PROPERTY AND EQUIPMENT

9 Months Ended

Sep. 30, 2014

Property, Plant and Equipment [Abstract]

Property and Equipment

PROPERTY AND EQUIPMENT

Property and equipment consisted of the following (in thousands):

	September 30, 2014			December 31, 2013
Computer and office equipment	$	23,287		$	19,961
Software capitalized for internal use	16,686			13,746
Vehicles, including equipment acquired under capital leases	2,219			2,056
Medical equipment, including equipment acquired under capital leases	29,129			22,247
Work in progress	3,566			8,815
Furniture and fixtures	4,469			4,291
Leasehold improvements	13,215			12,082
	92,571			83,198
Less: Accumulated depreciation	(52,522		)	(42,016		)
Property and equipment, net	$	40,049		$	41,182

The Company had an insignificant amount of vehicles and medical equipment under capital lease as of September 30, 2014 and December 31, 2013.

Depreciation Expense

Depreciation expense, including expense related to assets under capital lease, was $4.2 million and $3.2 million for the three months ended September 30, 2014 and 2013, respectively, and $12.0 million and $8.2 million for the nine months ended September 30, 2014 and 2013, respectively. Depreciation expense includes costs related to software capitalized for internal use of $0.6 million and $0.4 million for the three months ended September 30, 2014 and 2013, respectively, and $1.8 million and $1.0 million for the nine months ended September 30, 2014 and 2013, respectively.