Diem-Tran Nguyen MD
About this NPIWhat this record shows.
NPI 1215498761 is registered to Diem-Tran Nguyen MD, a Allergy & Immunology Physician practising at 725 W La Veta Ave Ste 100 in Orange, California. Allergy & Immunology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Diem-Tran Nguyen MD has been enumerated in the National Provider Identifier (NPI) registry since 2019.
Your brand here.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Diem-Tran Nguyen MD accepts. To confirm in-network status with your specific health plan, contact Diem-Tran Nguyen MD directly at (714) 633-6363.
Frequently asked
Yes. NPI 1215498761 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Allergy & Immunology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (714) 633-6363.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Diem-Tran Nguyen MD is a Type-1 individual NPI.