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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.

DIANE NGUYEN PA-C
NPI 1215737762
Physician Assistant - Medical in San Jose, CA

Active since March 14, 2025
227 N JACKSON AVE STE 235, SAN JOSE, CA 95116(408) 440-6705 Get Directions Write a Review

NPPES record last updated: August 14, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Aug 14, 2026, Mar 14, 2025 (2 updates tracked since 2025).

About Diane Nguyen Pa-c NPPES

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

DIANE NGUYEN PA-C (NPI 1215737762) is an individual medical provider in San Jose, California and active in the NPI registry since March 2025.

NPPES Registry Identity

NPI1215737762
Entity TypeIndividualFemale
Primary Taxonomy363AM0700X
Provider Legal NameDIANE NGUYENCredential: PA-C
Location Address227 N JACKSON AVE STE 235San Jose, CA 95116-1635
Mailing Address227 N Jackson Ave Ste 235San Jose, CA 95116-1635 · (408) 440-6705
Phone(408) 440-6705
Sole ProprietorNo
Enumeration DateMarch 14, 2025
Last NPPES UpdateAugust 14, 20262 updates tracked since enumeration
NPPES CertifiedAugust 14, 2026
✔ NPI 1215737762 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AM0700X
227 N JACKSON AVE STE 235, San Jose, CA 95116
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Other Providers at the Same Location NPPES 7

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

CHRISTINE THUY TRANG TRINH DO
Family Medicine
227 N JACKSON AVE STE 235
SAN JOSE, CA 95116
Santa Clara County (408) 254-9192
ONE HEALTH MEDICAL FOUNDATION
Family Medicine
227 N JACKSON AVE STE 235
SAN JOSE, CA 95116
Santa Clara County (408) 279-2377
HUY N. TRINH MD GASTROENTEROLOGY & HEPATOLOGY INC.
Internal Medicine (Gastroenterology)
227 N JACKSON AVE STE 235
SAN JOSE, CA 95116
Santa Clara County (408) 538-8934
DR. RICHARD J. TREVINO M.D.
Otolaryngology
227 N JACKSON AVE STE 235
SAN JOSE, CA 95116
Santa Clara County (408) 926-5300
HUY NGOC TRINH M.D.
Internal Medicine (Gastroenterology)
227 N JACKSON AVE STE 235
SAN JOSE, CA 95116
Santa Clara County (408) 430-1688
BRIAN CHANG PHUNG DO
Family Medicine
227 N JACKSON AVE STE 235
SAN JOSE, CA 95116
Santa Clara County (408) 254-9192
JULIE VU
Physician Assistant
227 N JACKSON AVE STE 235
SAN JOSE, CA 95116
Santa Clara County (408) 254-9192

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 Diane Nguyen's NPI number?

The NPI number for Diane Nguyen is 1215737762. It was assigned to this individual provider in the NPPES registry on March 14, 2025.

Where is Diane Nguyen located?

Diane Nguyen practices at 227 N Jackson Ave Ste 235, San Jose, CA 95116. The listed phone number is (408) 440-6705.

What is Diane Nguyen's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

When was this NPI record last updated?

The NPPES record for Diane Nguyen was last updated on August 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.