Marc Seth Effron, M.D.
NPI 1023218815ActiveIndividual· Physical Medicine & Rehabilitation· King Of Prussia, PA
Physical Medicine & Rehabilitation (M.D.) with Phoenix Rehabilitation and Health Services Inc and 1 other group, practicing in King Of Prussia, Pennsylvania. 371 Medicare patients in 2024, $268,257 paid; nearly all of their 947 Part D prescriptions were generic (96%). Merz Pharmaceuticals, LLC was the largest of 4 companies reporting payments in 2025, $157.47 in all, mostly food and beverage. Lists Bryn Mawr Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1023218815 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 20, 2007 |
| Last updated in NPPES | Apr 6, 2021 |
| Certified by provider | Apr 6, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physical Medicine & Rehabilitation Primary | 208100000X | MD433772 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physical Medicine and Rehabilitation (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 371 |
|---|---|
| Services billed | 9,754 across 47 procedure codes |
| Paid by Medicare | $268,257 |
Part D prescriptions in 2024
| Prescriptions (claims) | 947 · 1,073 30-day fills |
|---|---|
| Patients | 233 |
| Total drug cost | $31,922 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Physical Medicine And Rehabilitation |
| Telehealth | Offers telehealth |
Medical groups
- Phoenix Rehabilitation and Health Services IncCranberry Twp, PA · 2,800 clinicians
- Roy M Lerman M D P CKing Of Prussia, PA · 15 clinicians
Hospital affiliations
- Bryn Mawr HospitalBryn Mawr, PA
- Chester County HospitalWest Chester, PA
- Main Line Hospital LankenauWynnewood, PA
- Paoli HospitalPaoli, PA
- Riddle Memorial HospitalMedia, PA
Other facilities
- Bryn Mawr Rehabilitation HospitalInpatient rehabilitation facility · Malvern, PA
- Good Shepherd Penn PartnersLong-term care hospital · Philadelphia, PA
Industry payments (Open Payments)
- 2025$157.47 · 8 payments from 4 companies
- 2024$380.70 · 12 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merz Pharmaceuticals, LLC | $69.66 | 4 |
| Medtronic, Inc. | $45.66 | 2 |
| Vertex Pharmaceuticals Incorporated | $22.99 | 1 |
| Appliedvr Inc | $19.16 | 1 |
What the 2025 payments were for
- Food and Beverage$157.47 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All Physical Medicine & Rehabilitation providers in Pennsylvania →