William Henry Ennis, M.D.
NPI 1245610914ActiveIndividual· Radiology, Radiation Oncology· Birmingham, AL
Radiology, Radiation Oncology (M.D.) with Alabama Radiation Therapy Services, practicing in Birmingham, Alabama. 183 Medicare patients in 2024, $155,942 paid; nearly all of their 174 Part D prescriptions were generic (98%). Merck Sharp & Dohme LLC was the largest of 32 companies reporting payments in 2025, $2,195 in all, mostly food and beverage. Lists Grandview Medical Center as a hospital affiliation.
Overview
| NPI | 1245610914 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 8, 2015 |
| Last updated in NPPES | Jun 26, 2020 |
| Certified by provider | Jun 26, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Radiation Oncology Primary | 2085R0001X | MD39097 | AL |
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 - Radiation Oncology (AL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 183 |
|---|---|
| Services billed | 2,013 across 25 procedure codes |
| Paid by Medicare | $155,942 |
Part D prescriptions in 2024
| Prescriptions (claims) | 174 · 186 30-day fills |
|---|---|
| Patients | 83 |
| Total drug cost | $2,162 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Radiation Oncology |
Medical group
- Alabama Radiation Therapy ServicesBirmingham, AL · 2 clinicians
Hospital affiliation
- Grandview Medical CenterBirmingham, AL
Industry payments (Open Payments)
- 2025$2,195 · 90 payments from 32 companies
- 2024$1,602 · 72 payments from 31 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $250.96 | 10 |
| Intuitive Surgical, Inc. | $226.58 | 2 |
| Astrazeneca Pharmaceuticals LP | $216.40 | 9 |
| Janssen Biotech, Inc. | $167.68 | 7 |
| Takeda Pharmaceuticals U.S.A., Inc. | $155.87 | 7 |
What the 2025 payments were for
- Food and Beverage$2,195 · 90 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Radiology, Radiation Oncology providers in Birmingham
- 1013407675
- 1316053515
- 1700355294
- 1578506325
- 1003131558
- 1962442533
- 1891905840
- 1790488716
- 1699874479
- 1639111446
- 1093277824
- 1215963103