William O'Neal Griffin, MD
NPI 1336646892ActiveIndividual· Internal Medicine· Opelika, AL
Internal Medicine (MD) in Opelika, Alabama, trained at University of Alabama School of Medicine (class of 2018). Their prescriptions cost Medicare Part D more than their services did: $1,113,140 for 11,380 claims, against $147,231 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 11 companies reporting payments in 2025, $437.69 in all, mostly food and beverage.
Overview
| NPI | 1336646892 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 11, 2018 |
| Last updated in NPPES | Sep 20, 2021 |
| Certified by provider | Sep 20, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 38873 | AL |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (AL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 435 |
|---|---|
| Services billed | 8,416 across 66 procedure codes |
| Paid by Medicare | $147,231 |
Part D prescriptions in 2024
| Prescriptions (claims) | 11,380 · 23,743 30-day fills |
|---|---|
| Patients | 843 |
| Total drug cost | $1,113,140 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | University of Alabama School of Medicine |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Internal Medicine Associates P.C.Opelika, AL · 39 clinicians
Hospital affiliation
- The East Alabama Healthcare AuthorityOpelika, AL
Other facilities
- Enhabit Home HealthHome health agency · Troy, AL
- Homecare of East Alabama Medical CenterHome health agency · Auburn, AL
Industry payments (Open Payments)
- 2025$437.69 · 21 payments from 11 companies
- 2024$474.58 · 26 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $93.03 | 4 |
| Novo Nordisk Inc | $84.50 | 4 |
| Abbott Laboratories | $75.87 | 4 |
| Xeris Pharmaceuticals, Inc. | $35.43 | 1 |
| Glaxosmithkline, LLC. | $33.81 | 2 |
What the 2025 payments were for
- Food and Beverage$437.69 · 21 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 35 internal medicine physicians in Opelika · All internal medicine physicians in Alabama