1. Home
  2. Directory
  3. California
  4. San Marino
  5. Psychiatry Neurology
  6. NPI Profile

DR. DESMOND B. CHIONG M.D.
NPI 1245328897
Psychiatry & Neurology - Geriatric Psychiatry in San Marino, CA

Active since October 10, 2006
1455 SAN MARINO AVE, SUITE A, SAN MARINO, CA 91108(626) 577-9010(626) 577-9129 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Desmond B. Chiong M.d. NPPES

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

DR. DESMOND B. CHIONG M.D. (NPI 1245328897) is an individual geriatric psychiatry provider in San Marino, California, licensed in California (A31577) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1245328897
Entity TypeIndividualMale
Primary Taxonomy2084P0805X
Provider Legal NameDR. DESMOND B. CHIONGCredential: M.D.
Location Address1455 SAN MARINO AVE, SUITE ASan Marino, CA 91108-2033
Mailing Address1455 San Marino Ave, Suite ASan Marino, CA 91108-2033 · (626) 577-9010 · Fax (626) 577-9129
Phone(626) 577-9010
Fax(626) 577-9129
Sole ProprietorYes
Enumeration DateOctober 10, 2006
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1245328897 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · Geriatric PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0805X
License✔ Licensed in CA · A31577
Definition
Geriatric Psychiatry is a subspecialty with psychiatric expertise in prevention, evaluation, diagnosis and treatment of mental and emotional disorders in the elderly, and improvement of psychiatric care for healthy and ill elderly patients.
Also ListedPsychiatry & Neurology · PsychiatryTaxonomy 2084P0800X · License A31577 (CA)
1455 SAN MARINO AVE, San Marino, CA 91108
Open in Google Maps ↗

Other Identifiers 3

Medicaid00A315771CA
OtherW2983BCA · Group Medicare Number
OtherWA31577ACA · Ppin

Other Providers at the Same Location NPPES 2

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

DR. DONGMEI LIU M.D., PH.D., L..A.C.
Acupuncturist
1455 SAN MARINO AVE
SAN MARINO, CA 91108
Los Angeles County (626) 297-1928
JIEYI JIN
Acupuncturist
1455 SAN MARINO AVE
SAN MARINO, CA 91108
Los Angeles County (626) 297-1928

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 Desmond Chiong's NPI number?

The NPI number for Desmond Chiong is 1245328897. It was assigned to this individual provider in the NPPES registry on October 10, 2006.

Where is Desmond Chiong located?

Desmond Chiong practices at 1455 San Marino Ave Suite A, San Marino, CA 91108. The listed phone number is (626) 577-9010.

What is Desmond Chiong's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Geriatric Psychiatry, with taxonomy code 2084P0805X.

When was this NPI record last updated?

The NPPES record for Desmond Chiong was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.