| | | | | | | | | | | | | | | | | | | | | |
<?xml version="1.0" encoding="windows-1252"?> |
<!-- XBRL Document Created with Wdesk from Workiva --> |
<!-- --> |
<link:linkbase xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"> |
| <link:roleRef roleURI="http://www.uhc.com/role/BasisOfPresentationUsesOfEstimatesAndSignificantAccountingPoliciesDetails" xlink:href="unh-20181231.xsd#BasisOfPresentationUsesOfEstimatesAndSignificantAccountingPoliciesDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/BasisOfPresentationUsesOfEstimatesAndSignificantAccountingPoliciesNotes" xlink:href="unh-20181231.xsd#BasisOfPresentationUsesOfEstimatesAndSignificantAccountingPoliciesNotes" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/BasisOfPresentationUsesOfEstimatesAndSignificantAccountingPoliciesPolicies" xlink:href="unh-20181231.xsd#BasisOfPresentationUsesOfEstimatesAndSignificantAccountingPoliciesPolicies" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/BasisOfPresentationUsesOfEstimatesAndSignificantAccountingPoliciesRedeemableNoncontrollingInterestsDetails" xlink:href="unh-20181231.xsd#BasisOfPresentationUsesOfEstimatesAndSignificantAccountingPoliciesRedeemableNoncontrollingInterestsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/BasisOfPresentationUsesOfEstimatesAndSignificantAccountingPoliciesTables" xlink:href="unh-20181231.xsd#BasisOfPresentationUsesOfEstimatesAndSignificantAccountingPoliciesTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/BasisOfPresentationUsesOfEstimatesAndSignificantAccountingPoliciesUsefulLivesForPropertyEquipmentAndCapitalizedSoftwareDetails" xlink:href="unh-20181231.xsd#BasisOfPresentationUsesOfEstimatesAndSignificantAccountingPoliciesUsefulLivesForPropertyEquipmentAndCapitalizedSoftwareDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/CommercialPaperAndLongTermDebtDetails" xlink:href="unh-20181231.xsd#CommercialPaperAndLongTermDebtDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/CommercialPaperAndLongTermDebtMaturitiesOfCommercialPaperAndLongTermDebtDetails" xlink:href="unh-20181231.xsd#CommercialPaperAndLongTermDebtMaturitiesOfCommercialPaperAndLongTermDebtDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/CommercialPaperAndLongTermDebtNarrativeDetails" xlink:href="unh-20181231.xsd#CommercialPaperAndLongTermDebtNarrativeDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/CommercialPaperAndLongTermDebtNotes" xlink:href="unh-20181231.xsd#CommercialPaperAndLongTermDebtNotes" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/CommercialPaperAndLongTermDebtTables" xlink:href="unh-20181231.xsd#CommercialPaperAndLongTermDebtTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/CommitmentsAndContingenciesFutureLeasePaymentsDetails" xlink:href="unh-20181231.xsd#CommitmentsAndContingenciesFutureLeasePaymentsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/CommitmentsAndContingenciesNarrativeDetails" xlink:href="unh-20181231.xsd#CommitmentsAndContingenciesNarrativeDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/CommitmentsAndContingenciesNotes" xlink:href="unh-20181231.xsd#CommitmentsAndContingenciesNotes" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/CommitmentsAndContingenciesTables" xlink:href="unh-20181231.xsd#CommitmentsAndContingenciesTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ConsolidatedBalanceSheetParenthetical" xlink:href="unh-20181231.xsd#ConsolidatedBalanceSheetParenthetical" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ConsolidatedBalanceSheets" xlink:href="unh-20181231.xsd#ConsolidatedBalanceSheets" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ConsolidatedStatementOfChangesInEquityParentheticals" xlink:href="unh-20181231.xsd#ConsolidatedStatementOfChangesInEquityParentheticals" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ConsolidatedStatementsOfCashFlows" xlink:href="unh-20181231.xsd#ConsolidatedStatementsOfCashFlows" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ConsolidatedStatementsOfChangesInEquity" xlink:href="unh-20181231.xsd#ConsolidatedStatementsOfChangesInEquity" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ConsolidatedStatementsOfComprehensiveIncome" xlink:href="unh-20181231.xsd#ConsolidatedStatementsOfComprehensiveIncome" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ConsolidatedStatementsOfOperations" xlink:href="unh-20181231.xsd#ConsolidatedStatementsOfOperations" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ConsolidatedStatementsOfOperationsCalc2" xlink:href="unh-20181231.xsd#ConsolidatedStatementsOfOperationsCalc2" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/DescriptionOfBusinessNotes" xlink:href="unh-20181231.xsd#DescriptionOfBusinessNotes" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/DocumentAndEntityInformationDocument" xlink:href="unh-20181231.xsd#DocumentAndEntityInformationDocument" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/FairValueFairValuePolicies" xlink:href="unh-20181231.xsd#FairValueFairValuePolicies" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/FairValueFinancialAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetails" xlink:href="unh-20181231.xsd#FairValueFinancialAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/FairValueFinancialAssetsAndLiabilitiesNotMeasuredAtFairValueOnRecurringBasisDetails" xlink:href="unh-20181231.xsd#FairValueFinancialAssetsAndLiabilitiesNotMeasuredAtFairValueOnRecurringBasisDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/FairValueNarrativeDetails" xlink:href="unh-20181231.xsd#FairValueNarrativeDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/FairValueNotes" xlink:href="unh-20181231.xsd#FairValueNotes" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/FairValueTables" xlink:href="unh-20181231.xsd#FairValueTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/GoodwillAndIntangibleAssetsAmortizationExpenseRelatingToIntangibleAssetsDetails" xlink:href="unh-20181231.xsd#GoodwillAndIntangibleAssetsAmortizationExpenseRelatingToIntangibleAssetsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/GoodwillAndIntangibleAssetsChangesInCarryingAmountOfGoodwillByReportingSegmentDetails" xlink:href="unh-20181231.xsd#GoodwillAndIntangibleAssetsChangesInCarryingAmountOfGoodwillByReportingSegmentDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/GoodwillAndIntangibleAssetsGrossCarryingValueAccumulatedAmortizationAndNetCarryingValueOfIntangibleAssetsDetails" xlink:href="unh-20181231.xsd#GoodwillAndIntangibleAssetsGrossCarryingValueAccumulatedAmortizationAndNetCarryingValueOfIntangibleAssetsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/GoodwillAndIntangibleAssetsNarrativeDetails" xlink:href="unh-20181231.xsd#GoodwillAndIntangibleAssetsNarrativeDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/GoodwillAndIntangibleAssetsNotes" xlink:href="unh-20181231.xsd#GoodwillAndIntangibleAssetsNotes" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/GoodwillAndIntangibleAssetsTables" xlink:href="unh-20181231.xsd#GoodwillAndIntangibleAssetsTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/GoodwillAndIntangibleAssetsWeightedAverageUsefulLivesAssignedToFiniteLivedIntangibleAssetsAcquiredInBusinessCombinationsDetails" xlink:href="unh-20181231.xsd#GoodwillAndIntangibleAssetsWeightedAverageUsefulLivesAssignedToFiniteLivedIntangibleAssetsAcquiredInBusinessCombinationsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/IncomeTaxReconciliationOfTaxProvisionAtUSFederalStatutoryRateDetails" xlink:href="unh-20181231.xsd#IncomeTaxReconciliationOfTaxProvisionAtUSFederalStatutoryRateDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/IncomeTaxReconciliationOfTaxProvisionAtUSFederalStatutoryRateDetailsCalc2" xlink:href="unh-20181231.xsd#IncomeTaxReconciliationOfTaxProvisionAtUSFederalStatutoryRateDetailsCalc2" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/IncomeTaxesComponentsOfDeferredTaxAssetsAndLiabilitiesDetails" xlink:href="unh-20181231.xsd#IncomeTaxesComponentsOfDeferredTaxAssetsAndLiabilitiesDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/IncomeTaxesNarrativeDetails" xlink:href="unh-20181231.xsd#IncomeTaxesNarrativeDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/IncomeTaxesNotes" xlink:href="unh-20181231.xsd#IncomeTaxesNotes" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/IncomeTaxesReconciliationOfBeginningAndEndingAmountOfUnrecognizedTaxBenefitsDetails" xlink:href="unh-20181231.xsd#IncomeTaxesReconciliationOfBeginningAndEndingAmountOfUnrecognizedTaxBenefitsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/IncomeTaxesReconciliationOfProvisionForIncomeTaxesDetails" xlink:href="unh-20181231.xsd#IncomeTaxesReconciliationOfProvisionForIncomeTaxesDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/IncomeTaxesTables" xlink:href="unh-20181231.xsd#IncomeTaxesTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/InvestmentsAmortizedCostAndFairValueOfAvailableForSaleDebtSecuritiesByContractualMaturityDetails" xlink:href="unh-20181231.xsd#InvestmentsAmortizedCostAndFairValueOfAvailableForSaleDebtSecuritiesByContractualMaturityDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/InvestmentsFairValueOfAvailableForSaleInvestmentsWithGrossUnrealizedLossesByInvestmentTypeAndLengthOfTimeThatIndividualSecuritiesHaveBeenInContinuousUnrealizedLossPositionDetails" xlink:href="unh-20181231.xsd#InvestmentsFairValueOfAvailableForSaleInvestmentsWithGrossUnrealizedLossesByInvestmentTypeAndLengthOfTimeThatIndividualSecuritiesHaveBeenInContinuousUnrealizedLossPositionDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/InvestmentsNarrativeDetails" xlink:href="unh-20181231.xsd#InvestmentsNarrativeDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/InvestmentsNotes" xlink:href="unh-20181231.xsd#InvestmentsNotes" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/InvestmentsShortTermAndLongTermInvestmentsDetails" xlink:href="unh-20181231.xsd#InvestmentsShortTermAndLongTermInvestmentsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/InvestmentsTables" xlink:href="unh-20181231.xsd#InvestmentsTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/MedicalCostsPayableIncurredAndPaidMedicalCostDevelopmentDetails" xlink:href="unh-20181231.xsd#MedicalCostsPayableIncurredAndPaidMedicalCostDevelopmentDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/MedicalCostsPayableNarrativeDetails" xlink:href="unh-20181231.xsd#MedicalCostsPayableNarrativeDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/MedicalCostsPayableNotes" xlink:href="unh-20181231.xsd#MedicalCostsPayableNotes" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/MedicalCostsPayableRollforwardDetails" xlink:href="unh-20181231.xsd#MedicalCostsPayableRollforwardDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/MedicalCostsPayableTables" xlink:href="unh-20181231.xsd#MedicalCostsPayableTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/PropertyPlantAndCapitalizedSoftwareNarrativeDetails" xlink:href="unh-20181231.xsd#PropertyPlantAndCapitalizedSoftwareNarrativeDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/PropertyPlantAndCapitalizedSoftwareNotes" xlink:href="unh-20181231.xsd#PropertyPlantAndCapitalizedSoftwareNotes" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/PropertyPlantAndCapitalizedSoftwarePropertyPlantAndEquipmentTableDetails" xlink:href="unh-20181231.xsd#PropertyPlantAndCapitalizedSoftwarePropertyPlantAndEquipmentTableDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/PropertyPlantAndCapitalizedSoftwareTables" xlink:href="unh-20181231.xsd#PropertyPlantAndCapitalizedSoftwareTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/QuarterlyFinancialDataUnauditedDetails" xlink:href="unh-20181231.xsd#QuarterlyFinancialDataUnauditedDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/QuarterlyFinancialDataUnauditedNotes" xlink:href="unh-20181231.xsd#QuarterlyFinancialDataUnauditedNotes" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/QuarterlyFinancialDataUnauditedTables" xlink:href="unh-20181231.xsd#QuarterlyFinancialDataUnauditedTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ScheduleIBalanceSheetDocumentDetails" xlink:href="unh-20181231.xsd#ScheduleIBalanceSheetDocumentDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ScheduleICondensedBalanceSheetsDetails" xlink:href="unh-20181231.xsd#ScheduleICondensedBalanceSheetsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ScheduleICondensedStatementOfComprehensiveIncomeDetails" xlink:href="unh-20181231.xsd#ScheduleICondensedStatementOfComprehensiveIncomeDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ScheduleIDetails" xlink:href="unh-20181231.xsd#ScheduleIDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ScheduleIMaturitiesOfCommercialPaperAndLongTermDebtDetails" xlink:href="unh-20181231.xsd#ScheduleIMaturitiesOfCommercialPaperAndLongTermDebtDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ScheduleINotes" xlink:href="unh-20181231.xsd#ScheduleINotes" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ScheduleIPolicies" xlink:href="unh-20181231.xsd#ScheduleIPolicies" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ScheduleIStatementOfCashFlowsDetails" xlink:href="unh-20181231.xsd#ScheduleIStatementOfCashFlowsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ScheduleITables" xlink:href="unh-20181231.xsd#ScheduleITables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/SegmentFinancialInformationDetails" xlink:href="unh-20181231.xsd#SegmentFinancialInformationDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/SegmentFinancialInformationNarrativeDetails" xlink:href="unh-20181231.xsd#SegmentFinancialInformationNarrativeDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/SegmentFinancialInformationNotes" xlink:href="unh-20181231.xsd#SegmentFinancialInformationNotes" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/SegmentFinancialInformationTables" xlink:href="unh-20181231.xsd#SegmentFinancialInformationTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ShareBasedCompensationNarrativeDetails" xlink:href="unh-20181231.xsd#ShareBasedCompensationNarrativeDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ShareBasedCompensationNotes" xlink:href="unh-20181231.xsd#ShareBasedCompensationNotes" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ShareBasedCompensationOtherShareBasedCompensationDataDetails" xlink:href="unh-20181231.xsd#ShareBasedCompensationOtherShareBasedCompensationDataDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ShareBasedCompensationRestrictedShareActivityDetails" xlink:href="unh-20181231.xsd#ShareBasedCompensationRestrictedShareActivityDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ShareBasedCompensationShareBasedCompensationPrincipalFairValueAssumptionsDetails" xlink:href="unh-20181231.xsd#ShareBasedCompensationShareBasedCompensationPrincipalFairValueAssumptionsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ShareBasedCompensationStockOptionAndSarActivityDetails" xlink:href="unh-20181231.xsd#ShareBasedCompensationStockOptionAndSarActivityDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ShareBasedCompensationTables" xlink:href="unh-20181231.xsd#ShareBasedCompensationTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ShareholdersEquityNarrativeDetails" xlink:href="unh-20181231.xsd#ShareholdersEquityNarrativeDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ShareholdersEquityNotes" xlink:href="unh-20181231.xsd#ShareholdersEquityNotes" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ShareholdersEquityShareRepurchasesDetails" xlink:href="unh-20181231.xsd#ShareholdersEquityShareRepurchasesDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.uhc.com/role/ShareholdersEquityTables" xlink:href="unh-20181231.xsd#ShareholdersEquityTables" xlink:type="simple"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/BasisOfPresentationUsesOfEstimatesAndSignificantAccountingPoliciesDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/BasisOfPresentationUsesOfEstimatesAndSignificantAccountingPoliciesNotes" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/BasisOfPresentationUsesOfEstimatesAndSignificantAccountingPoliciesPolicies" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/BasisOfPresentationUsesOfEstimatesAndSignificantAccountingPoliciesRedeemableNoncontrollingInterestsDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/BasisOfPresentationUsesOfEstimatesAndSignificantAccountingPoliciesTables" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/BasisOfPresentationUsesOfEstimatesAndSignificantAccountingPoliciesUsefulLivesForPropertyEquipmentAndCapitalizedSoftwareDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/CommercialPaperAndLongTermDebtDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/CommercialPaperAndLongTermDebtMaturitiesOfCommercialPaperAndLongTermDebtDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/CommercialPaperAndLongTermDebtNarrativeDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/CommercialPaperAndLongTermDebtNotes" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/CommercialPaperAndLongTermDebtTables" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/CommitmentsAndContingenciesFutureLeasePaymentsDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/CommitmentsAndContingenciesNarrativeDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/CommitmentsAndContingenciesNotes" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/CommitmentsAndContingenciesTables" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ConsolidatedBalanceSheetParenthetical" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ConsolidatedBalanceSheets" xlink:type="extended"> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_63817d40-f759-fa9c-45a5-8bbbb36ed5c9" xlink:type="locator"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_Liabilities" xlink:label="loc_us-gaap_Liabilities_066608da-f041-4af6-3da0-95354b640e11" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_63817d40-f759-fa9c-45a5-8bbbb36ed5c9" xlink:to="loc_us-gaap_Liabilities_066608da-f041-4af6-3da0-95354b640e11" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaap_LiabilitiesCurrent_2dcbbde2-9146-a0ba-7f6c-c71b481e0841" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_066608da-f041-4af6-3da0-95354b640e11" xlink:to="loc_us-gaap_LiabilitiesCurrent_2dcbbde2-9146-a0ba-7f6c-c71b481e0841" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense" xlink:label="loc_us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_0e9cc685-b5db-2672-c796-f60383eb4f21" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_2dcbbde2-9146-a0ba-7f6c-c71b481e0841" xlink:to="loc_us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_0e9cc685-b5db-2672-c796-f60383eb4f21" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_47ecca60-0dc8-25b2-6295-72031a21e0cb" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_2dcbbde2-9146-a0ba-7f6c-c71b481e0841" xlink:to="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_47ecca60-0dc8-25b2-6295-72031a21e0cb" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherLiabilitiesCurrent" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_4bcdb937-432e-7a7e-23c2-a441d7b89da5" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_2dcbbde2-9146-a0ba-7f6c-c71b481e0841" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_4bcdb937-432e-7a7e-23c2-a441d7b89da5" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="loc_us-gaap_LongTermDebtCurrent_0d8925ae-714a-26e4-aa69-2d9eac65a5c6" xlink:type="locator"/> |
| | <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_2dcbbde2-9146-a0ba-7f6c-c71b481e0841" xlink:to="loc_us-gaap_LongTermDebtCurrent_0d8925ae-714a-26e4-aa69-2d9eac65a5c6" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredRevenueCurrent" xlink:label="loc_us-gaap_DeferredRevenueCurrent_56ae2fbe-1d9b-2820-d3f0-88126fbd28ba" xlink:type="locator"/> |
| | <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_2dcbbde2-9146-a0ba-7f6c-c71b481e0841" xlink:to="loc_us-gaap_DeferredRevenueCurrent_56ae2fbe-1d9b-2820-d3f0-88126fbd28ba" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_fcfc6b17-bfc5-2ebc-3fc1-751aa446a572" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_066608da-f041-4af6-3da0-95354b640e11" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_fcfc6b17-bfc5-2ebc-3fc1-751aa446a572" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredTaxLiabilitiesNoncurrent" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesNoncurrent_6b1efbc2-e859-9fbd-c572-2f4147498390" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_066608da-f041-4af6-3da0-95354b640e11" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesNoncurrent_6b1efbc2-e859-9fbd-c572-2f4147498390" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_bba08e5f-78e8-6c25-01a4-6720051135cc" xlink:type="locator"/> |
