Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Cash flows from operating activities:
Net income	$ 1,543	$ 1,465
Increase (decrease) in cash from operating assets and liabilities:
Accounts receivable	238	(427)
Inventories and other assets	(214)	(121)
Accounts payable and accrued expenses	(1,066)	(771)
Depreciation and amortization	756	732
Income taxes	372	346
Losses (gains) on sales of facilities	15	(10)
Amortization of debt issuance costs and discounts	9	7
Share-based compensation	77	86
Other	73	38
Net cash provided by operating activities	1,803	1,345
Cash flows from investing activities:
Purchase of property and equipment	(1,197)	(861)
Acquisition of hospitals and health care entities	(115)	(2)
Sales of hospitals and health care entities	165	14
Change in investments	(13)	10
Other	9	(6)
Net cash used in investing activities	(1,151)	(845)
Cash flows from financing activities:
Issuance of long-term debt	0	5,966
Net change in revolving credit facilities	1,240	(2,780)
Repayment of long-term debt	(550)	(66)
Distributions to noncontrolling interests	(187)	(171)
Payment of debt issuance costs	(3)	(49)
Payment of dividends	(175)	(177)
Repurchase of common stock	(846)	(2,101)
Other	(204)	(197)
Net cash (used in) provided by financing activities	(725)	425
Effect of exchange rate changes on cash and cash equivalents	7	(5)
Change in cash and cash equivalents	(66)	920
Cash and cash equivalents at beginning of period	908	1,451
Cash and cash equivalents at end of period	842	2,371
Interest payments	574	408
Income tax payments, net	$ 7	$ 3