Thomas Peter Harder, M.D.
NPI 1174568612ActiveIndividual· Internal Medicine, Rheumatology· Wynnewood, PA
Internal Medicine, Rheumatology (M.D.) in Wynnewood, Pennsylvania, trained at Ohio State University College of Medicine (class of 1989). Their prescriptions cost Medicare Part D more than their services did: $2,605,855 for 4,216 claims, against $1,133,637 paid for services in 2024. Abbvie Inc. was the largest of 22 companies reporting payments in 2025, $4,856 in all, mostly food and beverage.
Overview
| NPI | 1174568612 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 18, 2006 |
| Last updated in NPPES | Nov 2, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | MD072001L | 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 - Rheumatology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 662 |
|---|---|
| Services billed | 100,382 across 47 procedure codes |
| Paid by Medicare | $1,133,637 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,216 · 7,411 30-day fills |
|---|---|
| Patients | 574 |
| Total drug cost | $2,605,855 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Ohio State University College of Medicine |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Rheumatology |
| Telehealth | Offers telehealth |
Medical group
- Bryn Mawr Medical Specialists AssociationBryn Mawr, PA · 134 clinicians
Hospital affiliations
- Bryn Mawr HospitalBryn Mawr, PA
- Hospital of Univ of PennsylvaniaPhiladelphia, PA
- Main Line Hospital LankenauWynnewood, PA
- Paoli HospitalPaoli, PA
- Riddle Memorial HospitalMedia, PA
Industry payments (Open Payments)
- 2025$4,856 · 249 payments from 22 companies
- 2024$3,947 · 207 payments from 29 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $1,238 | 55 |
| Astrazeneca Pharmaceuticals LP | $909.87 | 73 |
| Ucb, Inc. | $716.83 | 22 |
| Amgen Inc. | $510.29 | 27 |
| Janssen Biotech, Inc. | $232.93 | 8 |
What the 2025 payments were for
- Food and Beverage$4,778 · 248 payments
- Education$77.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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