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Segments (Tables)
3 Months Ended
Mar. 31, 2024
Segment Reporting [Abstract]  
Schedule of Operating Segment Information
The following table presents total revenue by segment. Inter-segment revenue was insignificant for all periods presented.
Three Months Ended March 31,
20242023
(In millions)
Total revenue:
Medicaid$7,873 $6,578 
Medicare1,457 1,056 
Marketplace581 497 
Other20 18 
Consolidated$9,931 $8,149 
The following table reconciles margin by segment to consolidated income before income tax expense:
Three Months Ended March 31,
20242023
(In millions)
Margin:
Medicaid$775 $734 
Medicare163 126 
Marketplace152 154 
Other
Total margin 1,092 1,016 
Add: other operating revenues (1)
407 246 
Less: other operating expenses (2)
(1,073)(807)
Operating income426 455 
Less: interest expense27 28 
Income before income tax expense$399 $427 
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(1)Other operating revenues include premium tax revenue, investment income, and certain other revenue.
(2)Other operating expenses include general and administrative expenses, premium tax expenses, depreciation and amortization, and certain other operating expenses.