Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2020

Accounting Policies [Abstract]

Schedule of Revenues from Third Party Payers, Uninsured and Other Payers

Our revenues by primary third-party payer classification and other (including uninsured patients) for the years ended December 31, are summarized in the following table (dollars in millions):

	Years Ended December 31,
	2020		Ratio			2019		Ratio			2018		Ratio
Medicare	$	10,420		20.2	%	$	10,798		21.0	%	$	9,831		21.1	%
Managed Medicare		6,997		13.6			6,452		12.6			5,497		11.8
Medicaid		1,965		3.8			1,572		3.1			1,358		2.9
Managed Medicaid		2,621		5.1			2,450		4.8			2,403		5.1
Managed care and other insurers		26,535		51.5			26,544		51.6			24,467		52.4
International (managed care and other insurers)		1,120		2.2			1,162		2.3			1,156		2.5
Other		1,875		3.6			2,358		4.6			1,965		4.2
Revenues	$	51,533		100.0	%	$	51,336		100.0	%	$	46,677		100.0	%

Schedule of Estimated Cost of Uncompensated Care

A summary of the estimated cost of total uncompensated care for the years ended December 31, follows (dollars in millions):

	2020			2019			2018
Patient care costs (salaries and benefits, supplies, other operating expenses and depreciation and amortization)	$	44,271		$	44,118		$	40,035
Cost-to-charges ratio (patient care costs as percentage of gross patient charges)		12.0	%		12.0	%		12.4	%
Total uncompensated care	$	29,029		$	31,105		$	26,757
Multiply by the cost-to-charges ratio		12.0	%		12.0	%		12.4	%
Estimated cost of total uncompensated care	$	3,483		$	3,733		$	3,318