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JAY GERSHOW, M.D. , INC
NPI 1821255696
Internal Medicine - Hematology & Oncology in San Francisco, CA

Active since May 20, 2008
2300 SUTTER ST, SUITE 203, SAN FRANCISCO, CA 94115(415) 346-7223(415) 346-1449 Get Directions Write a Review

NPPES record last updated: May 20, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Jay Gershow, M.d. , Inc NPPES

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

JAY GERSHOW, M.D. , INC (NPI 1821255696) is a healthcare organization registered as a hematology & oncology in San Francisco, California and active in the NPI registry since May 2008. The organization lists Jay Gershow, President, as its authorized official.

NPPES Registry Identity

NPI1821255696
Entity TypeOrganization
Primary Taxonomy207RH0003X
Legal Business NameJAY GERSHOW, M.D. , INC
Location Address2300 SUTTER ST, SUITE 203San Francisco, CA 94115-3037
Mailing Address2300 Sutter St, Suite 203San Francisco, CA 94115-3037 · (415) 346-7223 · Fax (415) 346-1449
Phone(415) 346-7223
Fax(415) 346-1449
Organization SubpartNo
Authorized OfficialJay GershowPresident · (415) 346-7223
Enumeration DateMay 20, 2008
✔ NPI 1821255696 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
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.
2300 SUTTER ST, San Francisco, CA 94115
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Other Identifiers 3

Medicaid0000G57360CA
Medicare UPINA57357CA
Medicare PIN000G57360CA

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 7

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

DR. JACOB LALEZARI M.D.
Internal Medicine
2300 SUTTER ST
SAN FRANCISCO, CA 94115
San Francisco County (415) 353-0800
DR. NIKOLAJ WOLFSON M.D.
Orthopaedic Surgery (Orthopaedic Trauma)
2300 SUTTER ST, SUITE 207
SAN FRANCISCO, CA 94115
San Francisco County (415) 221-4400
DR. THOMAS CRAIG ELLERHORST D.D.S.
Dentist (General Practice)
2300 SUTTER ST, # 204
SAN FRANCISCO, CA 94115
San Francisco County (415) 921-0434
SAN FRANCISCO BIRTH CENTER, A PROFESSIONAL NURSING CORPORATION
Clinic/Center (Birthing)
2300 SUTTER ST, SUITE 301
SAN FRANCISCO, CA 94115
San Francisco County (415) 780-0848
NEW SUTTER PROFESSIONAL PHARMACY INC
Pharmacy (Community/Retail Pharmacy)
2300 SUTTER ST, SUITE 101
SAN FRANCISCO, CA 94115
San Francisco County (415) 567-3223
DR. MARJORIE A. SMITH M.D.
Internal Medicine
2300 SUTTER ST, SUITE 304
SAN FRANCISCO, CA 94115
San Francisco County (415) 248-1050
SAN FRANCISCO BIRTH CENTER, A PROFESSIONAL NURSING CORPORATION
Midwife
2300 SUTTER ST, SUITE 301
SAN FRANCISCO, CA 94115
San Francisco County (415) 780-0848

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 Jay Gershow, M.D. , Inc's NPI number?

The NPI number for Jay Gershow, M.D. , Inc is 1821255696. It was assigned to this organization in the NPPES registry on May 20, 2008.

Where is Jay Gershow, M.D. , Inc located?

Jay Gershow, M.D. , Inc is located at 2300 Sutter St Suite 203, San Francisco, CA 94115. The listed phone number is (415) 346-7223.

What is Jay Gershow, M.D. , Inc'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 Jay Gershow, M.D. , Inc was last updated on May 20, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.