| | <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_066608da-f041-4af6-3da0-95354b640e11" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_bba08e5f-78e8-6c25-01a4-6720051135cc" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount" xlink:label="loc_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_8c6cb868-c2c5-f73a-a7f6-65b98067e41e" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_63817d40-f759-fa9c-45a5-8bbbb36ed5c9" xlink:to="loc_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_8c6cb868-c2c5-f73a-a7f6-65b98067e41e" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_e0c0480e-e6f5-c4df-ce25-1ffa4a8c827a" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_63817d40-f759-fa9c-45a5-8bbbb36ed5c9" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_e0c0480e-e6f5-c4df-ce25-1ffa4a8c827a" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PreferredStockValue" xlink:label="loc_us-gaap_PreferredStockValue_ea289a9d-deba-2cde-21e4-3d0ae7a1f011" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_e0c0480e-e6f5-c4df-ce25-1ffa4a8c827a" xlink:to="loc_us-gaap_PreferredStockValue_ea289a9d-deba-2cde-21e4-3d0ae7a1f011" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CommonStockValue" xlink:label="loc_us-gaap_CommonStockValue_aefe3f0c-abe4-5b83-9a64-da77d8e253dd" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_e0c0480e-e6f5-c4df-ce25-1ffa4a8c827a" xlink:to="loc_us-gaap_CommonStockValue_aefe3f0c-abe4-5b83-9a64-da77d8e253dd" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AdditionalPaidInCapital" xlink:label="loc_us-gaap_AdditionalPaidInCapital_6dca832a-861c-478d-b1a0-396533beb40d" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_e0c0480e-e6f5-c4df-ce25-1ffa4a8c827a" xlink:to="loc_us-gaap_AdditionalPaidInCapital_6dca832a-861c-478d-b1a0-396533beb40d" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_a59bc5ae-63a0-c9bc-32f7-e2bd9f32bd26" xlink:type="locator"/> |
| | <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_e0c0480e-e6f5-c4df-ce25-1ffa4a8c827a" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_a59bc5ae-63a0-c9bc-32f7-e2bd9f32bd26" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_798442bf-12e1-d944-3fa1-8b797b67482e" xlink:type="locator"/> |
| | <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_e0c0480e-e6f5-c4df-ce25-1ffa4a8c827a" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_798442bf-12e1-d944-3fa1-8b797b67482e" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_MinorityInterest" xlink:label="loc_us-gaap_MinorityInterest_a9feabf5-0bf0-3efe-740e-f5e41a4b3194" xlink:type="locator"/> |
| | <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_e0c0480e-e6f5-c4df-ce25-1ffa4a8c827a" xlink:to="loc_us-gaap_MinorityInterest_a9feabf5-0bf0-3efe-740e-f5e41a4b3194" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_96dd7052-744e-d270-4e77-67944ec39152" xlink:type="locator"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaap_AssetsCurrent_d79dcc1c-93de-0ecd-2bd5-7c1f224c9b98" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_96dd7052-744e-d270-4e77-67944ec39152" xlink:to="loc_us-gaap_AssetsCurrent_d79dcc1c-93de-0ecd-2bd5-7c1f224c9b98" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_32f41ea9-05c6-e713-464b-586a571d1c1f" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_d79dcc1c-93de-0ecd-2bd5-7c1f224c9b98" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_32f41ea9-05c6-e713-464b-586a571d1c1f" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ShortTermInvestments" xlink:label="loc_us-gaap_ShortTermInvestments_4f46bf2c-e8aa-a88a-d064-0418c3eb39b0" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_d79dcc1c-93de-0ecd-2bd5-7c1f224c9b98" xlink:to="loc_us-gaap_ShortTermInvestments_4f46bf2c-e8aa-a88a-d064-0418c3eb39b0" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_928a1618-af56-709a-989c-a303706b8ca2" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_d79dcc1c-93de-0ecd-2bd5-7c1f224c9b98" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_928a1618-af56-709a-989c-a303706b8ca2" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherReceivablesNetCurrent" xlink:label="loc_us-gaap_OtherReceivablesNetCurrent_dbfa1e75-5ca7-c18e-328b-85edddaeec4f" xlink:type="locator"/> |
| | <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_d79dcc1c-93de-0ecd-2bd5-7c1f224c9b98" xlink:to="loc_us-gaap_OtherReceivablesNetCurrent_dbfa1e75-5ca7-c18e-328b-85edddaeec4f" xlink:type="arc"/> |
| | <link:loc xlink:href="unh-20181231.xsd#unh_AarpAssetsUnderManagement" xlink:label="loc_unh_AarpAssetsUnderManagement_aec54507-8347-dcc5-9e9a-14c44e370a25" xlink:type="locator"/> |
| | <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_d79dcc1c-93de-0ecd-2bd5-7c1f224c9b98" xlink:to="loc_unh_AarpAssetsUnderManagement_aec54507-8347-dcc5-9e9a-14c44e370a25" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_ce9014ac-0ac4-6ed2-b53f-a0edc046d6b4" xlink:type="locator"/> |
| | <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_d79dcc1c-93de-0ecd-2bd5-7c1f224c9b98" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_ce9014ac-0ac4-6ed2-b53f-a0edc046d6b4" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LongTermInvestments" xlink:label="loc_us-gaap_LongTermInvestments_82393af8-00cf-c878-caac-887e4fcb1248" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_96dd7052-744e-d270-4e77-67944ec39152" xlink:to="loc_us-gaap_LongTermInvestments_82393af8-00cf-c878-caac-887e4fcb1248" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_f37ad080-c77a-efc5-c936-389b16abc420" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_96dd7052-744e-d270-4e77-67944ec39152" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_f37ad080-c77a-efc5-c936-389b16abc420" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_831ad0b9-9dba-3997-20e6-e99a19aa28db" xlink:type="locator"/> |
| | <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_96dd7052-744e-d270-4e77-67944ec39152" xlink:to="loc_us-gaap_Goodwill_831ad0b9-9dba-3997-20e6-e99a19aa28db" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_af012273-e8ee-655c-daa2-86b96989d377" xlink:type="locator"/> |
| | <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_96dd7052-744e-d270-4e77-67944ec39152" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_af012273-e8ee-655c-daa2-86b96989d377" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_ddb0d184-2205-2a10-5b0e-faf2ccd717ae" xlink:type="locator"/> |
| | <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_96dd7052-744e-d270-4e77-67944ec39152" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_ddb0d184-2205-2a10-5b0e-faf2ccd717ae" xlink:type="arc"/> |
| | </link:calculationLink> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ConsolidatedStatementOfChangesInEquityParentheticals" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ConsolidatedStatementsOfCashFlows" xlink:type="extended"> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:label="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_ad8f5587-cd30-97dd-9cf0-81ed4f58516c" xlink:type="locator"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_1bd0bd4e-4a6f-b052-029c-0ecb0c520251" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_ad8f5587-cd30-97dd-9cf0-81ed4f58516c" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_1bd0bd4e-4a6f-b052-029c-0ecb0c520251" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_8aa68cfb-2df7-9a23-d1ed-4fe33385b4a2" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_1bd0bd4e-4a6f-b052-029c-0ecb0c520251" xlink:to="loc_us-gaap_ProfitLoss_8aa68cfb-2df7-9a23-d1ed-4fe33385b4a2" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DepreciationAndAmortization" xlink:label="loc_us-gaap_DepreciationAndAmortization_97b88949-d4fc-dff4-be7f-d39018557f4e" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_1bd0bd4e-4a6f-b052-029c-0ecb0c520251" xlink:to="loc_us-gaap_DepreciationAndAmortization_97b88949-d4fc-dff4-be7f-d39018557f4e" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_e8a9abf2-38d3-77d1-fb6b-693fef632294" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_1bd0bd4e-4a6f-b052-029c-0ecb0c520251" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_e8a9abf2-38d3-77d1-fb6b-693fef632294" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaap_ShareBasedCompensation_90cbc3ab-f555-6407-b3b4-b2bfa84c9f18" xlink:type="locator"/> |
| | <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_1bd0bd4e-4a6f-b052-029c-0ecb0c520251" xlink:to="loc_us-gaap_ShareBasedCompensation_90cbc3ab-f555-6407-b3b4-b2bfa84c9f18" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherNoncashIncomeExpense" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_29b0a481-c653-23c1-27cf-114dadcce1af" xlink:type="locator"/> |
| | <link:calculationArc order="5" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_1bd0bd4e-4a6f-b052-029c-0ecb0c520251" xlink:to="loc_us-gaap_OtherNoncashIncomeExpense_29b0a481-c653-23c1-27cf-114dadcce1af" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_5f96c19e-85fe-99f6-cec0-c2c9d7470ed4" xlink:type="locator"/> |
| | <link:calculationArc order="6" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_1bd0bd4e-4a6f-b052-029c-0ecb0c520251" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_5f96c19e-85fe-99f6-cec0-c2c9d7470ed4" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_d54a644c-3d3c-bcc1-da30-2f136651f90f" xlink:type="locator"/> |
| | <link:calculationArc order="7" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_1bd0bd4e-4a6f-b052-029c-0ecb0c520251" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_d54a644c-3d3c-bcc1-da30-2f136651f90f" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInHealthCareInsuranceLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInHealthCareInsuranceLiabilities_48f2f218-ffcd-aad8-e005-a171d21eac7a" xlink:type="locator"/> |
| | <link:calculationArc order="8" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_1bd0bd4e-4a6f-b052-029c-0ecb0c520251" xlink:to="loc_us-gaap_IncreaseDecreaseInHealthCareInsuranceLiabilities_48f2f218-ffcd-aad8-e005-a171d21eac7a" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_91c354d1-d18f-051e-80cb-f13c01058b9d" xlink:type="locator"/> |
| | <link:calculationArc order="9" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_1bd0bd4e-4a6f-b052-029c-0ecb0c520251" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_91c354d1-d18f-051e-80cb-f13c01058b9d" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInDeferredRevenue" xlink:label="loc_us-gaap_IncreaseDecreaseInDeferredRevenue_f37803fe-8fc6-3fc4-e497-674e18f03ea5" xlink:type="locator"/> |
