Alyssa Marie Martyak
NPI 1033800941ActiveIndividual· Physician Assistant· Altoona, PA
Physician Assistant with Regional Gastroenterology Associates of Lancaster, Ltd., practicing in Altoona, Pennsylvania. Their prescriptions cost Medicare Part D more than their services did: $524,524 for 2,262 claims, against $30,332 paid for services in 2024. Abbvie Inc. was the largest of 13 companies reporting payments in 2025, $2,330 in all, mostly food and beverage. Lists Conemaugh Miners Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1033800941 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | May 19, 2023 |
| Last updated in NPPES | May 19, 2023 |
| Certified by provider | May 19, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | — | — |
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 - Physician Assistant (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 444 |
|---|---|
| Services billed | 549 across 10 procedure codes |
| Paid by Medicare | $30,332 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,262 · 3,504 30-day fills |
|---|---|
| Patients | 963 |
| Total drug cost | $524,524 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Regional Gastroenterology Associates of Lancaster, Ltd.Lancaster, PA · 244 clinicians
Hospital affiliations
- Conemaugh Miners Medical CenterHastings, PA
- Conemaugh Nason Medical CenterRoaring Spring, PA
- Penn Highlands TyroneTyrone, PA
- Upmc AltoonaAltoona, PA
Industry payments (Open Payments)
- 2025$2,330 · 131 payments from 13 companies
- 2024$1,066 · 66 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $620.38 | 41 |
| Ardelyx, Inc. | $491.20 | 19 |
| Janssen Biotech, Inc. | $337.07 | 13 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $236.06 | 21 |
| Takeda Pharmaceuticals U.S.A., Inc. | $181.18 | 14 |
What the 2025 payments were for
- Food and Beverage$2,330 · 131 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other physician assistants in Altoona
- 1073898789
- 1114987765
- 1154380954
- 1164795928
- 1184970055
- 1194003038
- 1215133665
- 1285170928
- 1285417923
- 1316911795
- 1386314763
- 1427127158
All 123 physician assistants in Altoona · All physician assistants in Pennsylvania