NPIMap

Organization Active NPI

County of San Mateo

Doing business as San Mateo Medical Center

  • General Acute Care Hospital
  • San Mateo, CA
National Provider Identifier
1003985755
Registry record updated Oct 15, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
General Acute Care HospitalTaxonomy code 282N00000X
Legal business name
COUNTY OF SAN MATEO
Doing business as
San Mateo Medical Center
Practice address
222 W 39TH Ave
San Mateo, CA 94403-4364
Phone
(650) 573-2222
NPI assigned
Nov 7, 2006
Last updated
Oct 15, 2025By the provider in NPPES
Organization subpart
Yes
Parent organization
COUNTY OF SAN MATEOAs reported in NPPES

NPPES NPI Registry

Updated by the provider on Oct 15, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name
Jennifer Papa
Title
Chief Financial Officer
Phone
(650) 573-2613

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
General Acute Care Hospital 282N00000X CA Primary

Addresses

Primary practice location

222 W 39TH Ave
San Mateo, CA 94403-4364

Mailing address

222 W 39TH Ave
San Mateo, CA 94403-4364
Phone (650) 573-2222

Other identifiers 2

IdentifierTypeStateIssuer
HSC00113WMedicaidCA
ZZR00113WOtherCAHPSM

Other names 1

  • San Mateo Medical Center Doing business as

Electronic endpoints 1

TypeEndpointUseAffiliation
CONNECT URL https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service Other Ability Network

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20100903000488 CA Part A Provider - Hospital 9032023171 7 other NPIs on this enrollment
This NPI is an additional NPI on the enrollment
Practice locations: Redwood City, CA; South San Francisco, CA; San Mateo, CA; Half Moon Bay, CA; Daly City, CA

NPI to CCN mapping 1

The Medicare certification numbers (CCNs) connected to NPI 1003985755. Details of each certification follow.

Hospital certification: CCN 050113

Legal name
COUNTY OF SAN MATEO
Doing business as
SAN MATEO MEDICAL CENTER
Certification status
Active
Provider type (POS)
Hospital – Short-term
Participating since
Jul 1, 1966
Last certification
Nov 15, 2024
Beds
103
Ownership / control type
Local
Organization structure
GovernmentNon-profit
Enrollment address
222 W 39TH Ave
San Mateo, CA 94403-4364
Main/Primary Hospital Location
Hospital subgroups
Acute care

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

Other NPIs on the same Medicare enrollment 7

NPIs listed together on one Medicare enrollment, typically parts of the same organization.

Care Compare: Hospital

Medicare Care Compare
Listed as
San Mateo Medical CenterCCN 050113 · All quality measures
Type
Acute Care Hospitals
Ownership
Government - Local
Medicare certification status
ActiveFrom the Provider of Services file
Emergency services
Yes

National Provider Directory

National Provider Directory
Tax ID family
San Mateo Medical Center Methadone Treatment Program123 organizations share this tax ID, including this one
Part of
San Mateo Medical Center Methadone Treatment Program

Organizations with this tax ID in the same state 12

This tax ID family is large, so up to 24 of its organizations in the same state are linked here.

Ownership & related parties

All disclosed owners & managing parties 3

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

NameRoleSinceShare
Jennifer Papa Individual W-2 Managing EmployeeChief Financial Officer Oct 14, 2014
Operational/Managerial ControlChief Financial Officer Oct 14, 2014
David S McGrew Individual W-2 Managing EmployeeInterim Cfo May 28, 2014
County of San Mateo Organization, San Mateo, CA 5% Or Greater Direct Ownership Interest Jul 1, 1966 100%

Owners & managing parties with NPI records 15

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

  • County of San Mateo

    dba Daly City Youth Hlth Ctr

    • Federally Qualified Health Center (FQHC)
    • Daly City, CA
    • NPI 1023196011

    5% Or Greater Direct Ownership Interest

    CMS ownership
  • County of San Mateo

    dba San Mateo Medical Center

    • Psychiatric Hospital Unit
    • San Mateo, CA
    • NPI 1194894840

    5% Or Greater Direct Ownership Interest

    CMS ownership
  • County of San Mateo

    dba San Mateo Medical Center

    • Federally Qualified Health Center (FQHC)
    • Daly City, CA
    • NPI 1265522619

