Sutter Bay Hospitals
Organization Active NPI General Acute Care Hospital · Castro Valley, CA
NPI 1063812907 · NPPES record last updated Aug 25, 2026
Key facts
- NPI
- 1063812907
- Entity type
- Organization (NPI type 2)
- Primary specialty
- General Acute Care Hospital 282N00000X
- Legal business name
- SUTTER BAY HOSPITALS
- Practice address
- 20103 Lake Chabot Road
Castro Valley, CA 94546-5305 - Phone
- (510) 537-1234
- Fax
- (510) 889-6506
- NPI assigned
- Aug 28, 2014
- Organization subpart
- Yes
- Parent organization (as reported)
- SUTTER HEALTH
Authorized official
- Name
- John B, Gates
- Title
- Chief Financial Officer
- Phone
- (415) 600-7755
Owners & managing parties with NPI records 4
-
Aditi Patel, D.O
-
Todd C Smith, M.D.
Owned or controlled facilities with NPI records 2
Other NPIs on the same Medicare enrollment 12
Other NPIs with the same Medicare PAC ID 22
Facilities with the same owner 59
Practitioners 48
-
Daniel Alekyan, DO
-
Donovan C Bland, MD
-
Daniel Adam Brenner, MD / PHD
-
Kimberly Ann Cirella, CNM, WHNP
-
Elyse Midori Donald, M.D.
-
Nabil Elkhoury, M.D.
-
Jayla Flaum, PA-C
-
Milcah Wanjiku Gichuru, FNP-BC
-
Amita Kachru, M.D.
-
Hemal H. Kadakia, M.D.
-
Eileen R Kalk, PA
-
Michelle Denise Marieni, M.D.
-
Matthew McQuaid, DPM
Affiliated clinicians 547
-
Douglas J Abeles, MD
-
Peter Adamczyk, M.D.
-
Archana Aggarwal, M.D.
-
Maria Ait Rais, M.D.
-
Haseeb Ibrahim Al-Mufti, M.D.
-
Anthony E Allen, M.D.
-
Audrey Alvarez, DPM
-
Basil Alwattar, M.D.
-
Mirwais Amoni, M.D.
-
Shwetha Anand, M.D
-
Ryan John Anderson, M.D.
-
Ahmad Siar Ayoubi, M.D., M.S
-
Noor Saba Azimi, MD
-
Jyothi Bachwani, M.D.
-
Sonia Louise Badheka, D.O.
-
Navkiran Kaur Bains, MD, MPH
-
Oluwaseyi Segun Balasire, M.D.
Medicare Care Compare: Hospital
- Listed as
- Eden Medical Center
- Overall star rating
- ★★★★☆ 4 of 5
- Type
- Acute Care Hospitals
- Ownership
- Voluntary non-profit - Other
- Medicare certification status
- Active
- Emergency services
- Yes
Medicare participation
- Medicare fee-for-service enrollment
- Enrolled (2 enrollments) in CA
Hospital certification: CCN 050488
- Legal name
- SUTTER BAY HOSPITALS
- Doing business as
- SUTTER EDEN MEDICAL CENTER
- Certification status
- Active
- Provider type (POS)
- Hospital – Short-term
- Participating since
- Jul 1, 1966
- Last certification
- Nov 22, 1991
- Beds
- 155
- Ownership / control type
- Other
- Most recent change of ownership
- Jun 1, 2016 (3 total)
- Organization structure
- Corporation · Non-profit
- Incorporated
- Dec 9, 1885 in CA
- Enrollment address
- 20103 Lake Chabot Road
Castro Valley, CA 94546-5305 - Hospital subgroups
- General, Acute care
All disclosed owners & managing parties 18
| Name | Role | Since | Share |
|---|---|---|---|
| Yvonne Richardson |
Corporate Director |
Jan 1, 2025 | |
| Todd C Smith |
Corporate Director |
Jan 1, 2025 | |
| Gregory Brown |
Corporate Director |
Jan 1, 2025 | |
| Jill M Kacher Cobb |
Corporate Director |
Jan 1, 2019 | |
| Arnold Schaffer |
Corporate Director |
Jan 1, 2025 | |
| Theodore Deikel |
Corporate Director |
May 21, 2015 | |
| Janet Garufis |
Corporate Director |
Jan 1, 2025 | |
