Peter James Demartino, M.D.
NPI 1043292360ActiveIndividual· Internal Medicine· Acton, MA
Internal Medicine (M.D.) in Acton, Massachusetts, trained at Georgetown University School of Medicine (class of 1990). 302 Medicare patients in 2024, $63,881 paid; nearly all of their 2,424 Part D prescriptions were generic (95%).
Overview
| NPI | 1043292360 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 14, 2005 |
| Last updated in NPPES | Mar 24, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 151966 | 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 - Internal Medicine (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 302 |
|---|---|
| Services billed | 2,507 across 96 procedure codes |
| Paid by Medicare | $63,881 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,424 · 5,767 30-day fills |
|---|---|
| Patients | 450 |
| Total drug cost | $88,794 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | Georgetown University School of Medicine |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Internal Medicine |
Medical group
- Acton Medical Associates PCActon, MA · 34 clinicians
Hospital affiliations
- Emerson Hospital -W Concord, MA
- Lahey Hospital & Medical Center, BurlingtonBurlington, MA
- Massachusetts Eye and Ear Infirmary -Boston, MA
Other facilities
- Bayada Home Health Care, IncHome health agency · Marlborough, MA
- Vna Care NetworkHome health agency · Worcester, MA
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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