DR. ISAN CHEN M.D.
NPI 1407142409
Internal Medicine - Hematology & Oncology in San Diego, CA

Q: What is Isan Chen's NPI number?

The NPI number for Isan Chen is 1407142409. It was assigned to this individual provider in the NPPES registry on June 28, 2011.

Q: What is Isan Chen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Q: When was this NPI record last updated?

The NPPES record for Isan Chen was last updated on June 3, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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 June 28, 2011

9393 TOWNE CENTRE DR, SUITE 200, SAN DIEGO, CA 92121(858) 332-3428 Get Directions Write a Review

NPPES record last updated: June 3, 2015. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Isan Chen M.d. NPPES

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

DR. ISAN CHEN M.D. (NPI 1407142409) is an individual hematology & oncology provider in San Diego, California, licensed in California (A61212) and active in the NPI registry since June 2011.

NPPES Registry Identity

NPI1407142409

Entity TypeIndividualMale

Primary Taxonomy207RH0003X

Provider Legal NameDR. ISAN CHENCredential: M.D.

Location Address9393 TOWNE CENTRE DR, SUITE 200San Diego, CA 92121-3070

Mailing Address9393 Towne Centre Dr, Suite 200San Diego, CA 92121-3070

Phone(858) 332-3428

Sole ProprietorYes

Enumeration DateJune 28, 2011

Last NPPES UpdateJune 3, 2015

✔ NPI 1407142409 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RH0003X

License✔ Licensed in CA · A61212

Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

9393 TOWNE CENTRE DR, San Diego, CA 92121

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Other Identifiers 1

Medicare UPINH21581

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.

IVOR ROYSTON M.D.

Specialist

9393 TOWNE CENTRE DR, SUITE 200
SAN DIEGO, CA 92121

San Diego County (858) 964-5004

BIOLOGICAL DYNAMICS, INC.

Clinical Medical Laboratory

9393 TOWNE CENTRE DR
SAN DIEGO, CA 92121

San Diego County (949) 439-0786

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 Isan Chen's NPI number?

The NPI number for Isan Chen is 1407142409. It was assigned to this individual provider in the NPPES registry on June 28, 2011.

Where is Isan Chen located?

Isan Chen practices at 9393 Towne Centre Dr Suite 200, San Diego, CA 92121. The listed phone number is (858) 332-3428.

What is Isan Chen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

When was this NPI record last updated?

The NPPES record for Isan Chen was last updated on June 3, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.