William F. Ryan, MD
William F. Ryan, MD is a Medical Oncology in Selinsgrove, Pennsylvania. Graduated from State University of New York Downstate Medical Center in 1979, 47 years ago. Practices with Geisinger Clinic, a 3,413-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.
- Years since qualifying
- 47
- Trained at
- State University of New York Downstate Medical Center
- Licensed in
- PA
- In the registry since
- 2006
What do these letters mean?
- MD — Doctor of Medicine
- A physician who completed allopathic medical school.
Practice location Address checks out
1575 N Old TrlSelinsgrove, PA 17870-8381
Phone: (570) 374-8555
Fax: (570) 374-9933
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Hematology & Oncology Physician (primary) | Taxonomy 207RH0003X · Licence MD484334 (PA) |
|---|
Record details
| NPI number | 1497715189 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | MD |
| Sole proprietor | Yes |
| NPI enumerated | March 25, 2006 |
| Last updated in NPPES | October 2, 2025 |
| Certification date | October 2, 2025 |
| Mailing address | 100 N Academy Ave, Danville, PA 17822-4903 |
Medicare enrollment
| Medicare specialty | MEDICAL ONCOLOGY |
|---|---|
| Medical school | STATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER |
| Graduated | 1979 (47 years in practice) |
| Group practice | Geisinger Clinic — 3413 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
Other providers in Selinsgrove
-
Poonam Srivastava MD PC
1575 N Old Trl, Selinsgrove, PA 17870-1575 · (570) 374-8555
-
Dr. Venkataraman Rajagopalan, MD
1575 N Old Trl, Selinsgrove, PA 17870-8381 · (570) 374-8555