Exhibit 12.1

DAVITA INC.

RATIO OF EARNINGS TO FIXED CHARGES

The ratio of earnings to fixed charges is computed by dividing earnings by fixed charges. Earnings for this purpose is defined as pretax income from continuing operations adjusted by adding back fixed charges expensed during the period. Fixed charges include debt expense (interest expense and the amortization of deferred financing costs), the estimated interest component of rent expense on operating leases, and capitalized interest.

	Three months ended March 31,				Year ended December 31,
	2007		2006		2006		2005		2004		2003		2002
					(dollars in thousands)
Earnings adjusted for fixed charges:
Income from continuing operations before income taxes	$	127,642	$	95,490	$	475,759	$	331,097	$	332,840	$	269,651	$	249,105
Add:
Debt expense		68,870		70,459		276,706		139,586		52,411		66,821		71,612
Interest portion of rent expense		15,416		14,014		60,395		35,189		24,305		21,685		19,259
		84,286		84,473		337,101		174,775		76,716		88,506		90,871
	$	211,928	$	179,963	$	812,860	$	505,872	$	409,556	$	358,157	$	339,976
Fixed charges:
Debt expense	$	68,870	$	70,459	$	276,706	$	139,586	$	52,411	$	66,821	$	71,612
Interest portion of rent expense		15,416		14,014		60,395		35,189		24,305		21,685		19,259
Capitalized interest		934		764		4,708		1,912		1,078		1,523		1,888
	$	85,220	$	85,237	$	341,809	$	176,687	$	77,794	$	90,029	$	92,759
Ratio of earnings to fixed charges		2.49		2.11		2.38		2.86		5.26		3.98		3.67