Michael Sitai Nguyen, DDS
NPI 1275169815ActiveIndividual· Dentist, General Practice· Arcadia, CA
Dentist, General Practice (DDS) in Arcadia, California, licensed in CA, with an NPI issued in March 2020. Part D covered 16 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
| NPI | 1275169815 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DDS |
| Sole proprietor | No |
| NPI issued | Mar 16, 2020 |
| Last updated in NPPES | Sep 13, 2020 |
| Certified by provider | Sep 13, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist, General Practice Primary | 1223G0001X | 105523 | CA |
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 by | Name on OIG list | Exclusion type | Excluded since | Location |
|---|---|---|---|---|
| Name + state | Michael Minh Nguyen · General Practice | 1128b14 | Sep 20, 2006 | Milpitas, CA |
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | Possible (name) | See above |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Order and Referring Only - Dentist (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 16 · 16 30-day fills |
|---|---|
| Total drug cost | $87.36 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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