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Who owns Advocate Home Health Services in Oak Brook, Illinois?

Advocate Home Health Services is a Medicare-certified home health agency in Oak Brook, Illinois. WhoOwnsCare associates the facility with ADVOCATE HEALTH CARE NETWORK, which controls 2 facilities across the markets we cover. The resolution is based on federal CMS ownership and enrollment records.

Ownership resolution: Probable

Facility snapshot

CCN	147150
Facility type	Home Health Agency
City	Oak Brook
State	Illinois
Corporate family	ADVOCATE HEALTH CARE NETWORK

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Common questions

Who owns Advocate Home Health Services?

WhoOwnsCare resolves the facility's ownership filings to ADVOCATE HEALTH CARE NETWORK (single confidence).

Is Advocate Home Health Services part of a chain?

Yes. ADVOCATE HEALTH CARE NETWORK is associated with 2 facilities across the markets WhoOwnsCare currently covers.

Ownership history and financial reporting

Latest cost-report period	2025-01-01 to 2025-12-31 (365-day period, HHA20)
Reporting periods on file	3
Latest reported net result	negative
Period attributed to	current operator (ADVOCATE HEALTH CARE NETWORK)

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.

Sources

CMS Medicare enrollment and ownership files. Data vintage July–August 2026. Full methodology.