gaap_ReinsuranceRecoverables_634546283956495511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_634546283956495511" xlink:to="us-gaap_ReinsuranceRecoverables_634546283956495511" order="1" use="optional" priority="2"/>
</presentationLink>
<presentationLink xlink:role="http://www.humana.com/2010-12-31/role/DisclosureQuarterlyFinancialInformationScheduleSummarizingQuarterlyOperationResultsDetails" xlink:type="extended" xlink:title="42004 - Disclosure - Quarterly Financial Information (Schedule Summarizing Quarterly Operation Results) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SelectedQuarterlyFinancialInformationAbstract" xlink:label="us-gaap_SelectedQuarterlyFinancialInformationAbstract_634320933619512192"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_Revenues" xlink:label="us-gaap_Revenues_634546283956495511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SelectedQuarterlyFinancialInformationAbstract_634320933619512192" xlink:to="us-gaap_Revenues_634546283956495511" order="1" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_634546283956495511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SelectedQuarterlyFinancialInformationAbstract_634320933619512192" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_634546283956495511" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="us-gaap_NetIncomeLoss_634546283956495511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SelectedQuarterlyFinancialInformationAbstract_634320933619512192" xlink:to="us-gaap_NetIncomeLoss_634546283956495511" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="us-gaap_EarningsPerShareBasic_634546283956495511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SelectedQuarterlyFinancialInformationAbstract_634320933619512192" xlink:to="us-gaap_EarningsPerShareBasic_634546283956495511" order="4" use="optional"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="us-gaap_EarningsPerShareDiluted_634546283956495511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SelectedQuarterlyFinancialInformationAbstract_634320933619512192" xlink:to="us-gaap_EarningsPerShareDiluted_634546283956495511" order="5" use="optional"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_WriteDownOfDeferredAcquisitionCosts" xlink:label="hum_WriteDownOfDeferredAcquisitionCosts_634546283956505511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SelectedQuarterlyFinancialInformationAbstract_634320933619512192" xlink:to="hum_WriteDownOfDeferredAcquisitionCosts_634546283956505511" order="6" use="optional"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ChargeRelatedToClosedBlockOfLongTermCarePolicies" xlink:label="hum_ChargeRelatedToClosedBlockOfLongTermCarePolicies_634546283956505511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SelectedQuarterlyFinancialInformationAbstract_634320933619512192" xlink:to="hum_ChargeRelatedToClosedBlockOfLongTermCarePolicies_634546283956505511" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_AfterTaxImpactOfCharge" xlink:label="hum_AfterTaxImpactOfCharge_634546283956505511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SelectedQuarterlyFinancialInformationAbstract_634320933619512192" xlink:to="hum_AfterTaxImpactOfCharge_634546283956505511" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<loc xlink:type="locator" xlink:href="hum-20111031.xsd#hum_ImpactOnEPSOfCharge" xlink:label="hum_ImpactOnEPSOfCharge_634546283956505511"/>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SelectedQuarterlyFinancialInformationAbstract_634320933619512192" xlink:to="hum_ImpactOnEPSOfCharge_634546283956505511" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</presentationLink>
</linkbase>

Top
Filing Submission 0001193125-11-276080   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

Copyright © 2024 Fran Finnegan & Company LLC – All Rights Reserved.
AboutPrivacyRedactionsHelp — Thu., Apr. 25, 12:31:09.1am ET