| | <link:calculationArc order="10" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_1bd0bd4e-4a6f-b052-029c-0ecb0c520251" xlink:to="loc_us-gaap_IncreaseDecreaseInDeferredRevenue_f37803fe-8fc6-3fc4-e497-674e18f03ea5" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_28655e34-499f-b7bf-c54f-5de0990d0c65" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_ad8f5587-cd30-97dd-9cf0-81ed4f58516c" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_28655e34-499f-b7bf-c54f-5de0990d0c65" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsToAcquireInvestments" xlink:label="loc_us-gaap_PaymentsToAcquireInvestments_94ef4f28-36c0-ebcc-c252-3b37968b424e" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_28655e34-499f-b7bf-c54f-5de0990d0c65" xlink:to="loc_us-gaap_PaymentsToAcquireInvestments_94ef4f28-36c0-ebcc-c252-3b37968b424e" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities" xlink:label="loc_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities_ab8c8ebe-46ac-38b1-a665-49638d537667" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_28655e34-499f-b7bf-c54f-5de0990d0c65" xlink:to="loc_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities_ab8c8ebe-46ac-38b1-a665-49638d537667" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:label="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_b2d1473c-d06a-7053-5039-5cb1510f932e" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_28655e34-499f-b7bf-c54f-5de0990d0c65" xlink:to="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_b2d1473c-d06a-7053-5039-5cb1510f932e" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_80abba07-181c-6ed2-349d-9d7dfc078eab" xlink:type="locator"/> |
| | <link:calculationArc order="4" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_28655e34-499f-b7bf-c54f-5de0990d0c65" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_80abba07-181c-6ed2-349d-9d7dfc078eab" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_6d89f221-3ede-36b2-fcad-4a4ce1606f6a" xlink:type="locator"/> |
| | <link:calculationArc order="5" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_28655e34-499f-b7bf-c54f-5de0990d0c65" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_6d89f221-3ede-36b2-fcad-4a4ce1606f6a" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_54e087e7-dea1-4188-710c-f95dcb130e6e" xlink:type="locator"/> |
| | <link:calculationArc order="6" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_28655e34-499f-b7bf-c54f-5de0990d0c65" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_54e087e7-dea1-4188-710c-f95dcb130e6e" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d8917e24-06dd-060d-a290-e426c7895e54" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_ad8f5587-cd30-97dd-9cf0-81ed4f58516c" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d8917e24-06dd-060d-a290-e426c7895e54" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_d4a92697-d008-996b-823a-bd9a56a04b3a" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d8917e24-06dd-060d-a290-e426c7895e54" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_d4a92697-d008-996b-823a-bd9a56a04b3a" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock" xlink:label="loc_us-gaap_PaymentsOfDividendsCommonStock_15de0c29-7f29-fc68-dcff-36f8e7ff06d8" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d8917e24-06dd-060d-a290-e426c7895e54" xlink:to="loc_us-gaap_PaymentsOfDividendsCommonStock_15de0c29-7f29-fc68-dcff-36f8e7ff06d8" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_6ec8bc8e-bcd9-36ad-d8ae-2c2fa1dfd920" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d8917e24-06dd-060d-a290-e426c7895e54" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_6ec8bc8e-bcd9-36ad-d8ae-2c2fa1dfd920" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_cfa1e746-5920-c3b5-33ed-a7dee018f26c" xlink:type="locator"/> |
| | <link:calculationArc order="4" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d8917e24-06dd-060d-a290-e426c7895e54" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_cfa1e746-5920-c3b5-33ed-a7dee018f26c" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfCommercialPaper" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfCommercialPaper_3c48a9b6-eef5-9736-6f3e-28caa9cd34c8" xlink:type="locator"/> |
| | <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d8917e24-06dd-060d-a290-e426c7895e54" xlink:to="loc_us-gaap_ProceedsFromRepaymentsOfCommercialPaper_3c48a9b6-eef5-9736-6f3e-28caa9cd34c8" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_60ab1096-bf53-5d61-76bd-431fe857fc03" xlink:type="locator"/> |
| | <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d8917e24-06dd-060d-a290-e426c7895e54" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_60ab1096-bf53-5d61-76bd-431fe857fc03" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInCustomerDeposits" xlink:label="loc_us-gaap_IncreaseDecreaseInCustomerDeposits_7d001596-4a6b-41fc-3881-4374d685dc77" xlink:type="locator"/> |
| | <link:calculationArc order="7" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d8917e24-06dd-060d-a290-e426c7895e54" xlink:to="loc_us-gaap_IncreaseDecreaseInCustomerDeposits_7d001596-4a6b-41fc-3881-4374d685dc77" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities" xlink:label="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_38e7f3e2-9d1a-8772-e4aa-fb2cb7d8adc0" xlink:type="locator"/> |
| | <link:calculationArc order="8" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d8917e24-06dd-060d-a290-e426c7895e54" xlink:to="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_38e7f3e2-9d1a-8772-e4aa-fb2cb7d8adc0" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_e0089888-8677-d95e-95e6-00fe630f2dcb" xlink:type="locator"/> |
| | <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_ad8f5587-cd30-97dd-9cf0-81ed4f58516c" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_e0089888-8677-d95e-95e6-00fe630f2dcb" xlink:type="arc"/> |
| | </link:calculationLink> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ConsolidatedStatementsOfChangesInEquity" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ConsolidatedStatementsOfComprehensiveIncome" xlink:type="extended"> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_cf605d39-9067-2f07-a6b5-7dfa6481009e" xlink:type="locator"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_0e67d263-6e0f-cbd4-f553-6c8cebeb68d8" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_cf605d39-9067-2f07-a6b5-7dfa6481009e" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_0e67d263-6e0f-cbd4-f553-6c8cebeb68d8" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_8aa68cfb-2df7-9a23-d1ed-4fe33385b4a2" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_0e67d263-6e0f-cbd4-f553-6c8cebeb68d8" xlink:to="loc_us-gaap_ProfitLoss_8aa68cfb-2df7-9a23-d1ed-4fe33385b4a2" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_e68ce304-18e4-96c0-3260-363a872863db" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_0e67d263-6e0f-cbd4-f553-6c8cebeb68d8" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_e68ce304-18e4-96c0-3260-363a872863db" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_5018ac42-f22a-8f01-2030-b43a520a4ea1" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_e68ce304-18e4-96c0-3260-363a872863db" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_5018ac42-f22a-8f01-2030-b43a520a4ea1" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_38e7043a-91a1-7307-7d5a-7edbcdf6d346" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_5018ac42-f22a-8f01-2030-b43a520a4ea1" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_38e7043a-91a1-7307-7d5a-7edbcdf6d346" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_6b32c7c9-8957-d483-4b4c-707c49fdf64f" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_5018ac42-f22a-8f01-2030-b43a520a4ea1" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_6b32c7c9-8957-d483-4b4c-707c49fdf64f" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_7a8c75f6-aa6c-53a5-d989-5565dbb744c9" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_e68ce304-18e4-96c0-3260-363a872863db" xlink:to="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_7a8c75f6-aa6c-53a5-d989-5565dbb744c9" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_6df44786-4260-4fa4-e123-591abd5e882d" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_e68ce304-18e4-96c0-3260-363a872863db" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_6df44786-4260-4fa4-e123-591abd5e882d" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_426e7037-e52e-6d57-8593-8389365a6ce7" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_6df44786-4260-4fa4-e123-591abd5e882d" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_426e7037-e52e-6d57-8593-8389365a6ce7" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_ab8c2fc6-1521-82fd-e60d-3dd83346ddee" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_6df44786-4260-4fa4-e123-591abd5e882d" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_ab8c2fc6-1521-82fd-e60d-3dd83346ddee" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_ff106bf5-082b-8f58-cc36-c7f91866b7d3" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_cf605d39-9067-2f07-a6b5-7dfa6481009e" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_ff106bf5-082b-8f58-cc36-c7f91866b7d3" xlink:type="arc"/> |
| | </link:calculationLink> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ConsolidatedStatementsOfOperations" xlink:type="extended"> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_a10eea14-f4db-3125-d183-77bb54500e95" xlink:type="locator"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_8aa68cfb-2df7-9a23-d1ed-4fe33385b4a2" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_a10eea14-f4db-3125-d183-77bb54500e95" xlink:to="loc_us-gaap_ProfitLoss_8aa68cfb-2df7-9a23-d1ed-4fe33385b4a2" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_19dfad62-5a43-dcc4-04a8-012732c1ed97" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_8aa68cfb-2df7-9a23-d1ed-4fe33385b4a2" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_19dfad62-5a43-dcc4-04a8-012732c1ed97" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_5c890570-5904-7978-36d8-35b96dcf45ab" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_19dfad62-5a43-dcc4-04a8-012732c1ed97" xlink:to="loc_us-gaap_OperatingIncomeLoss_5c890570-5904-7978-36d8-35b96dcf45ab" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_Revenues" xlink:label="loc_us-gaap_Revenues_435f940b-a471-4122-5132-a245458f6913" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_5c890570-5904-7978-36d8-35b96dcf45ab" xlink:to="loc_us-gaap_Revenues_435f940b-a471-4122-5132-a245458f6913" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PremiumsEarnedNet" xlink:label="loc_us-gaap_PremiumsEarnedNet_2443e898-efcc-6a58-8d5f-3a8e06da999a" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_435f940b-a471-4122-5132-a245458f6913" xlink:to="loc_us-gaap_PremiumsEarnedNet_2443e898-efcc-6a58-8d5f-3a8e06da999a" xlink:type="arc"/> |
