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Sutter Bay Hospitals

Organization Active NPI Psychiatric Hospital Unit · San Mateo, CA

NPI 1043670342 · NPPES record last updated Aug 25, 2026

Key facts

NPI
1043670342
Entity type
Organization (NPI type 2)
Primary specialty
Psychiatric Hospital Unit 273R00000X
License
220000037 (CA)
Legal business name
SUTTER BAY HOSPITALS
Practice address
100 S San Mateo Dr
San Mateo, CA 94401-3805
Phone
(650) 696-5400
NPI assigned
Feb 29, 2016
Organization subpart
Yes
Parent organization (as reported)
SUTTER BAY HOSPITALS

Authorized official

Name
John B. Gates
Title
Cfo
Phone
(510) 450-7357

Owners & managing parties with NPI records 4

Owners and managing parties disclosed on this facility’s Medicare enrollment that are themselves Medicare-enrolled.

Owned or controlled facilities with NPI records 2

Facilities whose Medicare enrollment lists this provider as an owner, officer, director or managing party.

Other NPIs with the same Medicare PAC ID 22

NPIs whose Medicare enrollments share a PECOS associate control ID (the same enrolled entity).

Corporate family (same tax ID) 15

Organizations that report the same tax identification number in the National Provider Directory.

Facilities connected through Provider of Services related, parent or unit certification numbers.

Facilities with the same owner 59

Facilities that share an organizational owner with 5% or greater ownership or operational control.

View all 59

Practitioners 45

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

View all 45

Laboratory certificates & supplier records

Name & address match These CMS records do not include an NPI. They are shown here because their name and street address match this provider’s.

CLIA laboratory certificates

CLIA numberLaboratoryCertificateExpires
05D2172313Mills Peninsula Medical Center
100 South San Mateo Drive Suite 1169, San Mateo, CA 94401		Certificate of waiverSep 18, 2027

Medicare participation

Medicare fee-for-service enrollment
Enrolled in CA

Hospital certification: CCN 05S007

Legal name
SUTTER BAY HOSPITALS
Doing business as
MILLS HEALTH CENTER D/P APH
Organization structure
Corporation · Non-profit
Incorporated
Dec 9, 1885 in CA
Enrollment address
100 S San Mateo Dr
San Mateo, CA 94401-3805
Hospital Psychiatric Unit
Hospital subgroups
Psychiatric, Psychiatric unit

All disclosed owners & managing parties 18

As disclosed on the Medicare enrollment (CMS All Owners files). Individuals include officers, directors and managing employees, who may not hold ownership.

NameRoleSinceShare
Yvonne Richardson
Individual 		Corporate Director
Board Member		 Aug 4, 2021
Todd C Smith
Individual 		Corporate Director
Board Member		 Jun 12, 2023
Gregory Brown
Individual 		Corporate Director
Board Member		 Jan 1, 2025
Jill M Kacher Cobb
Individual 		Corporate Director
Board Member		 Jan 1, 2019
Arnold Schaffer
Individual 		Corporate Director
Board Member		 Jan 1, 2024
Theodore Deikel
Individual 		Corporate Director
Board Member		 May 21, 2015
Janet Garufis
Individual 		Corporate Director
Board Member		 Jan 1, 2024
Rita Ophelia Kwan-Feinberg
Individual 		Corporate Director
Board Member		 Jan 1, 2025
Susan McCabe
Individual 		Corporate Director
Senior Director		 Jul 14, 2025
Juli Maxworthy
Individual 		Corporate Director
Board Member		 Aug 4, 2021
Heidi J Schmidt
Individual 		Corporate Director
Board Member		 Jan 1, 2025
Thomas Briody
Individual 		Corporate Director
Board Member		 Feb 8, 2023
William L Brunetti
Individual 		Corporate Director
Board Member		 Feb 8, 2023
Jeffrey T Strawn
Individual 		Corporate Director
Board Member		 Jan 1, 2025
Yumi Nakagawa
Individual 		Corporate Director
Board Member		 Jan 1, 2021
Sutter Health
Organization · Sacramento, CA
Corporation, Non-profit, Chain home office 		5% Or Greater Direct Ownership Interest Jan 8, 1996 100%
Jonathan Ma
Individual 		Corporate Officer
Cfo		 Jan 1, 2025
W-2 Managing Employee Jan 1, 2025
Aditi H Patel
Individual 		Corporate Director
Board Member		 Jan 1, 2025

All facility ownership & control disclosures 2

Facilities whose Medicare enrollment lists this provider’s PECOS associate ID as an owner or managing party.

FacilityTypeRoleSince
Sutter Lakeside Hospital
Lakeport, CA · CCN 051329		 Hospital 5% Or Greater Direct Ownership Interest (100%) Jan 1, 2010
California Pacific Medical Center - Davies Campus
San Francisco, CA · CCN 056245		 Skilled nursing facility 5% Or Greater Direct Ownership Interest (100%) Feb 1, 2016

Medicare enrollment records

Enrollment IDStateProvider typePAC IDDetails
O20160614001955 CA Part a Provider - Hospital 3476506528 Practice locations: San Mateo, CA

National Provider Directory

Tax ID family
Psychiatrist Clinic of (62 organizations share this tax ID)
Part of
Psychiatrist Clinic of

Specialties & licenses

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatric Hospital Unit 273R00000X 220000037 CA Yes

Addresses

Primary practice location

100 S San Mateo Dr
San Mateo, CA 94401-3805

Mailing address

PO Box 742738
Los Angeles, CA 90074-2738

Other identifiers

IdentifierTypeStateIssuer
220000037OtherCADISTINCT PART ACURE PSYCHIATRIC UNIT LICENSE

Other names

  • Mills Health Center D/P APH Doing business as
  • SUTTER MILLS PENINSULA MEDICAL CENTER, SAN MATEO CAMPUS Doing business as

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API JSON format, last updated by the provider on Aug 25, 2026.

{
    "created_epoch": "1456704000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1787616000000",
    "number": "1043670342",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 742738",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900742738"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "100 S SAN MATEO DR",
            "city": "SAN MATEO",
            "state": "CA",
            "postal_code": "944013805",
            "telephone_number": "650-696-5400"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "SUTTER BAY HOSPITALS",
        "organizational_subpart": "YES",
        "parent_organization_legal_business_name": "SUTTER BAY HOSPITALS",
        "enumeration_date": "2016-02-29",
        "last_updated": "2026-08-25",
        "certification_date": "2026-08-25",
        "status": "A",
        "authorized_official_last_name": "GATES",
        "authorized_official_first_name": "JOHN",
        "authorized_official_middle_name": "B.",
        "authorized_official_title_or_position": "CFO",
        "authorized_official_telephone_number": "510-450-7357"
    },
    "taxonomies": [
        {
            "code": "273R00000X",
            "taxonomy_group": "",
            "desc": "Psychiatric Unit",
            "state": "CA",
            "license": "220000037",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "DISTINCT PART ACURE PSYCHIATRIC UNIT LICENSE",
            "identifier": "220000037",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Mills Health Center D/P APH",
            "code": "3",
            "type": "Doing Business As"
        },
        {
            "organization_name": "SUTTER MILLS PENINSULA MEDICAL CENTER, SAN MATEO CAMPUS",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in San Mateo, CA

All providers in San Mateo, CA · Psychiatric Hospital Unit in California

Sources for this page

Verify at the official NPI Registry.