    5% Or Greater Direct Ownership Interest

    CMS ownership
  • County of San Mateo

    dba San Mateo Medical Center

    • Public Health or Welfare Agency
    • San Mateo, CA
    • NPI 1306907928

    5% Or Greater Direct Ownership Interest

    CMS ownership
  • County of San Mateo

    dba San Mateo Medical Center

    • General Acute Care Hospital
    • San Mateo, CA
    • NPI 1386713030

    5% Or Greater Direct Ownership Interest

    CMS ownership
  • County of San Mateo

    dba San Mateo Medical Center

    • Federally Qualified Health Center (FQHC)
    • Redwood City, CA
    • NPI 1386728533

    5% Or Greater Direct Ownership Interest

    CMS ownership
  • County of San Mateo

    dba San Mateo Medical Center

    • Federally Qualified Health Center (FQHC)
    • Redwood City, CA
    • NPI 1568540557

    5% Or Greater Direct Ownership Interest

    CMS ownership
  • County of San Mateo

    dba San Mateo Medical Center

    • Multi-Specialty Clinic/Center
    • San Mateo, CA
    • NPI 1679642326

    5% Or Greater Direct Ownership Interest

    CMS ownership
  • County of San Mateo

    dba San Mateo Medical Center

    • Long Term Care Hospital
    • San Mateo, CA
    • NPI 1710066634

    5% Or Greater Direct Ownership Interest

    CMS ownership
  • County of San Mateo

    dba San Mateo Medical Center

    • Federally Qualified Health Center (FQHC)
    • South San Francisco, CA
    • NPI 1750460671

    5% Or Greater Direct Ownership Interest

    CMS ownership
  • County of San Mateo

    dba San Mateo Medical Center

    • Multi-Specialty Clinic/Center
    • San Mateo, CA
    • NPI 1780753434

    5% Or Greater Direct Ownership Interest

    CMS ownership
  • County of San Mateo

    dba San Mateo Medical Center

    • Multi-Specialty Clinic/Center
    • San Mateo, CA
    • NPI 1831268580

    5% Or Greater Direct Ownership Interest

    CMS ownership
View all 15

Practitioners & affiliated clinicians

Affiliated clinicians 218

Clinicians who list this facility as an affiliation in Medicare Care Compare.

View all 218

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1162857600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1760486400000",
    "number": "1003985755",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "222 W 39TH AVE",
            "city": "SAN MATEO",
            "state": "CA",
            "postal_code": "944034364",
            "telephone_number": "650-573-2222"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "222 W 39TH AVE",
            "city": "SAN MATEO",
            "state": "CA",
            "postal_code": "944034364",
            "telephone_number": "650-573-2222"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "COUNTY OF SAN MATEO",
        "organizational_subpart": "YES",
        "parent_organization_legal_business_name": "COUNTY OF SAN MATEO",
        "enumeration_date": "2006-11-07",
        "last_updated": "2025-10-15",
        "certification_date": "2025-10-15",
        "status": "A",
        "authorized_official_last_name": "PAPA",
        "authorized_official_first_name": "JENNIFER",
        "authorized_official_title_or_position": "CHIEF FINANCIAL OFFICER",
        "authorized_official_telephone_number": "650-573-2613"
    },
    "taxonomies": [
        {
            "code": "282N00000X",
            "taxonomy_group": "",
            "desc": "General Acute Care Hospital",
            "state": "CA",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "HSC00113W",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "HPSM",
            "identifier": "ZZR00113W",
            "state": "CA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "CONNECT",
            "endpointTypeDescription": "CONNECT URL",
            "endpoint": "https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service",
            "affiliation": "Y",
            "endpointDescription": "2.16.840.1.113883.3.667.2",
            "affiliationName": "Ability Network",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "CMS esMD eMDR",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "64 S Price Rd Ste B",
            "city": "Brownsville",
            "state": "TX",
            "country_code": "US",
            "postal_code": "785212459",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "organization_name": "San Mateo Medical Center",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in San Mateo, CA

Sources for this page

Verify at the official NPI Registry.