William Fitzgerald Demas, M.D., F.A.C.R.
NPI 1033100334ActiveIndividual· Radiology, Radiation Oncology· Akron, OH
Radiology, Radiation Oncology (M.D., F.A.C.R.) in Akron, Ohio, trained at State University of New York Downstate Medical Center (class of 1981). In 2024 Medicare paid $14,909 for 58 patients, and Part D covered 65 of their prescriptions, 88% of them generic. Regeneron Healthcare Solutions, Inc. was the largest of 2 companies reporting payments in 2025, $47.53 in all, mostly food and beverage.
Overview
| NPI | 1033100334 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., F.A.C.R. |
| Sole proprietor | No |
| NPI issued | Nov 4, 2005 |
| Last updated in NPPES | Dec 2, 2025 |
| Certified by provider | Dec 2, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Radiation Oncology Primary | 2085R0001X | 35-054294 | OH |
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 - Radiation Oncology (NY); Practitioner - Radiation Oncology (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 58 |
|---|---|
| Services billed | 222 across 17 procedure codes |
| Paid by Medicare | $14,909 |
Part D prescriptions in 2024
| Prescriptions (claims) | 65 · 70 30-day fills |
|---|---|
| Patients | 36 |
| Total drug cost | $1,316 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | State University of New York Downstate Medical Center |
|---|---|
| Graduation year | 1981 |
| Medicare specialty | Radiation Oncology |
Medical groups
- University Primary Care Practices IncConneaut, OH · 1,079 clinicians
- Midwest Community Health Associates, Inc.Bryan, OH · 99 clinicians
- Olean General HospitalPalm Bay, FL · 90 clinicians
Hospital affiliations
- Community Hospitals and Wellness CentersBryan, OH
- Salem Regional Medical CenterSalem, OH
Industry payments (Open Payments)
- 2025$47.53 · 2 payments from 2 companies
- 2024$54.00 · 3 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $31.40 | 1 |
| Genmab U.S., Inc. | $16.13 | 1 |
What the 2025 payments were for
- Food and Beverage$47.53 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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