Troy A. Demasters, PA
NPI 1427048891ActiveIndividual· Physician Assistant· Norwood, MA
Physician Assistant (PA) with Mass General Brigham Medical Group Northern Massachusetts Inc and 1 other group, practicing in Norwood, Massachusetts. 23 Medicare patients in 2024, $2,000 paid; nearly all of their 58 Part D prescriptions were generic (98%). Medtronic, Inc. reported $347.91 in payments in 2025, mostly food and beverage. Lists North Shore Medical Center - as a hospital affiliation.
Overview
| NPI | 1427048891 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Oct 26, 2005 |
| Last updated in NPPES | Oct 5, 2026 |
| Certified by provider | Oct 5, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA100230 | MA |
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 - Physician Assistant (ID); Practitioner - Physician Assistant (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 23 |
|---|---|
| Services billed | 28 across 13 procedure codes |
| Paid by Medicare | $2,000 |
Part D prescriptions in 2024
| Prescriptions (claims) | 58 · 60 30-day fills |
|---|---|
| Patients | 31 |
| Total drug cost | $2,459 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2000 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Mass General Brigham Medical Group Northern Massachusetts IncDanvers, MA · 827 clinicians
- Dermatology Associates PCCanton, MA · 19 clinicians
Hospital affiliation
- North Shore Medical Center -Salem, MA
Industry payments (Open Payments)
- 2025$347.91 · 8 payments from 1 company
- 2024$30.65 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $347.91 | 8 |
What the 2025 payments were for
- Food and Beverage$347.91 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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