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DR. GREGORY BRUCE LEONG M.D.
NPI 1174592158
Psychiatry & Neurology - Forensic Psychiatry in Patton, CA

Active since March 14, 2006
3102 E HIGHLAND AVE, PATTON, CA 92369(909) 425-6509 Get Directions Write a Review

NPPES record last updated: July 5, 2012. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Gregory Bruce Leong M.d. NPPES

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

DR. GREGORY BRUCE LEONG M.D. (NPI 1174592158) is an individual forensic psychiatry provider in Patton, California, licensed in California (G34482) and active in the NPI registry since March 2006.

NPPES Registry Identity

NPI1174592158
Entity TypeIndividualMale
Primary Taxonomy2084F0202X
Provider Legal NameDR. GREGORY BRUCE LEONGCredential: M.D.
Location Address3102 E HIGHLAND AVEPatton, CA 92369-7813
Mailing Address3102 E Highland AvePatton, CA 92369-7813 · (909) 425-6509
Phone(909) 425-6509
Sole ProprietorYes
Enumeration DateMarch 14, 2006
Last NPPES UpdateJuly 5, 2012
✔ NPI 1174592158 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · Forensic PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084F0202X
Licenses✔ Licensed in CA · G34482✔ Licensed in WA · MD00025101
Definition
Forensic Psychiatry is a subspecialty with psychiatric focus on interrelationships with civil, criminal and administrative law, evaluation and specialized treatment of individuals involved with the legal system, incarcerated in jails, prisons, and forensic psychiatry hospitals.
Also ListedPsychiatry & Neurology · PsychiatryTaxonomy 2084P0800X · License MD00025101 (WA), G34482 (CA)
3102 E HIGHLAND AVE, Patton, CA 92369
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Other Identifiers 2

Medicare PINAB05510WA
Medicare UPING77741WA

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.

MICHAEL DALE DEWIT LCSW
Social Worker (Clinical)
3102 E HIGHLAND AVE
PATTON, CA 92369
San Bernardino County (909) 425-7000
JIALI LUAN MD
Psychiatry & Neurology (Psychiatry)
3102 E HIGHLAND AVE
PATTON, CA 92369
San Bernardino County (909) 425-7000
DR. DEVIN RANDLE PSY.D.
Psychologist (Clinical)
3102 E HIGHLAND AVE
PATTON, CA 92369
San Bernardino County (909) 672-6394
DEPARTMENT OF STATE HOSPITALS
Psychiatric Hospital
3102 E HIGHLAND AVE
PATTON, CA 92369
San Bernardino County (909) 425-7552
JEFFREY WALSH M.D.
Psychiatry & Neurology (Psychiatry)
3102 E HIGHLAND AVE
PATTON, CA 92369
San Bernardino County (909) 425-7000
DR. VICTORIA MAY KING PALENSCAR PSY.D.
Psychologist
3102 E HIGHLAND AVE
PATTON, CA 92369
San Bernardino County (909) 425-7791
DR. GREGORY GENE MCGOWAN M.D.
Psychiatry & Neurology (Psychiatry)
3102 E HIGHLAND AVE, MEDICAL STAFF OFFICE
PATTON, CA 92369
San Bernardino County (909) 425-7679
DR. TROY STEVEN FREIMUTH PSY. D.
Psychologist (Clinical)
3102 E HIGHLAND AVE
PATTON, CA 92369
San Bernardino County (909) 425-6043

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 Gregory Leong's NPI number?

The NPI number for Gregory Leong is 1174592158. It was assigned to this individual provider in the NPPES registry on March 14, 2006.

Where is Gregory Leong located?

Gregory Leong practices at 3102 E Highland Ave, Patton, CA 92369. The listed phone number is (909) 425-6509.

What is Gregory Leong's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Forensic Psychiatry, with taxonomy code 2084F0202X.

When was this NPI record last updated?

The NPPES record for Gregory Leong was last updated on July 5, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.