Thomas Wilcox Ferguson, MD
NPI 1831292309ActiveIndividual· Internal Medicine, Nephrology· Lexington, KY
Internal Medicine, Nephrology (MD) in Lexington, Kentucky, trained at University of Florida College of Medicine (class of 1980). Their prescriptions cost Medicare Part D more than their services did: $1,630,744 for 2,703 claims, against $94,347 paid for services in 2024. Fresenius USA Marketing, Inc. was the largest of 10 companies reporting payments in 2025, $722.55 in all, mostly food and beverage.
Overview
| NPI | 1831292309 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 7, 2006 |
| Last updated in NPPES | May 19, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 24179 | KY |
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 - Nephrology (KY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 309 |
|---|---|
| Services billed | 716 across 19 procedure codes |
| Paid by Medicare | $94,347 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,703 · 5,058 30-day fills |
|---|---|
| Patients | 562 |
| Total drug cost | $1,630,744 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of Florida College of Medicine |
|---|---|
| Graduation year | 1980 |
| Medicare specialty | Nephrology |
Medical group
- Nephrology Associates of Lexington PSCLexington, KY · 7 clinicians
Hospital affiliations
- Baptist Health CorbinCorbin, KY
- Baptist Health LexingtonLexington, KY
- Baptist Health RichmondRichmond, KY
- Clark Regional Medical CenterWinchester, KY
- Saint Joseph Mount SterlingMount Sterling, KY
Other facilities
- Dci - RichmondDialysis facility · Richmond, KY
- Dci - South LexingtonDialysis facility · Lexington, KY
- Fmc - Mt. SterlingDialysis facility · Mount Sterling, KY
- Fmc - Nalco Home ProgramDialysis facility · Lexington, KY
- Fmc - WinchesterDialysis facility · Winchester, KY
Industry payments (Open Payments)
- 2025$722.55 · 40 payments from 10 companies
- 2024$658.40 · 36 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Fresenius USA Marketing, Inc. | $336.58 | 20 |
| Amgen Inc. | $96.22 | 5 |
| Novartis Pharmaceuticals Corporation | $60.35 | 3 |
| Astrazeneca Pharmaceuticals LP | $49.87 | 2 |
| Aurinia Pharma U.S., Inc. | $40.01 | 2 |
What the 2025 payments were for
- Food and Beverage$688.44 · 38 payments
- Education$34.11 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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