Ronald L. Swaab, M.D.
NPI 1134129869ActiveIndividual· Internal Medicine, Hematology & Oncology· Pottstown, PA
Internal Medicine, Hematology & Oncology (M.D.) in Pottstown, Pennsylvania, trained at Albany Medical College of Union University (class of 1990). In 2024 Medicare paid $1,035,841 for 406 patients, and Part D covered 684 of their prescriptions, 79% of them generic. Astrazeneca Pharmaceuticals LP was the largest of 48 companies reporting payments in 2025, $3,711 in all, mostly food and beverage.
Overview
| NPI | 1134129869 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 22, 2005 |
| Last updated in NPPES | Jul 13, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | MD049577L | 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 - Medical Oncology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 406 |
|---|---|
| Services billed | 109,337 across 112 procedure codes |
| Paid by Medicare | $1,035,841 |
Part D prescriptions in 2024
| Prescriptions (claims) | 684 · 1,191 30-day fills |
|---|---|
| Patients | 134 |
| Total drug cost | $1,366,835 |
| Generic share | 79% of claims |
Education and affiliations
| Medical school | Albany Medical College of Union University |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Medical Oncology |
| Secondary specialties | Hematology/Oncology |
Medical groups
- Satish A Shah MD PCHanover, PA · 15 clinicians
- Rittenhouse Hematology Oncology LLCKing Of Prussia, PA · 4 clinicians
Hospital affiliations
- Chester County HospitalWest Chester, PA
- Lancaster General HospitalLancaster, PA
- Paoli HospitalPaoli, PA
- Riddle Memorial HospitalMedia, PA
Industry payments (Open Payments)
- 2025$3,711 · 153 payments from 48 companies
- 2024$1,706 · 70 payments from 28 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $263.26 | 12 |
| Novartis Pharmaceuticals Corporation | $207.96 | 8 |
| Janssen Biotech, Inc. | $203.24 | 7 |
| Beone Medicines USA, Inc. | $197.04 | 8 |
| Incyte Corporation | $194.15 | 11 |
What the 2025 payments were for
- Food and Beverage$3,711 · 153 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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