Joseph L. Potz, M.D.
NPI 1578572962ActiveIndividual· Internal Medicine, Hematology & Oncology· Horsham, PA
Internal Medicine, Hematology & Oncology (M.D.) in Horsham, Pennsylvania, trained at Tufts University School of Medicine (class of 1982). In 2024 Medicare paid $3,189,114 for 830 patients, and Part D covered 1,201 of their prescriptions, 57% of them generic. Abbvie Inc. was the largest of 26 companies reporting payments in 2025, $958.84 in all, mostly food and beverage.
Overview
| NPI | 1578572962 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 5, 2006 |
| Last updated in NPPES | Sep 3, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | MD049590L | 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 - Hematology/Oncology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 830 |
|---|---|
| Services billed | 211,572 across 119 procedure codes |
| Paid by Medicare | $3,189,114 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,201 · 1,731 30-day fills |
|---|---|
| Patients | 240 |
| Total drug cost | $4,606,617 |
| Generic share | 57% of claims |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 1982 |
| Medicare specialty | Hematology/Oncology |
Medical group
- Alliance Cancer Specialists P.C.Sellersville, PA · 43 clinicians
Hospital affiliations
- Doylestown HospitalDoylestown, PA
- Holy Redeemer Hospital and Medical CenterMeadowbrook, PA
- Jefferson Abington HospitalAbington, PA
- St Luke's Hospital - Grand View CampusSellersville, PA
- Temple Health - Chestnut Hill HospitalPhiladelphia, PA
Industry payments (Open Payments)
- 2025$958.84 · 42 payments from 26 companies
- 2024$335.25 · 14 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $89.49 | 4 |
| Karyopharm Therapeutics Inc. | $64.44 | 2 |
| Astellas Pharma US Inc | $61.04 | 2 |
| Syndax Pharmaceuticals, Inc. | $57.12 | 2 |
| Gilead Sciences, Inc. | $56.13 | 2 |
What the 2025 payments were for
- Food and Beverage$958.84 · 42 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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