Marisa Gefen, M.D.
NPI 1386846806ActiveIndividual· Internal Medicine· Philadelphia, PA
Internal Medicine (M.D.) with Osh - PA Physicians Group, PC, practicing in Philadelphia, Pennsylvania. Their prescriptions cost Medicare Part D more than their services did: $821,054 for 6,843 claims, against $4,546 paid for services in 2024. Abbott Laboratories reported $58.35 in payments in 2024, mostly food and beverage.
Overview
| NPI | 1386846806 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 5, 2007 |
| Last updated in NPPES | Apr 30, 2025 |
| Certified by provider | Apr 30, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD439866 | PA |
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 - Internal Medicine (NY); Practitioner - Internal Medicine (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 21 |
|---|---|
| Services billed | 69 across 13 procedure codes |
| Paid by Medicare | $4,546 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,843 · 11,877 30-day fills |
|---|---|
| Patients | 271 |
| Total drug cost | $821,054 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Osh - PA Physicians Group, PCWyncote, PA · 118 clinicians
Industry payments (Open Payments)
- 2024$58.35 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $58.35 | 1 |
What the 2024 payments were for
- Food and Beverage$58.35 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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