CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
OPERATING ACTIVITIES
Net income including non-controlling interests	$ 6,151us-gaap_ProfitLoss	$ 6,323us-gaap_ProfitLoss
Adjustments to reconcile net income including non-controlling interests to net cash provided by operating activities:
Depreciation and amortization	1,807	1,387
Provision for doubtful accounts	991	950
Equity-based awards compensation expense	990us-gaap_ShareBasedCompensation	735us-gaap_ShareBasedCompensation
Loss on sale of business and sale or abandonment of assets, net	17	19
Excess tax benefit from shared-based compensation	(271)	(126)
Deferred income tax	565us-gaap_DeferredIncomeTaxExpenseBenefit	1,580us-gaap_DeferredIncomeTaxExpenseBenefit
Write-off of goodwill - closed clinic	34usph_GoodwillWrittenOff	0usph_GoodwillWrittenOff
Changes in operating assets and liabilities:
Increase in patient accounts receivable	(2,185)	(3,002)
Decrease in accounts receivable - other	125	146
Decrease in other assets	106	735
(Decrease) in accounts payable and accrued expenses	(5,976)	(5,241)
Increase in other Long term liabilities	665	184
Net cash provided by operating activities	3,019	3,690
INVESTING ACTIVITIES
Purchase of fixed assets	(1,419)	(849)
Purchase of businesses, net of cash acquired	(6,445)	(125)
Acquisitions of non-controlling interests	(359)	(2,833)
Proceeds on sale of business and fixed assets, net	8	16
Net cash used in investing activities	(8,215)	(3,791)
FINANCING ACTIVITIES
Distributions to non-controlling interests (including redeemable non-controlling interests)	(1,589)	(1,413)
Proceeds from revolving line of credit	34,000us-gaap_ProceedsFromLinesOfCredit	29,000us-gaap_ProceedsFromLinesOfCredit
Payments on revolving line of credit	(27,000)us-gaap_RepaymentsOfLinesOfCredit	(23,500)us-gaap_RepaymentsOfLinesOfCredit
Payment of notes payable	(200)us-gaap_RepaymentsOfNotesPayable	(250)us-gaap_RepaymentsOfNotesPayable
Tax benefit from share-based compensation	271	126
Other	0	1
Net cash provided by financing activities	5,482	3,964
Net increase in cash and cash equivalents	286	3,863
Cash and cash equivalents - beginning of period	14,271	12,898
Cash - end of period	14,557	16,761
Cash paid during the period for:
Income taxes	1,275us-gaap_IncomeTaxesPaidNet	242us-gaap_IncomeTaxesPaidNet
Interest	235us-gaap_InterestPaidNet	345us-gaap_InterestPaidNet
Non-cash investing and financing transactions during the period:
Purchase of business - seller financing portion	500	0
Revaluation of redeemable non-controlling interests	$ 0	$ 1,639

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.