Gregg M. Nagel, DMD
NPI 1225224124ActiveIndividual· Dentist, Endodontics· Framingham, MA
Dentist, Endodontics (DMD) in Framingham, Massachusetts, licensed in MA, with an NPI issued in September 2007. Part D covered 174 prescriptions written in 2024, 100% of them generic. Sonendo Inc reported $205.47 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1225224124 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DMD |
| Sole proprietor | No |
| NPI issued | Sep 25, 2007 |
| Last updated in NPPES | Sep 25, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist, Endodontics Primary | 1223E0200X | 19781 | MA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No 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) | 174 · 175 30-day fills |
|---|---|
| Patients | 97 |
| Total drug cost | $570.38 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
- 2025$205.47 · 1 payment from 1 company
- 2024$26.67 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sonendo Inc | $205.47 | 1 |
What the 2025 payments were for
- Food and Beverage$205.47 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other endodontists in Framingham
- 1033606678
- 1144254699
- 1154569804
- 1245381540
- 1265580237
- 1275649949
- 1578307062
- 1629098488
- 1861688764
- 1053507954
- 1952423741
- 1568584274
All 15 endodontists in Framingham · All endodontists in Massachusetts