Michael Marshall
NPI 1003810961ActiveIndividual· Physician Assistant· Hermitage, PA
Physician Assistant with Keystone Rehabilitation Systems Inc and 1 other group, practicing in Hermitage, Pennsylvania. 86 Medicare patients in 2024, $11,977 paid; nearly all of their 461 Part D prescriptions were generic (99%). Stryker Corporation was the largest of 2 companies reporting payments in 2025, $530.99 in all, mostly food and beverage. Lists Upmc Horizon and 1 other hospital as hospital affiliations.
Overview
| NPI | 1003810961 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Jun 9, 2005 |
| Last updated in NPPES | Mar 25, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | MA001071L | PA |
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 (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 86 |
|---|---|
| Services billed | 108 across 19 procedure codes |
| Paid by Medicare | $11,977 |
Part D prescriptions in 2024
| Prescriptions (claims) | 461 · 491 30-day fills |
|---|---|
| Patients | 274 |
| Total drug cost | $3,778 |
| Generic share | 99% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Keystone Rehabilitation Systems IncSeven Fields, PA · 776 clinicians
- Upmc Community Medicine IncWest View, PA · 736 clinicians
Hospital affiliations
- Upmc HorizonGreenville, PA
- Upmc JamesonNew Castle, PA
Industry payments (Open Payments)
- 2025$530.99 · 7 payments from 2 companies
- 2024$634.49 · 9 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $422.55 | 6 |
| Mid-Atlantic Surgical Systems, LLC | $108.44 | 1 |
What the 2025 payments were for
- Food and Beverage$530.99 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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