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TIFFANY THANH NGUYEN MD, MS
NPI 1356083927
Pediatrics in Diamond Bar, CA

Active since April 12, 2022
888 BREA CANYON RD STE 330, DIAMOND BAR, CA 91789(909) 594-3382(626) 667-7633 Get Directions Write a Review

NPPES record last updated: July 9, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 9, 2025, Apr 12, 2022 (2 updates tracked since 2022).

About Tiffany Thanh Nguyen Md, Ms NPPES

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

TIFFANY THANH NGUYEN MD, MS (NPI 1356083927) is an individual pediatrics provider in Diamond Bar, California, licensed in California (A188752) and active in the NPI registry since April 2022.

NPPES Registry Identity

NPI1356083927
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameTIFFANY THANH NGUYENCredential: MD, MS
Location Address888 BREA CANYON RD STE 330Diamond Bar, CA 91789-3095
Mailing Address888 Brea Canyon Rd Ste 330Diamond Bar, CA 91789-3095 · (909) 594-3382 · Fax (626) 667-7633
Phone(909) 594-3382
Fax(626) 667-7633
Sole ProprietorNo
Enumeration DateApril 12, 2022
Last NPPES UpdateJuly 9, 20252 updates tracked since enumeration
NPPES CertifiedJuly 9, 2025
✔ NPI 1356083927 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in CA · A188752
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
888 BREA CANYON RD STE 330, Diamond Bar, CA 91789
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Other Providers at the Same Location NPPES 3

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

MRS. MICHELLE PEREA SAUPAN NP
Nurse Practitioner (Family)
888 BREA CANYON RD STE 330
DIAMOND BAR, CA 91789
Los Angeles County (909) 594-3382
SARAH CHU
Physician Assistant
888 BREA CANYON RD STE 330
DIAMOND BAR, CA 91789
Los Angeles County (909) 594-3382
JESSICA WANG FNP-C
Nurse Practitioner (Family)
888 BREA CANYON RD STE 330
DIAMOND BAR, CA 91789
Los Angeles County (909) 594-3382

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 Tiffany Nguyen's NPI number?

The NPI number for Tiffany Nguyen is 1356083927. It was assigned to this individual provider in the NPPES registry on April 12, 2022.

Where is Tiffany Nguyen located?

Tiffany Nguyen practices at 888 Brea Canyon Rd Ste 330, Diamond Bar, CA 91789. The listed phone number is (909) 594-3382.

What is Tiffany Nguyen's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

When was this NPI record last updated?

The NPPES record for Tiffany Nguyen was last updated on July 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.