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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

AJAY GUPTA M.D.
NPI 1477529279
Internal Medicine - Nephrology in Torrance, CA

Active since February 23, 2006
21840 NORMANDIE AVE, TORRANCE, CA 90502(310) 222-5015(310) 328-1415 Get Directions Write a Review

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

About Ajay Gupta M.d. NPPES

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

AJAY GUPTA M.D. (NPI 1477529279) is an individual nephrology provider in Torrance, California, licensed in California (C50579) and active in the NPI registry since February 2006.

NPPES Registry Identity

NPI1477529279
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameAJAY GUPTACredential: M.D.
Location Address21840 NORMANDIE AVETorrance, CA 90502-2047
Mailing Address21840 Normandie AveTorrance, CA 90502-2047 · (310) 222-5015 · Fax (310) 328-1415
Phone(310) 222-5015
Fax(310) 328-1415
Sole ProprietorNo
Enumeration DateFebruary 23, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1477529279 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in CA · C50579
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
21840 NORMANDIE AVE, Torrance, CA 90502
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Other Identifiers 1

Medicaid00C505790CA

Other Providers at the Same Location NPPES 20

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

KATAYOUN K MOSTAFAIE M.D.
General Practice
21840 NORMANDIE AVE, STE. 700
TORRANCE, CA 90502
Los Angeles County (310) 222-5101
ANDREW G GIANOUKAKIS M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
21840 NORMANDIE AVE, STE. 700
TORRANCE, CA 90502
Los Angeles County (310) 222-5183
KATHY E SIETSEMA M.D.
Internal Medicine (Pulmonary Disease)
21840 NORMANDIE AVE
TORRANCE, CA 90502
Los Angeles County (310) 222-5101
MARK T. MUNEKATA M.D.
General Practice
21840 NORMANDIE AVE, STE. 700
TORRANCE, CA 90502
Los Angeles County (310) 222-5101
JOEL D. KOPPLE M.D.
Internal Medicine (Nephrology)
21840 NORMANDIE AVE, STE. 700
TORRANCE, CA 90502
Los Angeles County (310) 222-5101
NEDILJKA BULJUBASIC M.D.
Internal Medicine (Cardiovascular Disease)
21840 NORMANDIE AVE, STE. 700
TORRANCE, CA 90502
Los Angeles County (310) 222-5101
CATHERINE S MAO M.D.
Pediatrics (Pediatric Endocrinology)
21840 NORMANDIE AVE, STE. 1100
TORRANCE, CA 90502
Los Angeles County (310) 222-5133
RONALD SWERDLOFF M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
21840 NORMANDIE AVE, STE. 700
TORRANCE, CA 90502
Los Angeles County (310) 222-5101

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 Ajay Gupta's NPI number?

The NPI number for Ajay Gupta is 1477529279. It was assigned to this individual provider in the NPPES registry on February 23, 2006.

Where is Ajay Gupta located?

Ajay Gupta practices at 21840 Normandie Ave, Torrance, CA 90502. The listed phone number is (310) 222-5015.

What is Ajay Gupta's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

When was this NPI record last updated?

The NPPES record for Ajay Gupta 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 25 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.