Keith A. Williamson, M.D
NPI 1861459380ActiveIndividual· Ophthalmology· Kingsport, TN
Ophthalmology (M.D) in Kingsport, Tennessee, trained at University of Alabama School of Medicine (class of 2001). In 2024 Medicare paid $340,471 for 1,124 patients, and Part D covered 1,721 of their prescriptions, 57% of them generic. Tarsus Pharmaceuticals, Inc. was the largest of 4 companies reporting payments in 2025, $212.24 in all, mostly food and beverage.
Overview
| NPI | 1861459380 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Apr 27, 2006 |
| Last updated in NPPES | Aug 1, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 26502 | AL |
| Ophthalmology | 207W00000X | 47442 | TN |
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 - Ophthalmology (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,124 |
|---|---|
| Services billed | 7,856 across 46 procedure codes |
| Paid by Medicare | $340,471 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,721 · 2,801 30-day fills |
|---|---|
| Patients | 598 |
| Total drug cost | $426,905 |
| Generic share | 57% of claims |
Education and affiliations
| Medical school | University of Alabama School of Medicine |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Ophthalmology |
Medical group
- Regional Eye Center PCKingsport, TN · 6 clinicians
Hospital affiliation
- Wellmont Holston Valley Medical CenterKingsport, TN
Industry payments (Open Payments)
- 2025$212.24 · 10 payments from 4 companies
- 2024$257.05 · 13 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tarsus Pharmaceuticals, Inc. | $108.73 | 5 |
| Alcon Vision LLC | $40.29 | 2 |
| Bausch & Lomb Americas Inc. | $39.92 | 2 |
| Abbvie Inc. | $23.30 | 1 |
What the 2025 payments were for
- Food and Beverage$212.24 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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