Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2014

The table below shows the adjustments made to gross service revenue to arrive at net revenues, the amount reported on our statement of operations (in thousands):


	For the Years Ended December 31,
	2014			2013			2012
Gross Service Revenues	$	224,460		$	173,784		$	157,591
Total Contractual Adjustments and Discounts		(137,391	)		(107,317	)		(97,724	)

Net Service Revenues	$	87,069		$	66,467		$	59,867

Summary of Changes in Allowance for Doubtful Accounts

Changes in the allowance for doubtful accounts are as follows (in thousands):


	Years Ended December 31,
	2014			2013			2012
Beginning balance – Allowance for Doubtful Accounts	$	4,540		$	3,002		$	2,150
Provision for doubtful accounts		2,437			2,797			3,053
Write-offs		(2,797	)		(1,259	)		(2,201	)

Ending balance – Allowance for Doubtful Accounts	$	4,180		$	4,540		$	3,002