CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
NET SERVICE FEE REVENUE
Service fee revenue, net of contractual allowances and discounts	$ 183,475	$ 171,746	$ 363,237	$ 340,246
Provision for bad debts	(6,955)	(6,395)	(13,777)	(12,879)
Net service fee revenue	176,520	165,351	349,460	327,367
OPERATING EXPENSES
Cost of operations	148,698	136,554	298,260	271,954
Depreciation and amortization	14,528	14,893	29,288	29,785
Loss on sale and disposal of equipment	192	276	362	300
Severance costs	117	163	240	612
Total operating expenses	163,535	151,886	328,150	302,651
INCOME FROM OPERATIONS	12,985	13,465	21,310	24,716
OTHER EXPENSES
Interest expense	11,343	13,475	23,490	27,042
Equity in earnings of joint ventures	(1,658)	(1,986)	(2,864)	(3,248)
Gain on sale of imaging centers	(2,108)	0	(2,108)	0
Other expense (income)	150	(1,344)	148	(2,491)
Total other expenses	7,727	10,145	18,666	21,303
INCOME BEFORE INCOME TAXES	5,258	3,320	2,644	3,413
Provision for income taxes	(2,497)	(421)	(1,249)	(666)
NET INCOME	2,761	2,899	1,395	2,747
Net income (loss) attributable to noncontrolling interests	75	(47)	51	(88)
NET LOSS ATTRIBUTABLE TO RADNET, INC. COMMON STOCKHOLDERS	$ 2,686	$ 2,946	$ 1,344	$ 2,835
BASIC AND DILUTED NET LOSS PER SHARE ATTRIBUTABLE TO RADNET, INC. COMMON STOCKHOLDERS	$ 0.07	$ 0.08	$ 0.03	$ 0.08
DILUTED NET INCOME PER SHARES ATTRIBUTABLE TO RADNET, INC. COMMON STOCKHOLDERS	$ 0.07	$ 0.07	$ 0.03	$ 0.07
WEIGHTED AVERAGE SHARES OUTSTANDING
Basic	39,217,122	37,761,316	39,038,904	37,715,723
Diluted	39,829,663	39,430,716	39,853,298	39,215,632