Alan T. Williams, MD
NPI 1215951439ActiveIndividual· Specialist· Columbus, MS
Specialist (MD) in Columbus, Mississippi, licensed in MS, with an NPI issued in July 2006. Their prescriptions cost Medicare Part D more than their services did: $437,326 for 924 claims, against $87,397 paid for services in 2024. Gilead Sciences, Inc. reported $67.58 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1215951439 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 27, 2006 |
| Last updated in NPPES | Jan 10, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | 12379 | MS |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 266 |
|---|---|
| Services billed | 1,931 across 31 procedure codes |
| Paid by Medicare | $87,397 |
Part D prescriptions in 2024
| Prescriptions (claims) | 924 · 1,504 30-day fills |
|---|---|
| Patients | 260 |
| Total drug cost | $437,326 |
| Generic share | 76% of claims |
Industry payments (Open Payments)
- 2025$67.58 · 3 payments from 1 company
- 2024$488.39 · 26 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $67.58 | 3 |
What the 2025 payments were for
- Food and Beverage$67.58 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Specialist providers in Columbus
- 1417088832
- 1831316603
- 1982785846
- 1881698215
- 1720135957
- 1679788640
- 1780753368
- 1730202854
- 1144234527
- 1780702217
- 1669668851
- 1861688046