Segment Financial Information (Notes)

3 Months Ended

Mar. 31, 2019

Segment Reporting [Abstract]

Segment Financial Information [Text Block]

Segment Financial Information

The Company’s four reportable segments are UnitedHealthcare, OptumHealth, OptumInsight and OptumRx. For more information on the Company’s segments see Part I, Item I, “Business” and Note 13 of Notes to the Consolidated Financial Statements in Part II, Item 8, “Financial Statements and Supplementary Data” in the 2018 10-K.

The following tables present reportable segment financial information:

			Optum
(in millions)	UnitedHealthcare		OptumHealth		OptumInsight		OptumRx		Optum Eliminations			Optum		Corporate and Eliminations			Consolidated
Three Months Ended March 31, 2019
Revenues - unaffiliated customers:
Premiums	$	46,501	$	1,012	$	—	$	—	$	—		$	1,012	$	—		$	47,513
Products	—		8		23		8,041		—			8,072		—			8,072
Services	2,141		1,274		754		149		—			2,177		—			4,318
Total revenues - unaffiliated customers	48,642		2,294		777		8,190		—			11,261		—			59,903
Total revenues - affiliated customers	—		4,287		1,407		9,613		(359		)	14,948		(14,948		)	—
Investment and other income	254		132		5		14		—			151		—			405
Total revenues	$	48,896	$	6,713	$	2,189	$	17,817	$	(359	)	$	26,360	$	(14,948	)	$	60,308
Earnings from operations	$	2,954	$	626	$	432	$	820	$	—		$	1,878	$	—		$	4,832
Interest expense	—		—		—		—		—			—		(400		)	(400		)
Earnings before income taxes	$	2,954	$	626	$	432	$	820	$	—		$	1,878	$	(400	)	$	4,432
Three Months Ended March 31, 2018
Revenues - unaffiliated customers:
Premiums	$	43,237	$	847	$	—	$	—	$	—		$	847	$	—		$	44,084
Products	—		12		23		6,667		—			6,702		—			6,702
Services	2,039		1,188		740		137		—			2,065		—			4,104
Total revenues - unaffiliated customers	45,276		2,047		763		6,804		—			9,614		—			54,890
Total revenues - affiliated customers	—		3,606		1,304		9,295		(333		)	13,872		(13,872		)	—
Investment and other income	183		106		2		7		—			115		—			298
Total revenues	$	45,459	$	5,759	$	2,069	$	16,106	$	(333	)	$	23,601	$	(13,872	)	$	55,188
Earnings from operations	$	2,400	$	488	$	395	$	770	$	—		$	1,653	$	—		$	4,053
Interest expense	—		—		—		—		—			—		(329		)	(329		)
Earnings before income taxes	$	2,400	$	488	$	395	$	770	$	—		$	1,653	$	(329	)	$	3,724