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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.

LEON JAMES HELMBRECHT M.D.
NPI 1992792378
Urology in Pomona, CA

Active since September 30, 2005
160 E ARTESIA ST, SUITE 220, POMONA, CA 91767(909) 623-3428(909) 622-1923 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Leon James Helmbrecht M.d. NPPES

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

LEON JAMES HELMBRECHT M.D. (NPI 1992792378) is an individual urology provider in Pomona, California, licensed in California (G15645) and active in the NPI registry since September 2005.

NPPES Registry Identity

NPI1992792378
Entity TypeIndividualMale
Primary Taxonomy208800000X
Provider Legal NameLEON JAMES HELMBRECHTCredential: M.D.
Location Address160 E ARTESIA ST, SUITE 220Pomona, CA 91767-2900
Mailing Address716 Valparaiso DrClaremont, CA 91711-1561 · (909) 623-3428 · Fax (909) 622-1923
Phone(909) 623-3428
Fax(909) 622-1923
Sole ProprietorNo
Enumeration DateSeptember 30, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1992792378 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyUrologyAllopathic & Osteopathic Physicians
Taxonomy Code208800000X
License✔ Licensed in CA · G15645
Definition
A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.
160 E ARTESIA ST, Pomona, CA 91767
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Other Identifiers 1

Medicaid00G156450CA

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.

DR. SHARYN D. BREKHUS M.D.
Neurological Surgery
160 E ARTESIA ST, SUITE 220
POMONA, CA 91767
Los Angeles County (909) 865-1020
JEFFREY B. THOMAS, D.D.S.
Dentist (General Practice)
160 E ARTESIA ST, SUITE 125
POMONA, CA 91767
Los Angeles County (909) 622-1261
KENNETH W LEE & ASSOCIATES INC
Internal Medicine (Gastroenterology)
160 E ARTESIA ST, SUITE 140
POMONA, CA 91767
Los Angeles County (909) 622-3800
DR. JEFFREY B THOMAS D.D.S.
Dentist (General Practice)
160 E ARTESIA ST, SUITE 125
POMONA, CA 91767
Los Angeles County (909) 622-1261
ROHIT R TRIVEDI M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
160 E ARTESIA ST, SUITE 355
POMONA, CA 91767
Los Angeles County (909) 865-1161
PARS MEDICAL INC.
Surgery
160 E ARTESIA ST, SUITE 355
POMONA, CA 91767
Los Angeles County (909) 207-2222
CHAPARRAL MEDICAL GROUP, INC.
Internal Medicine
160 E ARTESIA ST, SUITE 310
POMONA, CA 91767
Los Angeles County (909) 868-6800
DR. YVETTE DENISE MARQUEZ MD
Neurological Surgery
160 E ARTESIA ST, SUITE 220
POMONA, CA 91767
Los Angeles County (909) 865-1020

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 Leon Helmbrecht's NPI number?

The NPI number for Leon Helmbrecht is 1992792378. It was assigned to this individual provider in the NPPES registry on September 30, 2005.

Where is Leon Helmbrecht located?

Leon Helmbrecht practices at 160 E Artesia St Suite 220, Pomona, CA 91767. The listed phone number is (909) 623-3428.

What is Leon Helmbrecht's specialty?

The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.

When was this NPI record last updated?

The NPPES record for Leon Helmbrecht 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 34 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.