| | <link:loc xlink:href="unh-20181231.xsd#unh_SalesRevenuesServicesNet" xlink:label="loc_unh_SalesRevenuesServicesNet_86DB743352884A8A8D6BB3B907056587" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_435f940b-a471-4122-5132-a245458f6913" xlink:to="loc_unh_SalesRevenuesServicesNet_86DB743352884A8A8D6BB3B907056587" xlink:type="arc"/> |
| | <link:loc xlink:href="unh-20181231.xsd#unh_SalesRevenueProductsNet" xlink:label="loc_unh_SalesRevenueProductsNet_0F69FF5795CF15C14298B3B7C4C57889" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_435f940b-a471-4122-5132-a245458f6913" xlink:to="loc_unh_SalesRevenueProductsNet_0F69FF5795CF15C14298B3B7C4C57889" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_InvestmentIncomeInterestAndDividend" xlink:label="loc_us-gaap_InvestmentIncomeInterestAndDividend_7267cf96-41e4-1138-f484-44ab662a687e" xlink:type="locator"/> |
| | <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_435f940b-a471-4122-5132-a245458f6913" xlink:to="loc_us-gaap_InvestmentIncomeInterestAndDividend_7267cf96-41e4-1138-f484-44ab662a687e" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_1a6b2cea-d4fd-9c6d-bb63-3b1af3dfa408" xlink:type="locator"/> |
| | <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_435f940b-a471-4122-5132-a245458f6913" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_1a6b2cea-d4fd-9c6d-bb63-3b1af3dfa408" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CostsAndExpenses" xlink:label="loc_us-gaap_CostsAndExpenses_8823ccfd-55af-348e-39a2-91433072d2c9" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_5c890570-5904-7978-36d8-35b96dcf45ab" xlink:to="loc_us-gaap_CostsAndExpenses_8823ccfd-55af-348e-39a2-91433072d2c9" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PolicyholderBenefitsAndClaimsIncurredHealthCare" xlink:label="loc_us-gaap_PolicyholderBenefitsAndClaimsIncurredHealthCare_a9727010-a51b-5847-4121-529b477dfc08" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_8823ccfd-55af-348e-39a2-91433072d2c9" xlink:to="loc_us-gaap_PolicyholderBenefitsAndClaimsIncurredHealthCare_a9727010-a51b-5847-4121-529b477dfc08" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_693c47dd-e6fa-9c85-6a65-7baa26f76b5e" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_8823ccfd-55af-348e-39a2-91433072d2c9" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_693c47dd-e6fa-9c85-6a65-7baa26f76b5e" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CostOfGoodsAndServicesSold" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_1c65a201-fd8e-32d7-dad9-c6d1d5719594" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_8823ccfd-55af-348e-39a2-91433072d2c9" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_1c65a201-fd8e-32d7-dad9-c6d1d5719594" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DepreciationAndAmortization" xlink:label="loc_us-gaap_DepreciationAndAmortization_97b88949-d4fc-dff4-be7f-d39018557f4e" xlink:type="locator"/> |
| | <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_8823ccfd-55af-348e-39a2-91433072d2c9" xlink:to="loc_us-gaap_DepreciationAndAmortization_97b88949-d4fc-dff4-be7f-d39018557f4e" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_InterestExpense" xlink:label="loc_us-gaap_InterestExpense_a56b34b7-57ab-a07c-7f03-8366849a14f0" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_19dfad62-5a43-dcc4-04a8-012732c1ed97" xlink:to="loc_us-gaap_InterestExpense_a56b34b7-57ab-a07c-7f03-8366849a14f0" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_97bbae57-7f84-4da9-acab-610e56204929" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_8aa68cfb-2df7-9a23-d1ed-4fe33385b4a2" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_97bbae57-7f84-4da9-acab-610e56204929" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_f5ae002e-8316-7bc0-1b41-6cd171b53db3" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_a10eea14-f4db-3125-d183-77bb54500e95" xlink:to="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_f5ae002e-8316-7bc0-1b41-6cd171b53db3" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_21ce4f2f-397c-6c02-8635-7c94146a06a0" xlink:type="locator"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_2dd9a981-e559-d141-f1c2-4db79f71a7ef" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_21ce4f2f-397c-6c02-8635-7c94146a06a0" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_2dd9a981-e559-d141-f1c2-4db79f71a7ef" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_d342f32b-4cc6-0bef-3743-616005090121" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_21ce4f2f-397c-6c02-8635-7c94146a06a0" xlink:to="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_d342f32b-4cc6-0bef-3743-616005090121" xlink:type="arc"/> |
| | </link:calculationLink> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ConsolidatedStatementsOfOperationsCalc2" xlink:type="extended"> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_Revenues" xlink:label="loc_us-gaap_Revenues_F868A9F75BF909F2F3E59E97B0425B87_435f940b-a471-4122-5132-a245458f6913" xlink:type="locator"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PremiumsEarnedNet" xlink:label="loc_us-gaap_PremiumsEarnedNet_F868A9F75BF909F2F3E59E97B0425B87_2443e898-efcc-6a58-8d5f-3a8e06da999a" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_F868A9F75BF909F2F3E59E97B0425B87_435f940b-a471-4122-5132-a245458f6913" xlink:to="loc_us-gaap_PremiumsEarnedNet_F868A9F75BF909F2F3E59E97B0425B87_2443e898-efcc-6a58-8d5f-3a8e06da999a" xlink:type="arc"/> |
| | <link:loc xlink:href="unh-20181231.xsd#unh_SalesRevenueProductsNet" xlink:label="loc_unh_SalesRevenueProductsNet_F868A9F75BF909F2F3E59E97B0425B87_0F69FF5795CF15C14298B3B7C4C57889" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_F868A9F75BF909F2F3E59E97B0425B87_435f940b-a471-4122-5132-a245458f6913" xlink:to="loc_unh_SalesRevenueProductsNet_F868A9F75BF909F2F3E59E97B0425B87_0F69FF5795CF15C14298B3B7C4C57889" xlink:type="arc"/> |
| | <link:loc xlink:href="unh-20181231.xsd#unh_SalesRevenuesServicesNet" xlink:label="loc_unh_SalesRevenuesServicesNet_F868A9F75BF909F2F3E59E97B0425B87_86DB743352884A8A8D6BB3B907056587" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_F868A9F75BF909F2F3E59E97B0425B87_435f940b-a471-4122-5132-a245458f6913" xlink:to="loc_unh_SalesRevenuesServicesNet_F868A9F75BF909F2F3E59E97B0425B87_86DB743352884A8A8D6BB3B907056587" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_InvestmentIncomeInterestAndDividend" xlink:label="loc_us-gaap_InvestmentIncomeInterestAndDividend_F868A9F75BF909F2F3E59E97B0425B87_7267cf96-41e4-1138-f484-44ab662a687e" xlink:type="locator"/> |
| | <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_F868A9F75BF909F2F3E59E97B0425B87_435f940b-a471-4122-5132-a245458f6913" xlink:to="loc_us-gaap_InvestmentIncomeInterestAndDividend_F868A9F75BF909F2F3E59E97B0425B87_7267cf96-41e4-1138-f484-44ab662a687e" xlink:type="arc"/> |
| | </link:calculationLink> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/DescriptionOfBusinessNotes" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/DocumentAndEntityInformationDocument" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/FairValueFairValuePolicies" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/FairValueFinancialAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/FairValueFinancialAssetsAndLiabilitiesNotMeasuredAtFairValueOnRecurringBasisDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/FairValueNarrativeDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/FairValueNotes" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/FairValueTables" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/GoodwillAndIntangibleAssetsAmortizationExpenseRelatingToIntangibleAssetsDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/GoodwillAndIntangibleAssetsChangesInCarryingAmountOfGoodwillByReportingSegmentDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/GoodwillAndIntangibleAssetsGrossCarryingValueAccumulatedAmortizationAndNetCarryingValueOfIntangibleAssetsDetails" xlink:type="extended"> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_af012273-e8ee-655c-daa2-86b96989d377" xlink:type="locator"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IntangibleAssetsGrossExcludingGoodwill" xlink:label="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_e52879aa-5fc1-863a-9bc7-07b154238ef5" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_af012273-e8ee-655c-daa2-86b96989d377" xlink:to="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_e52879aa-5fc1-863a-9bc7-07b154238ef5" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_c9279b6a-f262-f140-7696-5ec40778343f" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_af012273-e8ee-655c-daa2-86b96989d377" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_c9279b6a-f262-f140-7696-5ec40778343f" xlink:type="arc"/> |
| | </link:calculationLink> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/GoodwillAndIntangibleAssetsNarrativeDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/GoodwillAndIntangibleAssetsNotes" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/GoodwillAndIntangibleAssetsTables" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/GoodwillAndIntangibleAssetsWeightedAverageUsefulLivesAssignedToFiniteLivedIntangibleAssetsAcquiredInBusinessCombinationsDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/IncomeTaxReconciliationOfTaxProvisionAtUSFederalStatutoryRateDetails" xlink:type="extended"> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_f1b8c80c-fe31-3624-3b0a-70273297561e" xlink:type="locator"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_51d18bf0-0823-2940-9470-e9bbca486da6" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_f1b8c80c-fe31-3624-3b0a-70273297561e" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_51d18bf0-0823-2940-9470-e9bbca486da6" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate_7ffe16d1-cedd-985f-c95d-65ae6fa8d756" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_f1b8c80c-fe31-3624-3b0a-70273297561e" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate_7ffe16d1-cedd-985f-c95d-65ae6fa8d756" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_d23dd313-f50b-59fa-fd80-0dbe24277535" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_f1b8c80c-fe31-3624-3b0a-70273297561e" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_d23dd313-f50b-59fa-fd80-0dbe24277535" xlink:type="arc"/> |
