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Segments (Tables)
6 Months Ended
Jun. 30, 2022
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 June 30,Six Months Ended June 30,
2022202120222021
(In millions)
Total revenue:
Medicaid$6,524 $5,209 $12,711 $10,229 
Medicare963 822 1,912 1,627 
Marketplace549 751 1,165 1,431 
Other18 18 36 35 
Total$8,054 $6,800 $15,824 $13,322 
The following table reconciles margin by segment to consolidated income before income taxes.
Three Months Ended June 30,Six Months Ended June 30,
2022202120222021
(In millions)
Margin:
Medicaid$755 $551 $1,465 $1,155 
Medicare124 101 252 178 
Marketplace48 112 178 263 
Other
Total margin 930 767 1,901 1,603 
Add: other operating revenues (1)
237 199 458 398 
Less: other operating expenses (2)
(806)(693)(1,626)(1,393)
Operating income361 273 733 608 
Other expenses, net27 30 55 60 
Income before income tax expense$334 $243 $678 $548 
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(1)Other operating revenues include premium tax revenue, investment income, and other revenue.
(2)Other operating expenses include general and administrative expenses, premium tax expenses, depreciation and amortization, and other operating expenses.