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COUNTY OF SAN MATEO
NPI 1336239052
Clinic/Center - Medical Specialty in Menlo Park, CA

Active since October 13, 2006
795 WILLOW RD, MENLO PARK, CA 94025(650) 599-3890 Get Directions Write a Review

NPPES record last updated: October 16, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About County Of San Mateo NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

COUNTY OF SAN MATEO (NPI 1336239052), doing business as San Mateo Medical Center, is a healthcare organization registered as a medical specialty in Menlo Park, California and active in the NPI registry since October 2006. The organization lists Jennifer Papa, Chief Financial Officer, as its authorized official.

NPPES Registry Identity

NPI1336239052
Entity TypeOrganization
Primary Taxonomy261QM2500X
Legal Business NameCOUNTY OF SAN MATEO
Location Address795 WILLOW RDMenlo Park, CA 94025-2539
Mailing Address222 W 39th AveSan Mateo, CA 94403-4364 · (650) 573-2222
Phone(650) 599-3890
Organization SubpartYes
Authorized OfficialJennifer PapaChief Financial Officer · (650) 573-2613
Enumeration DateOctober 13, 2006
Last NPPES UpdateOctober 16, 2025
NPPES CertifiedOctober 16, 2025
✔ NPI 1336239052 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Medical SpecialtyAmbulatory Health Care Facilities
Taxonomy Code261QM2500X
Definition
An entity, facility, or distinct part of a facility providing diagnostic, treatment, and prescriptive services related to a specific area of medical specialization. Frequently used for Title V related Children's Specialty services or to meet specific public health needs (e.g., infectious diseases or breast and cervical cancer).
795 WILLOW RD, Menlo Park, CA 94025
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Other Names 1

Doing Business AsSan Mateo Medical Center

Other Identifiers 2

OtherZZZ085052CA · Blue Shield
MedicaidGR0028885CA

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. TIMOTHY J AVERY PSY.D.
Psychologist (Clinical)
795 WILLOW RD
MENLO PARK, CA 94025
San Mateo County (650) 493-5000
COUNTY OF SAN MATEO
Clinic/Center (Federally Qualified Health Center (FQHC))
795 WILLOW RD, BLDG 334
MENLO PARK, CA 94025
San Mateo County (650) 599-3890
MRS. MARGARET A GIVENS LPT
Physical Therapist
795 WILLOW RD, ROOM E-106, BLDG 334
MENLO PARK, CA 94025
San Mateo County (650) 493-5000
MS. STEPHANIE ALEJANDRA GUZMAN LOPEZ MSW, LCSW, PPSC
Social Worker (Clinical)
795 WILLOW RD
MENLO PARK, CA 94025
San Mateo County (650) 493-5000
ALBERT LY PHD
Psychologist
795 WILLOW RD
MENLO PARK, CA 94025
San Mateo County (650) 614-9997
PALO ALTO VAMC
Department of Veterans Affairs (VA) Pharmacy
795 WILLOW RD
MENLO PARK, CA 94025
San Mateo County (650) 849-1292
DR. ZAREENA JABEEN HUSSAIN MD
Radiology (Diagnostic Radiology)
795 WILLOW RD, VA NATIONAL TELERADIOLOGY PROGRAM
MENLO PARK, CA 94025
San Mateo County (612) 629-7186
MEGHANN FLYNN LAI
Social Worker (Clinical)
795 WILLOW RD
MENLO PARK, CA 94025
San Mateo County (516) 521-2828

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is County Of San Mateo's NPI number?

The NPI number for County Of San Mateo is 1336239052. It was assigned to this organization in the NPPES registry on October 13, 2006. The provider is doing business as San Mateo Medical Center.

Where is County Of San Mateo located?

County Of San Mateo is located at 795 Willow Rd, Menlo Park, CA 94025. The listed phone number is (650) 599-3890.

What is County Of San Mateo's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Medical Specialty, with taxonomy code 261QM2500X.

When was this NPI record last updated?

The NPPES record for County Of San Mateo was last updated on October 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.