Peter Muz, M.D.
NPI 1124006127ActiveIndividual· Dermatology· Concord, MA
Dermatology (M.D.) in Concord, Massachusetts, trained at Wayne State University School of Medicine (class of 1990). In 2024 Medicare paid $217,419 for 865 patients, and Part D covered 1,075 of their prescriptions, 89% of them generic. Abbvie Inc. was the largest of 10 companies reporting payments in 2025, $498.20 in all, mostly food and beverage.
Overview
| NPI | 1124006127 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 9, 2006 |
| Last updated in NPPES | Sep 11, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 75553 | 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) | Enrolled Practitioner - Dermatology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 865 |
|---|---|
| Services billed | 4,786 across 55 procedure codes |
| Paid by Medicare | $217,419 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,075 · 1,297 30-day fills |
|---|---|
| Patients | 505 |
| Total drug cost | $288,093 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Dermatology |
Medical group
- Adult and Pediatric Dermatology PCConcord, MA · 40 clinicians
Hospital affiliation
- Emerson Hospital -W Concord, MA
Industry payments (Open Payments)
- 2025$498.20 · 22 payments from 10 companies
- 2024$284.78 · 13 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $101.25 | 5 |
| E.R. Squibb & Sons, L.L.C. | $83.26 | 3 |
| Novartis Pharmaceuticals Corporation | $78.18 | 4 |
| Janssen Biotech, Inc. | $74.98 | 2 |
| Organon LLC | $47.91 | 2 |
What the 2025 payments were for
- Food and Beverage$498.20 · 22 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 20 dermatologists in Concord · All dermatologists in Massachusetts