Gregory James Thomas, DDS, MS
NPI 1912947227ActiveIndividual· Oral & Maxillofacial Surgery· Warren, MI
Oral & Maxillofacial Surgery (DDS, MS) in Warren, Michigan, licensed in MI, with an NPI issued in June 2006. Part D covered 120 prescriptions written in 2024, 100% of them generic. Straumann USA LLC reported $104.95 in payments in 2025, mostly gifts.
Overview
| NPI | 1912947227 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DDS, MS |
| Sole proprietor | No |
| NPI issued | Jun 7, 2006 |
| Last updated in NPPES | Aug 10, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Oral & Maxillofacial Surgery Primary | 204E00000X | 2901013883 | MI |
| Dentist, Oral and Maxillofacial Surgery | 1223S0112X | 2901013883 | MI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| 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 Practitioner - Maxillofacial Surgery (MI) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 120 · 124 30-day fills |
|---|---|
| Patients | 39 |
| Total drug cost | $639.49 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
- 2025$104.95 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Straumann USA LLC | $104.95 | 2 |
What the 2025 payments were for
- Gift$69.06 · 1 payment
- Food and Beverage$35.89 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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