SIDNEY MARSHAK M.D.
NPI 1790851780
Family Medicine in Los Angeles, CA

Q: What is Sidney Marshak's NPI number?

The NPI number for Sidney Marshak is 1790851780. It was assigned to this individual provider in the NPPES registry on November 28, 2006.

Q: What is Sidney Marshak's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Sidney Marshak was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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 November 28, 2006

3484 E 1ST ST, LOS ANGELES, CA 90063(323) 268-4436(323) 264-3049 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Sidney Marshak M.d. NPPES

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

SIDNEY MARSHAK M.D. (NPI 1790851780) is an individual family medicine provider in Los Angeles, California, licensed in California (A29098) and active in the NPI registry since November 2006.

NPPES Registry Identity

NPI1790851780

Entity TypeIndividualMale

Primary Taxonomy207Q00000X

Provider Legal NameSIDNEY MARSHAKCredential: M.D.

Location Address3484 E 1ST STLos Angeles, CA 90063-2946

Mailing Address3484 E 1st StLos Angeles, CA 90063-2946 · (323) 268-4436 · Fax (323) 264-3049

Phone(323) 268-4436

Fax(323) 264-3049

Sole ProprietorNo

Enumeration DateNovember 28, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1790851780 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

License✔ Licensed in CA · A29098

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.

3484 E 1ST ST, Los Angeles, CA 90063

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Other Identifiers 1

Medicare UPINA83914CA

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.

ONE WEST MEDICAL GROUP

Internal Medicine

3484 E 1ST ST
LOS ANGELES, CA 90063

Los Angeles County (310) 553-5203

MARSHAK MEDICAL GROUP, INC

Non-Pharmacy Dispensing Site

3484 E 1ST ST
LOS ANGELES, CA 90063

Los Angeles County (818) 596-5555

MARSHAK MEDICAL GROUP INC

Family Medicine (Adolescent Medicine)

3484 E 1ST ST
LOS ANGELES, CA 90063

Los Angeles County (323) 268-4436

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 Sidney Marshak's NPI number?

The NPI number for Sidney Marshak is 1790851780. It was assigned to this individual provider in the NPPES registry on November 28, 2006.

Where is Sidney Marshak located?

Sidney Marshak practices at 3484 E 1st St, Los Angeles, CA 90063. The listed phone number is (323) 268-4436.

What is Sidney Marshak's specialty?

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

When was this NPI record last updated?

The NPPES record for Sidney Marshak was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.