| Rita Ophelia Kwan-Feinberg |
Corporate Director |
Jan 1, 2025 | |
| Susan McCabe |
Corporate Director |
Jul 14, 2025 | |
| Juli Maxworthy |
Corporate Director |
Jan 1, 2025 | |
| Heidi J Schmidt |
Corporate Director |
Jan 1, 2025 | |
| Thomas Briody |
Corporate Director |
Jan 1, 2025 | |
| William L Brunetti |
Corporate Director |
Jan 1, 2025 | |
| Jeffrey T Strawn |
Corporate Director |
Jan 1, 2025 | |
| Yumi Nakagawa |
Corporate Director |
Jan 1, 2025 | |
| Sutter Health |
5% Or Greater Direct Ownership Interest | Jan 1, 1997 | 100% |
| Jonathan Ma |
Corporate Officer |
Jan 1, 2025 | 100% |
| W-2 Managing Employee |
Jan 1, 2025 | 20% | |
| Aditi H Patel |
Corporate Director |
Jan 1, 2025 |
All facility ownership & control disclosures 2
| Facility | Type | Role | Since |
|---|---|---|---|
| Sutter Lakeside Hospital |
Hospital | 5% Or Greater Direct Ownership Interest (100%) | Jan 1, 2010 |
| California Pacific Medical Center - Davies Campus |
Skilled nursing facility | 5% Or Greater Direct Ownership Interest (100%) | Feb 1, 2016 |
Medicare enrollment records
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| O20050517000547 | CA | Part B Supplier - Clinic/Group Practice | 3476506528 |
Receives reassigned benefits from 144 practitioners 12 other NPIs on this enrollment This NPI is an additional NPI on the enrollment Practice locations: Castro Valley, CA; Santa Rosa, CA; San Leandro, CA; San Francisco, CA; Oakland, CA; Lakeport, CA; Berkeley, CA; Burlingame, CA… |
| O20160504001283 | CA | Part a Provider - Hospital | 3476506528 | Practice locations: Castro Valley, CA; San Leandro, CA; Dublin, CA |
National Provider Directory
- Part of
- Sutter Health Shared Laboratory
Specialties & licenses
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| General Acute Care Hospital | 282N00000X | CA | Yes |
Addresses
Primary practice location
20103 Lake Chabot Road
Castro Valley, CA 94546-5305
Mailing address
PO Box 619092
Roseville, CA 95661-9092
Phone (916) 297-8200
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 05-0488 | Other | CA | MEDICARE PROVIDER NUMBER |
| 140000030 | Other | CA | GENERAL ACUTE CARE HOSPITAL LICENSE |
Other names
- Eden Medical Center
- SUTTER EDEN MEDICAL CENTER
Other providers in Castro Valley, CA
- Marisa Sum
- Stephen V Sum Jr.
- Li Zhu Sun
- Usha K Sunkara
- Susie Valle, Licensed Marriage and Family Therapist Corp.
- Sutter Medical Center Castro Valley
- Marina Swee
- Ben Ta
- Michael John Tabor
- Fatima Grace Talag-Tam
All providers in Castro Valley, CA · General Acute Care Hospital in California
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Aug 25, 2026. Information in NPPES is self-reported and not verified by CMS.
- NUCC Health Care Provider Taxonomy: specialty names.
- Medicare Fee-For-Service Public Provider Enrollment (CMS/PECOS): enrollments, PAC IDs and benefit reassignments.
- CMS facility enrollments, All Owners and change-of-ownership files: CCNs, owners and managing parties.
- Provider of Services files (CMS): certification status, beds and related CCNs.
- Medicare Care Compare provider data (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.