Claims Payable

6 Months Ended

Jun. 30, 2011

Claims Payable [Abstract]

Claims Payable

8.  Claims Payable

The following table presents the components of the change in claims payable for the periods presented:

	Six Months Ended June 30,
	2011			2010
Claims payable, beginning of period	$	510,675		$	529,036
Health benefits expense incurred during the period:
Related to current year		2,613,310			2,408,166
Related to prior years		(74,588	)		(90,149	)
Total incurred		2,538,722			2,318,017
Health benefits payments during the period:
Related to current year		2,168,850			1,960,389
Related to prior years		361,039			361,061
Total payments		2,529,889			2,321,450
Claims payable, end of period	$	519,508		$	525,603

Health benefits expense incurred during both periods was reduced for amounts related to prior years. The amounts related to prior years include the impact of amounts previously included in the liability to establish it at a level sufficient under moderately adverse conditions that were not needed and the reduction in health benefits expense due to revisions to prior estimates.