Michelle Arlene Demattia, PA-C
NPI 1316056575ActiveIndividual· Physician Assistant, Medical· Annapolis, MD
Physician Assistant, Medical (PA-C) with Derm Associates LLC, practicing in Annapolis, Maryland. 694 Medicare patients in 2024, $166,368 paid; nearly all of their 596 Part D prescriptions were generic (90%). Abbvie Inc. was the largest of 16 companies reporting payments in 2025, $946.94 in all, mostly food and beverage.
Overview
| NPI | 1316056575 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Aug 30, 2006 |
| Last updated in NPPES | Aug 14, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | C05800 | MD |
| Physician Assistant | 363A00000X | 0110004351 | VA |
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 (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 694 |
|---|---|
| Services billed | 4,447 across 37 procedure codes |
| Paid by Medicare | $166,368 |
Part D prescriptions in 2024
| Prescriptions (claims) | 596 · 663 30-day fills |
|---|---|
| Patients | 209 |
| Total drug cost | $47,109 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Derm Associates LLCMidlothian, VA · 45 clinicians
Industry payments (Open Payments)
- 2025$946.94 · 48 payments from 16 companies
- 2024$900.81 · 53 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $275.04 | 16 |
| Novartis Pharmaceuticals Corporation | $150.91 | 7 |
| Janssen Biotech, Inc. | $83.57 | 2 |
| Regeneron Healthcare Solutions, Inc. | $62.00 | 3 |
| Genzyme Corporation | $61.70 | 2 |
What the 2025 payments were for
- Food and Beverage$891.95 · 47 payments
- Education$54.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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