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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. ROBERT JAY MARGOLIS M.D.
NPI 1568401388
Internal Medicine - Medical Oncology in Torrance, CA

Active since June 06, 2006
19191 S VERMONT AVE, 200, TORRANCE, CA 90502(310) 354-4221(310) 538-0671 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Robert Jay Margolis M.d. NPPES

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

DR. ROBERT JAY MARGOLIS M.D. (NPI 1568401388) is an individual medical oncology provider in Torrance, California, licensed in California (G28020) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1568401388
Entity TypeIndividualMale
Primary Taxonomy207RX0202X
Provider Legal NameDR. ROBERT JAY MARGOLISCredential: M.D.
Location Address19191 S VERMONT AVE, 200Torrance, CA 90502-1018
Mailing Address19191 S Vermont Ave, 200Torrance, CA 90502-1018 · (310) 354-4221
Phone(310) 354-4221
Fax(310) 538-0671
Sole ProprietorNo
Enumeration DateJune 6, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1568401388 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RX0202X
License✔ Licensed in CA · G28020
Definition
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.
19191 S VERMONT AVE, Torrance, CA 90502
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Other Providers at the Same Location NPPES 16

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

ELLEN LUONG
Nurse Practitioner (Family)
19191 S VERMONT AVE
TORRANCE, CA 90502
Los Angeles County (626) 857-2500
COLETTE MCFADDEN MD
Hospitalist
19191 S VERMONT AVE
TORRANCE, CA 90502
Los Angeles County (510) 919-9641
PREMIER HEALTHCARE SERVICES, LLC
Home Health
19191 S VERMONT AVE, SUITE 160
TORRANCE, CA 90502
Los Angeles County (310) 988-1100
THERAPEUTIC ADVANTAGE INCORPORATED
Physical Therapist (Geriatrics)
19191 S VERMONT AVE, SUITE 410
TORRANCE, CA 90502
Los Angeles County (310) 327-9101
HEALTHCARE PARTNERS ASSOCIATES MEDICAL GROUP, P.C.
Internal Medicine
19191 S VERMONT AVE, SUITE 200
TORRANCE, CA 90502
Los Angeles County (310) 354-4211
ROBERT GREGORY SPLAWN MD
Emergency Medicine
19191 S VERMONT AVE
TORRANCE, CA 90502
Los Angeles County (310) 354-4340
JENNIFER HONGHANH NGUYEN N.P.
Nurse Practitioner
19191 S VERMONT AVE, STE 200
TORRANCE, CA 90502
Los Angeles County (310) 354-4346
HOMECARE ADVANTAGE INC.
Home Health
19191 S VERMONT AVE, SUITE 410
TORRANCE, CA 90502
Los Angeles County (310) 327-9900

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 Robert Margolis's NPI number?

The NPI number for Robert Margolis is 1568401388. It was assigned to this individual provider in the NPPES registry on June 6, 2006.

Where is Robert Margolis located?

Robert Margolis practices at 19191 S Vermont Ave 200, Torrance, CA 90502. The listed phone number is (310) 354-4221.

What is Robert Margolis's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

When was this NPI record last updated?

The NPPES record for Robert Margolis was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 days 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.