| | <link:loc xlink:href="unh-20181231.xsd#unh_EffectiveIncomeTaxRateReconciliationShareBasedAwardsExcessTaxBenefitPercent" xlink:label="loc_unh_EffectiveIncomeTaxRateReconciliationShareBasedAwardsExcessTaxBenefitPercent_b62b0887-93d7-24be-ff27-d50e81523fc6" xlink:type="locator"/> |
| | <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_f1b8c80c-fe31-3624-3b0a-70273297561e" xlink:to="loc_unh_EffectiveIncomeTaxRateReconciliationShareBasedAwardsExcessTaxBenefitPercent_b62b0887-93d7-24be-ff27-d50e81523fc6" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense_481cad45-a7f9-b179-4730-79d0ba87d4ce" xlink:type="locator"/> |
| | <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_f1b8c80c-fe31-3624-3b0a-70273297561e" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense_481cad45-a7f9-b179-4730-79d0ba87d4ce" xlink:type="arc"/> |
| | <link:loc xlink:href="unh-20181231.xsd#unh_EffectiveIncomeTaxRateReconciliationNonrefundableHealthInsuranceIndustryTaxExpensePercent" xlink:label="loc_unh_EffectiveIncomeTaxRateReconciliationNonrefundableHealthInsuranceIndustryTaxExpensePercent_ee5a68e0-2331-71a4-7104-d50e82259f3c" xlink:type="locator"/> |
| | <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_f1b8c80c-fe31-3624-3b0a-70273297561e" xlink:to="loc_unh_EffectiveIncomeTaxRateReconciliationNonrefundableHealthInsuranceIndustryTaxExpensePercent_ee5a68e0-2331-71a4-7104-d50e82259f3c" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential_2159a283-2879-8644-198d-34cde06e5374" xlink:type="locator"/> |
| | <link:calculationArc order="7" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_f1b8c80c-fe31-3624-3b0a-70273297561e" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential_2159a283-2879-8644-198d-34cde06e5374" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_00f37689-1982-1c68-c80b-43003f810247" xlink:type="locator"/> |
| | <link:calculationArc order="8" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_f1b8c80c-fe31-3624-3b0a-70273297561e" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_00f37689-1982-1c68-c80b-43003f810247" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_97bbae57-7f84-4da9-acab-610e56204929" xlink:type="locator"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" xlink:label="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_46fd3e47-b379-3d5b-dad7-1fdc5e88b67f" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_97bbae57-7f84-4da9-acab-610e56204929" xlink:to="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_46fd3e47-b379-3d5b-dad7-1fdc5e88b67f" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes" xlink:label="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_147896db-b2dd-402f-9f5b-8c57c745a45a" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_97bbae57-7f84-4da9-acab-610e56204929" xlink:to="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_147896db-b2dd-402f-9f5b-8c57c745a45a" xlink:type="arc"/> |
| | <link:loc xlink:href="unh-20181231.xsd#unh_EffectiveIncomeTaxRateReconciliationShareBasedAwardsExcessTaxBenefitAmount" xlink:label="loc_unh_EffectiveIncomeTaxRateReconciliationShareBasedAwardsExcessTaxBenefitAmount_12699cc8-9482-c75e-bc90-d50e8220822d" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_97bbae57-7f84-4da9-acab-610e56204929" xlink:to="loc_unh_EffectiveIncomeTaxRateReconciliationShareBasedAwardsExcessTaxBenefitAmount_12699cc8-9482-c75e-bc90-d50e8220822d" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpense" xlink:label="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpense_dccbbcdf-3af2-54ab-0e51-b4372916415d" xlink:type="locator"/> |
| | <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_97bbae57-7f84-4da9-acab-610e56204929" xlink:to="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpense_dccbbcdf-3af2-54ab-0e51-b4372916415d" xlink:type="arc"/> |
| | <link:loc xlink:href="unh-20181231.xsd#unh_EffectiveIncomeTaxRateReconciliationNonrefundableHealthInsuranceIndustryTaxExpenseAmount" xlink:label="loc_unh_EffectiveIncomeTaxRateReconciliationNonrefundableHealthInsuranceIndustryTaxExpenseAmount_841651cd-91e8-016a-ff30-d50e81c678f9" xlink:type="locator"/> |
| | <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_97bbae57-7f84-4da9-acab-610e56204929" xlink:to="loc_unh_EffectiveIncomeTaxRateReconciliationNonrefundableHealthInsuranceIndustryTaxExpenseAmount_841651cd-91e8-016a-ff30-d50e81c678f9" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeTaxReconciliationOtherAdjustments" xlink:label="loc_us-gaap_IncomeTaxReconciliationOtherAdjustments_7c88fa1f-0edb-d24c-9b87-0646da5010cf" xlink:type="locator"/> |
| | <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_97bbae57-7f84-4da9-acab-610e56204929" xlink:to="loc_us-gaap_IncomeTaxReconciliationOtherAdjustments_7c88fa1f-0edb-d24c-9b87-0646da5010cf" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential" xlink:label="loc_us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_e9804aa2-0190-55cd-01a9-85d659cee6b2" xlink:type="locator"/> |
| | <link:calculationArc order="7" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_97bbae57-7f84-4da9-acab-610e56204929" xlink:to="loc_us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_e9804aa2-0190-55cd-01a9-85d659cee6b2" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeTaxReconciliationChangeInEnactedTaxRate" xlink:label="loc_us-gaap_IncomeTaxReconciliationChangeInEnactedTaxRate_b8a6f67f-d570-db88-37fa-3568c826ebc5" xlink:type="locator"/> |
| | <link:calculationArc order="8" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_97bbae57-7f84-4da9-acab-610e56204929" xlink:to="loc_us-gaap_IncomeTaxReconciliationChangeInEnactedTaxRate_b8a6f67f-d570-db88-37fa-3568c826ebc5" xlink:type="arc"/> |
| | </link:calculationLink> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/IncomeTaxReconciliationOfTaxProvisionAtUSFederalStatutoryRateDetailsCalc2" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/IncomeTaxesComponentsOfDeferredTaxAssetsAndLiabilitiesDetails" xlink:type="extended"> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredTaxLiabilities" xlink:label="loc_us-gaap_DeferredTaxLiabilities_cee36967-7b64-56b0-03ea-66fbd4d14899" xlink:type="locator"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNet" xlink:label="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_c003e837-c7c9-cd10-ae74-916131fdc333" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxLiabilities_cee36967-7b64-56b0-03ea-66fbd4d14899" xlink:to="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_c003e837-c7c9-cd10-ae74-916131fdc333" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredTaxAssetsGross" xlink:label="loc_us-gaap_DeferredTaxAssetsGross_d91ede05-f13f-9c89-cfbf-3dfb1dd1a1a6" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_c003e837-c7c9-cd10-ae74-916131fdc333" xlink:to="loc_us-gaap_DeferredTaxAssetsGross_d91ede05-f13f-9c89-cfbf-3dfb1dd1a1a6" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReturnsAndAllowances" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReturnsAndAllowances_71b27f8f-bab3-9469-939c-29c03ecc4723" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_d91ede05-f13f-9c89-cfbf-3dfb1dd1a1a6" xlink:to="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReturnsAndAllowances_71b27f8f-bab3-9469-939c-29c03ecc4723" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic" xlink:label="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic_dd649c25-f9b5-12c4-fe90-ee7c9cba6a1f" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_d91ede05-f13f-9c89-cfbf-3dfb1dd1a1a6" xlink:to="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic_dd649c25-f9b5-12c4-fe90-ee7c9cba6a1f" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_187bb760-9cde-c4af-d9e1-306e7a6330eb" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_d91ede05-f13f-9c89-cfbf-3dfb1dd1a1a6" xlink:to="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_187bb760-9cde-c4af-d9e1-306e7a6330eb" xlink:type="arc"/> |
| | <link:loc xlink:href="unh-20181231.xsd#unh_DeferredTaxAssetsDeferredTaxExpenseLongtermliabilities" xlink:label="loc_unh_DeferredTaxAssetsDeferredTaxExpenseLongtermliabilities_a8664e93-d63a-670b-6cef-d50e81a3a151" xlink:type="locator"/> |
| | <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_d91ede05-f13f-9c89-cfbf-3dfb1dd1a1a6" xlink:to="loc_unh_DeferredTaxAssetsDeferredTaxExpenseLongtermliabilities_a8664e93-d63a-670b-6cef-d50e81a3a151" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsForeign" xlink:label="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsForeign_4b11660d-aa03-e72b-b3a5-729db9810471" xlink:type="locator"/> |
| | <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_d91ede05-f13f-9c89-cfbf-3dfb1dd1a1a6" xlink:to="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsForeign_4b11660d-aa03-e72b-b3a5-729db9810471" xlink:type="arc"/> |
| | <link:loc xlink:href="unh-20181231.xsd#unh_DeferredTaxAssetOtherDomestic" xlink:label="loc_unh_DeferredTaxAssetOtherDomestic_44586f17-cde0-c36f-7742-d50e802e5df3" xlink:type="locator"/> |
| | <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_d91ede05-f13f-9c89-cfbf-3dfb1dd1a1a6" xlink:to="loc_unh_DeferredTaxAssetOtherDomestic_44586f17-cde0-c36f-7742-d50e802e5df3" xlink:type="arc"/> |
| | <link:loc xlink:href="unh-20181231.xsd#unh_DeferredTaxAssetOtherForeign" xlink:label="loc_unh_DeferredTaxAssetOtherForeign_16e47bad-1911-a0ca-8639-d50e80aa7def" xlink:type="locator"/> |
