CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES
Net (loss) income	$ (62,328)	$ (8,682)
Adjustments to reconcile net (loss) income to net cash provided by (used in) operating activities:
Depreciation and amortization	15,684	12,228
Stock and unit-based compensation	59,855	605
Amortization of debt issue costs	295	403
Loss (gain) on remeasurement of contingent consideration	434	307
Change in operating assets and liabilities, net of businesses acquired:
Patient accounts receivable, net	(18,121)	(3,116)
Prepaid expenses and other current assets	(12,065)	(8,042)
Accounts payable	1,852	3,014
Accrued payroll expenses	12,759	7,314
Other accrued expenses	4,943	5,878
Net cash provided by operating activities	3,308	9,909
CASH FLOWS FROM INVESTING ACTIVITIES
Purchases of property and equipment	(27,910)	(11,081)
Acquisitions of businesses, net of cash acquired	(22,945)	(754)
Net cash used in investing activities	(50,855)	(11,835)
CASH FLOWS FROM FINANCING ACTIVITIES
Payments of deferred offering costs	0	(323)
Proceeds from long-term debt	20,000	26,200
Payments of debt issue costs	0	(955)
Payments of long-term debt	(331)	(785)
Payments of contingent consideration	(5,720)	(1,546)
Taxes related to net share settlement of equity awards	441	0
Net cash provided by financing activities	13,508	22,591
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	(34,039)	20,665
Cash and Cash Equivalents - Beginning of period	148,029	18,829
CASH AND CASH EQUIVALENTS – END OF PERIOD	113,990	39,494
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION
Cash paid for interest	3,091	6,806
Cash paid for taxes, net of refunds	(60)	3
SUPPLEMENTAL DISCLOSURES OF NON CASH INVESTING AND FINANCING ACTIVITIES
Unpaid deferred offering costs included in accounts payable and other accrued expenses	0	1,871
Equipment financed through capital leases	57	14
Contingent consideration incurred in acquisitions of businesses	2,470	808
Acquisition of property and equipment included in liabilities	$ 12,320	$ 7,498