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Medical Costs Payable (Tables)
3 Months Ended
Mar. 31, 2024
Insurance [Abstract]  
Schedule of Liability for Unpaid Claims and Claims Adjustment Expense
The following table shows the components of the change in medical costs payable for the three months ended March 31:
(in millions)20242023
Medical costs payable, beginning of period$32,395 $29,056 
Acquisitions (dispositions), net(687)
Reported medical costs:
Current year66,045 60,315 
Prior years(310)(470)
Total reported medical costs65,735 59,845 
Medical payments:
Payments for current year
(38,652)(35,087)
Payments for prior years(24,759)(22,006)
Total medical payments(63,411)(57,093)
Medical costs payable, end of period$34,032 $31,809