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NIHON BAY CLINIC
NPI 1770540858
Family Medicine in San Mateo, CA

Active since May 01, 2006CLIA 05D1035320 · Waiver
40 N SAN MATEO DR, NIHON BAY CLINIC, SAN MATEO, CA 94401(650) 558-0337(650) 558-9364 Get Directions Write a Review

NPPES record last updated: August 24, 2010. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Nihon Bay Clinic NPPES

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

NIHON BAY CLINIC (NPI 1770540858) is a healthcare organization registered as a family medicine in San Mateo, California and active in the NPI registry since May 2006. The organization holds a CLIA Waiver certificate valid through December 28, 2026 and lists Masayasu Kihira, Family Practitioner Medical Directo, as its authorized official.

NPPES Registry Identity

NPI1770540858
Entity TypeOrganization
Primary Taxonomy207Q00000X
Legal Business NameMASAYASU KIHIRA MD A PROFESSIONAL CORPORATION
Location Address40 N SAN MATEO DR, NIHON BAY CLINICSan Mateo, CA 94401-2824
Mailing Address40 N San Mateo Dr, Nihon Bay ClinicSan Mateo, CA 94401-2824 · (650) 558-0337 · Fax (650) 558-9364
Phone(650) 558-0337
Fax(650) 558-9364
Organization SubpartNo
Authorized OfficialMasayasu KihiraFamily Practitioner Medical Directo · (650) 558-0337
Enumeration DateMay 1, 2006
Last NPPES UpdateAugust 24, 2010
✔ NPI 1770540858 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Also ListedPediatricsTaxonomy 208000000X
40 N SAN MATEO DR, San Mateo, CA 94401
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Other Names 1

Doing Business AsNihon Bay Clinic

Other Identifiers 2

Medicare UPING18602CA
Medicare PINZZZ30019ZCA

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D1035320

Nihon Bay Clinic/Masayasu Kihira MD A Professional Corporation · San Mateo, CA
Active · expires Dec 28, 2026
CLIA Number05D1035320
Laboratory TypePhysician Office
Certificate Effective DateDecember 29, 2024
Certificate Expiration DateDecember 28, 2026
Laboratory DirectorMasayasu Kihira MD
Laboratory Phone(650) 558-0337
Laboratory LocationNihon Bay Clinic/Masayasu Kihira MD A Professional Corporation40 North San Mateo Drive, San Mateo, CA 94401
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 3

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

DR. MASAYASU KIHIRA MD PHD
Family Medicine
40 N SAN MATEO DR, NIHON BAY CLINIC
SAN MATEO, CA 94401
San Mateo County (650) 558-0337
DR. AYAKO YANO MD PHD
Pediatrics
40 N SAN MATEO DR, NIHON BAY CLINIC
SAN MATEO, CA 94401
San Mateo County (650) 558-0337
LAURIN YURI NOGUCHI NP
Family Medicine
40 N SAN MATEO DR
SAN MATEO, CA 94401
San Mateo County (650) 558-0337

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 Masayasu Kihira MD A Professional Corporation's NPI number?

The NPI number for Masayasu Kihira MD A Professional Corporation is 1770540858. It was assigned to this organization in the NPPES registry on May 1, 2006. The provider is doing business as Nihon Bay Clinic.

Where is Masayasu Kihira MD A Professional Corporation located?

Masayasu Kihira MD A Professional Corporation is located at 40 N San Mateo Dr Nihon Bay Clinic, San Mateo, CA 94401. The listed phone number is (650) 558-0337.

What is Masayasu Kihira MD A Professional Corporation's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Does Masayasu Kihira MD A Professional Corporation hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D1035320) is associated with this NPI, valid through December 28, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Masayasu Kihira MD A Professional Corporation was last updated on August 24, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years 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.