Data / Hospitals / Kaiser Foundation Hospitals

Kaiser Foundation Hospitals: 41 hospitals, 11 with HAC payment reductions

Name: Hospitals owned or managed by Kaiser Foundation Hospitals
Creator: SpecStream
License: https://creativecommons.org/licenses/by/4.0/

CMS lists Kaiser Foundation Hospitals as an owner or manager of 41 hospitals in 3 states, 31 of them with emergency services. The average overall rating is 3.4 of 5 and 1 is rated one star. In fiscal year 2026, 11 of them faced a 1% Medicare payment reduction under the Hospital-Acquired Condition Reduction Program, and 13 had an excess readmission ratio above 1.0 on at least one condition tracked by the Hospital Readmissions Reduction Program.

SpecStream is the live web data engine for teams and agents. It reads the CMS hospital files and the Medicare ownership file, and this page is that reading, joined on the CMS Certification Number. Ask for the hospitals you track by state, owner, system or rating, and each new penalty or rating change arrives in your sheet, CRM, Slack or agent as CMS publishes it.

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Hospitals: 41, of which 5 owned and 36 managed
States: 3
Based in: Oakland, CA
CMS lists this owner as: chain home office, nonprofit
Average overall rating: 3.4 of 5
One star hospitals: 1
Five star hospitals: 1
With emergency services: 31
HAC payment reductions, fiscal year 2026: 11 of 37 in the program
With excess readmissions: 13

Hospitals

Hospitals with a HAC payment reduction first, then by most conditions with excess readmissions, then by lowest star rating. Each row links to the hospital page and its Medicare Care Compare record.

