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CHRISTOPHER CHEN, M.D., INC.
NPI 1851476832
Specialist in Pleasanton, CA

Active since October 26, 2006CLIA 05D1089832 · Waiver
1393 SANTA RITA RD STE E, PLEASANTON, CA 94566(925) 461-2840(800) 940-9545 Get Directions Write a Review

NPPES record last updated: May 19, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 19, 2025, Dec 5, 2022, Nov 28, 2022 and 2 more (5 updates tracked since 2021).

About Christopher Chen, M.d., Inc. NPPES

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

CHRISTOPHER CHEN, M.D., INC. (NPI 1851476832) is a healthcare organization registered as a specialist in Pleasanton, California and active in the NPI registry since October 2006. The organization holds a CLIA Waiver certificate valid through September 25, 2026 and lists Chris Chen, Physician/owner, as its authorized official.

NPPES Registry Identity

NPI1851476832
Entity TypeOrganization
Primary Taxonomy174400000X
Legal Business NameCHRISTOPHER CHEN, M.D., INC.
Location Address1393 SANTA RITA RD STE EPleasanton, CA 94566-5667
Mailing AddressPo Box 122Pleasanton, CA 94566-0012 · (925) 461-2840 · Fax (800) 940-9545
Phone(925) 461-2840
Fax(800) 940-9545
Organization SubpartNo
Authorized OfficialChris ChenPhysician/owner · (925) 461-2840
Enumeration DateOctober 26, 2006
Last NPPES UpdateMay 19, 20255 updates tracked since enumeration
NPPES CertifiedMay 19, 2025
✔ NPI 1851476832 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in CA · G063956
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
1393 SANTA RITA RD STE E, Pleasanton, CA 94566
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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 05D1089832

Christopher Chen, MD, Inc · Pleasanton, CA
Active · expires Sep 25, 2026
CLIA Number05D1089832
Laboratory TypePhysician Office
Certificate Effective DateSeptember 26, 2024
Certificate Expiration DateSeptember 25, 2026
Laboratory DirectorChris Chen
Laboratory Phone(925) 461-2840
Laboratory LocationChristopher Chen, MD, Inc4439 Stoneridge Drive Suite 110, Pleasanton, CA 94588
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 2

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

DR. ABRAHAM HAFIZ RODRIGUEZ M.D.
General Practice
1393 SANTA RITA RD STE E
PLEASANTON, CA 94566
Alameda County (925) 461-2840
DR. CHRIS CHEN M.D.
Anesthesiology
1393 SANTA RITA RD STE E
PLEASANTON, CA 94566
Alameda County (925) 461-2840

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 Christopher Chen, M.D., Inc.'s NPI number?

The NPI number for Christopher Chen, M.D., Inc. is 1851476832. It was assigned to this organization in the NPPES registry on October 26, 2006.

Where is Christopher Chen, M.D., Inc. located?

Christopher Chen, M.D., Inc. is located at 1393 Santa Rita Rd Ste E, Pleasanton, CA 94566. The listed phone number is (925) 461-2840.

What is Christopher Chen, M.D., Inc.'s specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Does Christopher Chen, M.D., Inc. hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D1089832) is associated with this NPI, valid through September 25, 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 Christopher Chen, M.D., Inc. was last updated on May 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.