DR. CHEN I CHEN PHARM.D.
NPI 1609012129
Pharmacist - Geriatric in San Marino, CA

Q: What is Chen Chen's NPI number?

The NPI number for Chen Chen is 1609012129. It was assigned to this individual provider in the NPPES registry on January 6, 2009.

Q: What is Chen Chen's specialty?

The primary specialty registered for this NPI is Pharmacist, specializing in Geriatric, with taxonomy code 1835G0303X.

Q: When was this NPI record last updated?

The NPPES record for Chen Chen was last updated on January 6, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.

Active since January 06, 2009

2921 SHEFFIELD RD, SAN MARINO, CA 91108(626) 309-9899 Get Directions Write a Review

NPPES record last updated: January 6, 2009. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Chen I Chen Pharm.d. NPPES

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

DR. CHEN I CHEN PHARM.D. (NPI 1609012129) is an individual geriatric provider in San Marino, California, licensed in California (61539) and active in the NPI registry since January 2009.

NPPES Registry Identity

NPI1609012129

Entity TypeIndividualMale

Primary Taxonomy1835G0303X

Provider Legal NameDR. CHEN I CHENCredential: PHARM.D.

Location Address2921 SHEFFIELD RDSan Marino, CA 91108-3031

Mailing Address2921 Sheffield RdSan Marino, CA 91108-3031 · (626) 309-9899

Phone(626) 309-9899

Sole ProprietorYes

Enumeration DateJanuary 6, 2009

✔ NPI 1609012129 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPharmacist · GeriatricPharmacy Service Providers

Taxonomy Code1835G0303X

License✔ Licensed in CA · 61539

Definition

A pharmacist who is certified in geriatric pharmacy practice is designated as a Certified Geriatric Pharmacist (CGP). To become certified, candidates are expected to be knowledgeable about principles of geriatric pharmacotherapy and the provision of pharmaceutical care to the elderly.

2921 SHEFFIELD RD, San Marino, CA 91108

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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 Chen Chen's NPI number?

The NPI number for Chen Chen is 1609012129. It was assigned to this individual provider in the NPPES registry on January 6, 2009.

Where is Chen Chen located?

Chen Chen practices at 2921 Sheffield Rd, San Marino, CA 91108. The listed phone number is (626) 309-9899.

What is Chen Chen's specialty?

The primary specialty registered for this NPI is Pharmacist, specializing in Geriatric, with taxonomy code 1835G0303X.

When was this NPI record last updated?

The NPPES record for Chen Chen was last updated on January 6, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.