NPI Lens

Thanh Nguyen, DMD

NPI 1477022655ActiveIndividual· Dentist, General Practice· Fountain Valley, CA

Dentist, General Practice (DMD) in Fountain Valley, California, licensed in CA, with an NPI issued in November 2018. Part D covered 25 prescriptions written in 2024, 100% of them generic. A record with the same name and state is on the OIG exclusion list; it carries no NPI, so check it before acting.

Overview

NPI1477022655
StatusActive
Entity typeIndividual
CredentialDMD
Sole proprietorYes
NPI issuedNov 17, 2018
Last updated in NPPESNov 17, 2018

Specialties and licenses

TaxonomyCodeLicenseState
Dentist, General Practice Primary1223G0001X53633CA

About license numbers in NPPES

Exclusion screening

Possible match: verify before acting. The OIG list has a record with the same name in California, but that record carries no NPI, so it may be a different person or business.

Matched byName on OIG listExclusion typeExcluded sinceLocation
Name + stateThanh Ngoc Nguyen · Personal Care Provid1128a1Jul 20, 2017Elk Grove, CA
ListResultDetails
HHS-OIG LEIE · Nov 10, 2026Possible (name)See above
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Not in the public enrollment file of Oct 1, 2026

Part D prescriptions in 2024

Prescriptions (claims)25 · 25 30-day fills
Patients12
Total drug cost$121.26
Generic share100% of claims

Medicare sources and data years

Industry payments (Open Payments)

None reported for 2025 or 2024.

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

Other general dentists in Fountain Valley

All 70 general dentists in Fountain Valley · All general dentists in California