Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Diana Thao Nguyen
Physician Assistant in Arcadia, CA · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1295423564
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Registry record
Entity type Individual (Type 1)
Name Diana Thao Nguyen
Sex Female
Practice address 289 W Huntington Dr Ste 204, Arcadia, CA, 91007
Phone (833) 287-3631
Enumeration date Apr 25, 2023
Last updated in NPPES Jul 3, 2024
Taxonomy & licenses
363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License PA64463 (CA) Primary
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Diana Nguyen?
The National Provider Identifier (NPI) for Diana Nguyen is 1295423564, a Type 1 (individual) record in the CMS NPPES registry.
Where does Diana Nguyen practice?
The practice location on file with NPPES is in Arcadia, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-07-03.