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Who owns Stonebrook Post Acute in Concord, California?

Stonebrook Post Acute is a Medicare-certified skilled nursing facility in Concord, California. WhoOwnsCare resolves the facility's operating organisation to WEST HARBOR HEALTHCARE LLC, which controls 9 facilities across the markets we cover. The resolution is based on federal CMS ownership and enrollment records.

Ownership resolution: Verified

Facility snapshot

CCN	555421
Facility type	Skilled Nursing Facility
City	Concord
County	Contra Costa
State	California
Certified beds	120
CMS overall rating	4 of 5
Ownership type	For profit - Corporation
Corporate family	WEST HARBOR HEALTHCARE LLC

Corporate family

This facility is part of the WEST HARBOR HEALTHCARE LLC corporate family. The complete portfolio mapping, related legal entities and transaction history are part of the paid intelligence below.

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The complete ownership structure and operating entities, ownership percentages and association dates, the full recorded change-of-ownership history, financial and staffing indicators, distress analysis, and corporate-family context for this facility and every facility in California.

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Common questions

Who owns Stonebrook Post Acute?

WhoOwnsCare resolves the facility's ownership filings to WEST HARBOR HEALTHCARE LLC (verified confidence).

Is Stonebrook Post Acute part of a chain?

Yes. WEST HARBOR HEALTHCARE LLC is associated with 9 facilities across the markets WhoOwnsCare currently covers.

Ownership history and financial reporting

Latest cost-report period	2025-01-01 to 2025-10-31 (304-day period, SNF24)
Reporting periods on file	3
Latest reported net result	positive
Period attributed to	current operator (West Harbor Healthcare LLC)

Exact reporting periods are preserved and never annualised. Operating expense, net income, utilisation and the full ownership-change history with buyer and seller are in the complete facility and operator reports.

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Sources

CMS Medicare enrollment and ownership files, Care Compare provider information, Payroll Based Journal, Medicare cost reports (HCRIS). Data vintage July–August 2026. Full methodology.