| | <link:calculationArc order="7" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_d91ede05-f13f-9c89-cfbf-3dfb1dd1a1a6" xlink:to="loc_unh_DeferredTaxAssetOtherForeign_16e47bad-1911-a0ca-8639-d50e80aa7def" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredTaxAssetsValuationAllowance" xlink:label="loc_us-gaap_DeferredTaxAssetsValuationAllowance_d9af76c3-a64a-3b37-1d7d-4e9be8c70af6" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_c003e837-c7c9-cd10-ae74-916131fdc333" xlink:to="loc_us-gaap_DeferredTaxAssetsValuationAllowance_d9af76c3-a64a-3b37-1d7d-4e9be8c70af6" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilities" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilities_5ca8e732-540c-5527-8ee3-c835dafc5838" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxLiabilities_cee36967-7b64-56b0-03ea-66fbd4d14899" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilities_5ca8e732-540c-5527-8ee3-c835dafc5838" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredTaxLiabilitiesOtherFiniteLivedAssets" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesOtherFiniteLivedAssets_c3b24051-a826-dee8-5050-ff84344fc2b9" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_5ca8e732-540c-5527-8ee3-c835dafc5838" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesOtherFiniteLivedAssets_c3b24051-a826-dee8-5050-ff84344fc2b9" xlink:type="arc"/> |
| | <link:loc xlink:href="unh-20181231.xsd#unh_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsForeign" xlink:label="loc_unh_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsForeign_6ebfc1a7-722f-adc8-7024-d50e809b1b01" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_5ca8e732-540c-5527-8ee3-c835dafc5838" xlink:to="loc_unh_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsForeign_6ebfc1a7-722f-adc8-7024-d50e809b1b01" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredTaxLiabilitiesDeferredExpenseCapitalizedSoftware" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesDeferredExpenseCapitalizedSoftware_cfabe00b-ac1f-1c88-b6c5-0f80e5e6def8" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_5ca8e732-540c-5527-8ee3-c835dafc5838" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesDeferredExpenseCapitalizedSoftware_cfabe00b-ac1f-1c88-b6c5-0f80e5e6def8" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_4ed01819-014a-ce74-957e-ddc9b0c1d62e" xlink:type="locator"/> |
| | <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_5ca8e732-540c-5527-8ee3-c835dafc5838" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_4ed01819-014a-ce74-957e-ddc9b0c1d62e" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredTaxLiabilitiesPrepaidExpenses" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesPrepaidExpenses_bf91fc79-ffa7-5391-a432-8fad97ca53a5" xlink:type="locator"/> |
| | <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_5ca8e732-540c-5527-8ee3-c835dafc5838" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesPrepaidExpenses_bf91fc79-ffa7-5391-a432-8fad97ca53a5" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredTaxLiabilitiesOther" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesOther_3e7fd080-3ec6-50fa-98f3-b61bc68dbdcf" xlink:type="locator"/> |
| | <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_5ca8e732-540c-5527-8ee3-c835dafc5838" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesOther_3e7fd080-3ec6-50fa-98f3-b61bc68dbdcf" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates_e556a1a0-2874-89d2-65de-b752e2812eb4" xlink:type="locator"/> |
| | <link:calculationArc order="7" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_5ca8e732-540c-5527-8ee3-c835dafc5838" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates_e556a1a0-2874-89d2-65de-b752e2812eb4" xlink:type="arc"/> |
| | </link:calculationLink> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/IncomeTaxesNarrativeDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/IncomeTaxesNotes" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/IncomeTaxesReconciliationOfBeginningAndEndingAmountOfUnrecognizedTaxBenefitsDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/IncomeTaxesReconciliationOfProvisionForIncomeTaxesDetails" xlink:type="extended"> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_97bbae57-7f84-4da9-acab-610e56204929" xlink:type="locator"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_816edbc5-9d4b-113c-7ce2-6c08dd555314" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_97bbae57-7f84-4da9-acab-610e56204929" xlink:to="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_816edbc5-9d4b-113c-7ce2-6c08dd555314" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations" xlink:label="loc_us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations_d5a8f60f-f2fd-24db-0c88-3cb13df436cd" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_816edbc5-9d4b-113c-7ce2-6c08dd555314" xlink:to="loc_us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations_d5a8f60f-f2fd-24db-0c88-3cb13df436cd" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xlink:label="loc_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_4d365c95-da3d-c3cb-6f6b-7945d285af9f" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_816edbc5-9d4b-113c-7ce2-6c08dd555314" xlink:to="loc_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_4d365c95-da3d-c3cb-6f6b-7945d285af9f" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CurrentForeignTaxExpenseBenefit" xlink:label="loc_us-gaap_CurrentForeignTaxExpenseBenefit_bbb5a6cc-fe5e-18f1-e9f0-76884d58b714" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_816edbc5-9d4b-113c-7ce2-6c08dd555314" xlink:to="loc_us-gaap_CurrentForeignTaxExpenseBenefit_bbb5a6cc-fe5e-18f1-e9f0-76884d58b714" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_e8a9abf2-38d3-77d1-fb6b-693fef632294" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_97bbae57-7f84-4da9-acab-610e56204929" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_e8a9abf2-38d3-77d1-fb6b-693fef632294" xlink:type="arc"/> |
| | </link:calculationLink> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/IncomeTaxesTables" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/InvestmentsAmortizedCostAndFairValueOfAvailableForSaleDebtSecuritiesByContractualMaturityDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/InvestmentsFairValueOfAvailableForSaleInvestmentsWithGrossUnrealizedLossesByInvestmentTypeAndLengthOfTimeThatIndividualSecuritiesHaveBeenInContinuousUnrealizedLossPositionDetails" xlink:type="extended"> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_21dbd9b5-9402-9b48-c80f-55c05859049a" xlink:type="locator"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_e991d53f-4f66-a242-d5d9-e6c95927fda6" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_21dbd9b5-9402-9b48-c80f-55c05859049a" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_e991d53f-4f66-a242-d5d9-e6c95927fda6" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue_2ec346ac-a553-2cef-6e17-f2c22a07e160" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_21dbd9b5-9402-9b48-c80f-55c05859049a" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue_2ec346ac-a553-2cef-6e17-f2c22a07e160" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_fae49264-8cd8-cd75-24c8-5deb13fb3298" xlink:type="locator"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_a2b26c5c-64f3-c94e-2a89-4348115e8a52" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_fae49264-8cd8-cd75-24c8-5deb13fb3298" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_a2b26c5c-64f3-c94e-2a89-4348115e8a52" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_fdcdc5e9-d791-824c-e870-84106782383a" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_fae49264-8cd8-cd75-24c8-5deb13fb3298" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_fdcdc5e9-d791-824c-e870-84106782383a" xlink:type="arc"/> |
| | </link:calculationLink> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/InvestmentsNarrativeDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/InvestmentsNotes" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/InvestmentsShortTermAndLongTermInvestmentsDetails" xlink:type="extended"> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_f0bf2241-14f8-6ef1-e8d7-f724d52ad9c1" xlink:type="locator"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_5d23fa7e-7f76-6507-b72f-382f81b88e34" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_f0bf2241-14f8-6ef1-e8d7-f724d52ad9c1" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_5d23fa7e-7f76-6507-b72f-382f81b88e34" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_e0f935d0-20e2-15fc-55a1-79c116fbc07c" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_f0bf2241-14f8-6ef1-e8d7-f724d52ad9c1" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_e0f935d0-20e2-15fc-55a1-79c116fbc07c" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_5ab305fa-195a-59cf-c0de-4b5d05fc9de4" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_f0bf2241-14f8-6ef1-e8d7-f724d52ad9c1" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_5ab305fa-195a-59cf-c0de-4b5d05fc9de4" xlink:type="arc"/> |
| | <link:loc xlink:href="unh-20181231.xsd#unh_InvestmentsAmortizedCost" xlink:label="loc_unh_InvestmentsAmortizedCost_91646bb6-6a80-b07c-bda8-14c44e5f5748" xlink:type="locator"/> |
| | <link:loc xlink:href="unh-20181231.xsd#unh_InvestmentsGrossUnrealizedGains" xlink:label="loc_unh_InvestmentsGrossUnrealizedGains_f2bfdba2-f8e0-ed22-5097-14c44d6f6e71" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_unh_InvestmentsAmortizedCost_91646bb6-6a80-b07c-bda8-14c44e5f5748" xlink:to="loc_unh_InvestmentsGrossUnrealizedGains_f2bfdba2-f8e0-ed22-5097-14c44d6f6e71" xlink:type="arc"/> |
| | <link:loc xlink:href="unh-20181231.xsd#unh_InvestmentsGrossUnrealizedLosses" xlink:label="loc_unh_InvestmentsGrossUnrealizedLosses_4baeec73-2db0-891d-691b-14c44e2dc6ae" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_unh_InvestmentsAmortizedCost_91646bb6-6a80-b07c-bda8-14c44e5f5748" xlink:to="loc_unh_InvestmentsGrossUnrealizedLosses_4baeec73-2db0-891d-691b-14c44e2dc6ae" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_InvestmentsFairValueDisclosure" xlink:label="loc_us-gaap_InvestmentsFairValueDisclosure_a786ac72-7b36-d915-a262-d97f0559057f" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_unh_InvestmentsAmortizedCost_91646bb6-6a80-b07c-bda8-14c44e5f5748" xlink:to="loc_us-gaap_InvestmentsFairValueDisclosure_a786ac72-7b36-d915-a262-d97f0559057f" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_HeldToMaturitySecurities" xlink:label="loc_us-gaap_HeldToMaturitySecurities_70d0d4df-f8d1-cf12-e04c-edcdce30731a" xlink:type="locator"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain_abe48828-9d92-0e83-5730-ba70a8083c3b" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_HeldToMaturitySecurities_70d0d4df-f8d1-cf12-e04c-edcdce30731a" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain_abe48828-9d92-0e83-5730-ba70a8083c3b" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss_37bc052a-21f1-a371-de44-8a4fe82fd6d4" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_HeldToMaturitySecurities_70d0d4df-f8d1-cf12-e04c-edcdce30731a" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss_37bc052a-21f1-a371-de44-8a4fe82fd6d4" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_HeldToMaturitySecuritiesFairValue" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesFairValue_c753596c-1aed-a7fd-2522-bb2a6b00b58d" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_HeldToMaturitySecurities_70d0d4df-f8d1-cf12-e04c-edcdce30731a" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesFairValue_c753596c-1aed-a7fd-2522-bb2a6b00b58d" xlink:type="arc"/> |
