Consolidated Statements of Income - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Revenues
Premiums	$ 10,840	$ 9,971
Net investment income	353	346
Total revenues	38,469	37,946
Benefits and expenses
Pharmacy and other service costs	24,190	24,050
Medical costs and other benefit expenses	8,322	7,620
Selling, general and administrative expenses	3,398	3,303
Amortization of acquired intangible assets	498	743
Total benefits and expenses	36,408	35,716
Income from operations	2,061	2,230
Interest expense and other	(391)	(452)
Debt extinguishment costs	(185)	0
Net realized investment gains (losses)	(88)	10
Income before income taxes	1,397	1,788
Total income taxes	208	416
Net income	1,189	1,372
Less: net income attributable to noncontrolling interests	8	4
Shareholders’ net income	$ 1,181	$ 1,368
Shareholders’ net income per share
Basic (in dollars per share)	$ 3.19	$ 3.61
Diluted (in dollars per share)	$ 3.15	$ 3.56
Pharmacy revenues
Revenues
Revenues	$ 25,098	$ 25,179
Fees and other revenues
Revenues
Revenues	$ 2,178	$ 2,450