Hospital	City	State	Role	Type	Stars	Emergency	HAC payment cut	Excess readmission conditions	Source
Kaiser Foundation Hospital-Santa Clara	Santa Clara	CA	Operational or managerial control	Acute Care Hospitals	2	Yes	Yes	1	medicare.gov
Maui Memorial Medical Center	Wailuku	HI	Direct owner (100%)	Acute Care Hospitals	2	No	Yes	1	medicare.gov
Kaiser Foundation Hospital	Honolulu	HI	Operational or managerial control	Acute Care Hospitals	4	Yes	Yes	1	medicare.gov
Kaiser Foundation Hospital, South Bay	Harbor City	CA	Operational or managerial control	Acute Care Hospitals	3	No	Yes	Not listed	medicare.gov
Kaiser Foundation Hospital-San Jose	San Jose	CA	Operational or managerial control	Acute Care Hospitals	3	Yes	Yes	0	medicare.gov
Kaiser Foundation Hospital, Fresno	Fresno	CA	Operational or managerial control	Acute Care Hospitals	4	Yes	Yes	Not listed	medicare.gov
Kaiser Foundation Hospital, San Diego	San Diego	CA	Operational or managerial control	Acute Care Hospitals	4	Yes	Yes	0	medicare.gov
Kaiser Foundation Hospital, San Francisco	San Francisco	CA	Operational or managerial control	Acute Care Hospitals	4	Yes	Yes	Not listed	medicare.gov
Kaiser Foundation Hospital, San Marcos	San Marcos	CA	Operational or managerial control	Acute Care Hospitals	4	Yes	Yes	Not listed	medicare.gov
Kaiser Foundation Hospital, Woodland Hills	Woodland Hills	CA	Operational or managerial control	Acute Care Hospitals	4	No	Yes	Not listed	medicare.gov
Kaiser Sunnyside Medical Center	Clackamas	OR	Operational or managerial control	Acute Care Hospitals	4	Yes	Yes	0	medicare.gov
Kaiser Foundation Hospital, Oakland/Richmond	Oakland	CA	Operational or managerial control	Acute Care Hospitals	2	Yes	No	4	medicare.gov
St Joseph's Medical Center of Stockton	Stockton	CA	Indirect owner	Acute Care Hospitals	3	Yes	No	3	medicare.gov
Kaiser Foundation Hosp So Sacramento	Sacramento	CA	Operational or managerial control	Acute Care Hospitals	2	Yes	No	2	medicare.gov
Kaiser Foundation Hospital Fontana/Ontario	Fontana	CA	Operational or managerial control	Acute Care Hospitals	3	Yes	No	2	medicare.gov
Kaiser Foundation Hospital, West La	Los Angeles	CA	Operational or managerial control	Acute Care Hospitals	3	No	No	2	medicare.gov
Kaiser Foundation Hospital, Antioch	Antioch	CA	Operational or managerial control	Acute Care Hospitals	1	Yes	No	1	medicare.gov
Kaiser Foundation Hospital, San Leandro	San Leandro	CA	Operational or managerial control	Acute Care Hospitals	2	Yes	No	1	medicare.gov
Kaiser Foundation Hospital, Baldwin Park	Baldwin Park	CA	Operational or managerial control	Acute Care Hospitals	3	No	No	1	medicare.gov
Kaiser Foundation Hospital, Orange County, Anaheim	Anaheim	CA	Operational or managerial control	Acute Care Hospitals	4	Yes	No	1	medicare.gov
Kaiser Foundation Hospital, Los Angeles	Los Angeles	CA	Operational or managerial control	Acute Care Hospitals	5	No	No	1	medicare.gov
Kaiser Foundation Hospital and Rehab Center	Vallejo	CA	Operational or managerial control	Acute Care Hospitals	2	No	No	0	medicare.gov
Kaiser Foundation Hospital, Walnut Creek	Walnut Creek	CA	Operational or managerial control	Acute Care Hospitals	3	Yes	No	Not listed	medicare.gov
Kaiser Foundation Hospital-Santa Rosa	Santa Rosa	CA	Operational or managerial control	Acute Care Hospitals	3	Yes	No	Not listed	medicare.gov
Kaiser Foundation Hospital	San Rafael	CA	Operational or managerial control	Acute Care Hospitals	4	Yes	No	Not listed	medicare.gov
Kaiser Foundation Hospital Manteca	Manteca	CA	Operational or managerial control	Acute Care Hospitals	4	Yes	No	Not listed	medicare.gov
Kaiser Foundation Hospital Westside	Hillsboro	OR	Operational or managerial control	Acute Care Hospitals	4	Yes	No	0	medicare.gov
Kaiser Foundation Hospital, Downey	Downey	CA	Operational or managerial control	Acute Care Hospitals	4	No	No	Not listed	medicare.gov
Kaiser Foundation Hospital, Fremont	Fremont	CA	Operational or managerial control	Acute Care Hospitals	4	Yes	No	Not listed	medicare.gov
Kaiser Foundation Hospital, Panorama City	Panorama City	CA	Operational or managerial control	Acute Care Hospitals	4	No	No	Not listed	medicare.gov
Kaiser Foundation Hospital, Redwood City	Redwood City	CA	Operational or managerial control	Acute Care Hospitals	4	Yes	No	Not listed	medicare.gov
Kaiser Foundation Hospital, Riverside	Riverside	CA	Operational or managerial control	Acute Care Hospitals	4	Yes	No	Not listed	medicare.gov
Kaiser Foundation Hospital, Roseville	Roseville	CA	Operational or managerial control	Acute Care Hospitals	4	Yes	No	Not listed	medicare.gov
Kaiser Foundation Hospital, Sacramento	Sacramento	CA	Operational or managerial control	Acute Care Hospitals	4	Yes	No	0	medicare.gov
Kaiser Foundation Hospital, South San Francisco	South San Francisco	CA	Operational or managerial control	Acute Care Hospitals	4	Yes	No	Not listed	medicare.gov
Kaiser Foundation Hospital, Vacaville	Vacaville	CA	Operational or managerial control	Acute Care Hospitals	4	Yes	No	Not listed	medicare.gov
Kaiser Foundation Hospital-Moreno Valley	Moreno Valley	CA	Operational or managerial control	Acute Care Hospitals	4	Yes	No	Not listed	medicare.gov
Kaiser Permanente Psychiatric Health Facility-Sant	Santa Clara	CA	Operational or managerial control	Psychiatric	Not listed	Yes	Not in program	Not listed	medicare.gov
Kula Hospital	Kula	HI	Direct owner (100%)	Critical Access Hospitals	Not listed	Yes	Not in program	Not listed	medicare.gov
Lanai Community Hospital	Lanai City	HI	Direct owner (100%)	Critical Access Hospitals	Not listed	Yes	Not in program	Not listed	medicare.gov
St Joseph's Behavioral Health Center	Stockton	CA	Direct owner (20%)	Psychiatric	Not listed	No	Not in program	Not listed	medicare.gov

By state

State	Hospitals	Average stars	One star	HAC payment cuts	With excess readmissions
California	35	3.4	1	8	11
Hawaii	4	3	0	2	2
Oregon	2	4	0	1	0

Updated November 7, 2026. Read from CMS Provider Data Catalog and data.cms.gov, hospitals. Open data from the Centers for Medicare & Medicaid Services (US government work). Ratings and program results are as CMS lists them on the date shown and CMS refreshes them on its own schedule. The CMS files are joined on the CMS Certification Number. CMS gives each owner organization an ID, and an owner page groups hospitals on that ID. Names of individual owners and managers are not shown. This page uses CMS data and is not endorsed or certified by CMS. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.