| | </link:calculationLink> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/InvestmentsTables" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/MedicalCostsPayableIncurredAndPaidMedicalCostDevelopmentDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/MedicalCostsPayableNarrativeDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/MedicalCostsPayableNotes" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/MedicalCostsPayableRollforwardDetails" xlink:type="extended"> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1_4bd6ac69-a045-9d4a-a474-d3e60f7fb7ae" xlink:type="locator"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense" xlink:label="loc_us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense_e1654c95-0453-d306-6d93-6fb157059391" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1_4bd6ac69-a045-9d4a-a474-d3e60f7fb7ae" xlink:to="loc_us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense_e1654c95-0453-d306-6d93-6fb157059391" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense" xlink:label="loc_us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense_866a077b-1f2f-46b8-016d-d00efac10b2e" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1_4bd6ac69-a045-9d4a-a474-d3e60f7fb7ae" xlink:to="loc_us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense_866a077b-1f2f-46b8-016d-d00efac10b2e" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsForLossesAndLossAdjustmentExpense" xlink:label="loc_us-gaap_PaymentsForLossesAndLossAdjustmentExpense_2995a92a-252e-d025-f1c3-e44038eeba6f" xlink:type="locator"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1_f2734f39-f4b2-a6a5-a721-eb4606b57b5b" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PaymentsForLossesAndLossAdjustmentExpense_2995a92a-252e-d025-f1c3-e44038eeba6f" xlink:to="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1_f2734f39-f4b2-a6a5-a721-eb4606b57b5b" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1_4c3caea1-a354-b518-f3fe-2f7c3a1dbd74" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PaymentsForLossesAndLossAdjustmentExpense_2995a92a-252e-d025-f1c3-e44038eeba6f" xlink:to="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1_4c3caea1-a354-b518-f3fe-2f7c3a1dbd74" xlink:type="arc"/> |
| | </link:calculationLink> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/MedicalCostsPayableTables" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/PropertyPlantAndCapitalizedSoftwareNarrativeDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/PropertyPlantAndCapitalizedSoftwareNotes" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/PropertyPlantAndCapitalizedSoftwarePropertyPlantAndEquipmentTableDetails" xlink:type="extended"> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_f37ad080-c77a-efc5-c936-389b16abc420" xlink:type="locator"/> |
| | <link:loc xlink:href="unh-20181231.xsd#unh_PropertyPlantandEquipmentExcludingCapitalizedComputerSoftwareNet" xlink:label="loc_unh_PropertyPlantandEquipmentExcludingCapitalizedComputerSoftwareNet_71b26bb9-0f0d-b436-e9ae-d50e7fe458b6" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_f37ad080-c77a-efc5-c936-389b16abc420" xlink:to="loc_unh_PropertyPlantandEquipmentExcludingCapitalizedComputerSoftwareNet_71b26bb9-0f0d-b436-e9ae-d50e7fe458b6" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LandAndLandImprovements" xlink:label="loc_us-gaap_LandAndLandImprovements_e240a8fd-cf4b-1549-e89e-9829b9a44d17" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_unh_PropertyPlantandEquipmentExcludingCapitalizedComputerSoftwareNet_71b26bb9-0f0d-b436-e9ae-d50e7fe458b6" xlink:to="loc_us-gaap_LandAndLandImprovements_e240a8fd-cf4b-1549-e89e-9829b9a44d17" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_BuildingsAndImprovementsGross" xlink:label="loc_us-gaap_BuildingsAndImprovementsGross_a950b010-729f-1598-3a8b-dbb5d39fface" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_unh_PropertyPlantandEquipmentExcludingCapitalizedComputerSoftwareNet_71b26bb9-0f0d-b436-e9ae-d50e7fe458b6" xlink:to="loc_us-gaap_BuildingsAndImprovementsGross_a950b010-729f-1598-3a8b-dbb5d39fface" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_MachineryAndEquipmentGross" xlink:label="loc_us-gaap_MachineryAndEquipmentGross_74ff286c-49fc-4a96-3032-cc3ed93d76b0" xlink:type="locator"/> |
| | <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_unh_PropertyPlantandEquipmentExcludingCapitalizedComputerSoftwareNet_71b26bb9-0f0d-b436-e9ae-d50e7fe458b6" xlink:to="loc_us-gaap_MachineryAndEquipmentGross_74ff286c-49fc-4a96-3032-cc3ed93d76b0" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FurnitureAndFixturesGross" xlink:label="loc_us-gaap_FurnitureAndFixturesGross_121a07b8-5bbc-6043-cf0b-e8159d4e3517" xlink:type="locator"/> |
| | <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_unh_PropertyPlantandEquipmentExcludingCapitalizedComputerSoftwareNet_71b26bb9-0f0d-b436-e9ae-d50e7fe458b6" xlink:to="loc_us-gaap_FurnitureAndFixturesGross_121a07b8-5bbc-6043-cf0b-e8159d4e3517" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PropertyPlantAndEquipmentOtherAccumulatedDepreciation" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentOtherAccumulatedDepreciation_756a700f-4de7-4beb-e2dc-b851fb25b1c1" xlink:type="locator"/> |
| | <link:calculationArc order="5" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_unh_PropertyPlantandEquipmentExcludingCapitalizedComputerSoftwareNet_71b26bb9-0f0d-b436-e9ae-d50e7fe458b6" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentOtherAccumulatedDepreciation_756a700f-4de7-4beb-e2dc-b851fb25b1c1" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CapitalizedComputerSoftwareNet" xlink:label="loc_us-gaap_CapitalizedComputerSoftwareNet_47c2a139-e6a7-361e-1004-4f3b18a36894" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_f37ad080-c77a-efc5-c936-389b16abc420" xlink:to="loc_us-gaap_CapitalizedComputerSoftwareNet_47c2a139-e6a7-361e-1004-4f3b18a36894" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CapitalizedComputerSoftwareGross" xlink:label="loc_us-gaap_CapitalizedComputerSoftwareGross_0803a53c-0e69-10a6-a640-74311e755a4f" xlink:type="locator"/> |
| | <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CapitalizedComputerSoftwareNet_47c2a139-e6a7-361e-1004-4f3b18a36894" xlink:to="loc_us-gaap_CapitalizedComputerSoftwareGross_0803a53c-0e69-10a6-a640-74311e755a4f" xlink:type="arc"/> |
| | <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CapitalizedComputerSoftwareAccumulatedAmortization" xlink:label="loc_us-gaap_CapitalizedComputerSoftwareAccumulatedAmortization_8da6c0dd-2308-7000-0ea1-d6f783099726" xlink:type="locator"/> |
| | <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CapitalizedComputerSoftwareNet_47c2a139-e6a7-361e-1004-4f3b18a36894" xlink:to="loc_us-gaap_CapitalizedComputerSoftwareAccumulatedAmortization_8da6c0dd-2308-7000-0ea1-d6f783099726" xlink:type="arc"/> |
| | </link:calculationLink> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/PropertyPlantAndCapitalizedSoftwareTables" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/QuarterlyFinancialDataUnauditedDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/QuarterlyFinancialDataUnauditedNotes" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/QuarterlyFinancialDataUnauditedTables" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ScheduleIBalanceSheetDocumentDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ScheduleICondensedBalanceSheetsDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ScheduleICondensedStatementOfComprehensiveIncomeDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ScheduleIDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ScheduleIMaturitiesOfCommercialPaperAndLongTermDebtDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ScheduleINotes" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ScheduleIPolicies" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ScheduleIStatementOfCashFlowsDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ScheduleITables" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/SegmentFinancialInformationDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/SegmentFinancialInformationNarrativeDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/SegmentFinancialInformationNotes" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/SegmentFinancialInformationTables" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ShareBasedCompensationNarrativeDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ShareBasedCompensationNotes" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ShareBasedCompensationOtherShareBasedCompensationDataDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ShareBasedCompensationRestrictedShareActivityDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ShareBasedCompensationShareBasedCompensationPrincipalFairValueAssumptionsDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ShareBasedCompensationStockOptionAndSarActivityDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ShareBasedCompensationTables" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ShareholdersEquityNarrativeDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ShareholdersEquityNotes" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ShareholdersEquityShareRepurchasesDetails" xlink:type="extended"/> |
| <link:calculationLink xlink:role="http://www.uhc.com/role/ShareholdersEquityTables" xlink:type="extended"/> |
| </link:linkbase> |