Thomas W. Doty, MD
NPI 1730184540ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Knoxville, TN
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) in Knoxville, Tennessee, trained at University of Tennessee, Hsc, College of Medicine (class of 1984). Their prescriptions cost Medicare Part D more than their services did: $1,036,738 for 4,148 claims, against $168,304 paid for services in 2024. Insulet Corporation was the largest of 25 companies reporting payments in 2025, $2,551 in all, mostly food and beverage.
Overview
| NPI | 1730184540 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 17, 2005 |
| Last updated in NPPES | Jun 18, 2025 |
| Certified by provider | Jun 18, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 21393 | TN |
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 - Endocrinology (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 365 |
|---|---|
| Services billed | 8,140 across 59 procedure codes |
| Paid by Medicare | $168,304 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,148 · 10,108 30-day fills |
|---|---|
| Patients | 421 |
| Total drug cost | $1,036,738 |
| Generic share | 61% of claims |
Education and affiliations
| Medical school | University of Tennessee, Hsc, College of Medicine |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Endocrinology |
Medical group
- Endocrinology Consultants of East TnKnoxville, TN · 37 clinicians
Hospital affiliation
- University Health System, IncKnoxville, TN
Industry payments (Open Payments)
- 2025$2,551 · 152 payments from 25 companies
- 2024$2,633 · 142 payments from 27 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Insulet Corporation | $298.58 | 21 |
| Xeris Pharmaceuticals, Inc. | $211.65 | 10 |
| Corcept Therapeutics | $200.66 | 9 |
| Neurocrine Biosciences, Inc. | $184.34 | 8 |
| Dexcom, Inc. | $182.74 | 9 |
What the 2025 payments were for
- Food and Beverage$2,551 · 152 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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