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Medical Claims and Benefits Payable (Tables)
3 Months Ended
Mar. 31, 2025
Insurance [Abstract]  
Schedule of Components of The Change in Medical Claims and Benefits Payable
The following tables present the components of the change in our medical claims and benefits payable for the periods indicated. The amounts presented for “Components of medical care costs related to: Prior years” represent the amount by which our original estimate of medical claims and benefits payable at the beginning of the year varied from the actual liabilities, based on information (principally the payment of claims) developed since those liabilities were first reported.
Three Months Ended March 31, 2025
Medicaid Medicare MarketplaceOtherConsolidated
 (In millions)
Medical claims and benefits payable, beginning balance$3,667 $722 $251 $— $4,640 
Components of medical care costs related to:
Current year7,495 1,352 795 23 9,665 
Prior years(156)(56)26 — (186)
Total medical care costs7,339 1,296 821 23 9,479 
Payments for medical care costs related to:
Current year4,593 721 458 17 5,789 
Prior years2,760 623 287 14 3,684 
Total paid7,353 1,344 745 31 9,473 
Acquired balances, net of post-acquisition adjustments— 122 88 35 245 
Change in non-risk and other payables(87)— — — (87)
Medical claims and benefits payable, ending balance$3,566 $796 $415 $27 $4,804 
Three Months Ended March 31, 2024
Medicaid MedicareMarketplaceOtherConsolidated
 (In millions)
Medical claims and benefits payable, beginning balance$3,444 $532 $228 $— $4,204 
Components of medical care costs related to:
Current year7,006 1,318 424 — 8,748 
Prior years(289)(39)(6)— (334)
Total medical care costs6,717 1,279 418 — 8,414 
Payments for medical care costs related to:
Current year4,490 702 217 — 5,409 
Prior years2,066 630 183 — 2,879 
Total paid6,556 1,332 400 — 8,288 
Acquired balances, net of post-acquisition adjustments— 391 — — 391 
Change in non-risk and other provider payables(119)(31)— — (150)
Medical claims and benefits payable, ending balance$3,486 $839 $246 $— $4,571