John F. Vannoy, MD
NPI 1245275411ActiveIndividual· Internal Medicine· Powell, TN
Internal Medicine (MD) with Summit Medical Group, PLLC, practicing in Powell, Tennessee. Their prescriptions cost Medicare Part D more than their services did: $614,866 for 11,802 claims, against $168,306 paid for services in 2024. Abbvie Inc. was the largest of 14 companies reporting payments in 2025, $805.91 in all, mostly food and beverage. Lists Fort Sanders Regional Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1245275411 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 19, 2006 |
| Last updated in NPPES | Oct 10, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 19397 | 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 - Internal Medicine (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 263 |
|---|---|
| Services billed | 7,432 across 94 procedure codes |
| Paid by Medicare | $168,306 |
Part D prescriptions in 2024
| Prescriptions (claims) | 11,802 · 26,227 30-day fills |
|---|---|
| Patients | 532 |
| Total drug cost | $614,866 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Summit Medical Group, PLLCKnoxville, TN · 652 clinicians
Hospital affiliations
- Fort Sanders Regional Medical CenterKnoxville, TN
- Physicians Regional Medical CenterPowell, TN
Industry payments (Open Payments)
- 2025$805.91 · 44 payments from 14 companies
- 2024$1,034 · 60 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $143.66 | 6 |
| Pfizer Inc. | $112.69 | 6 |
| Glaxosmithkline, LLC. | $101.55 | 6 |
| Novo Nordisk Inc | $98.86 | 4 |
| Astrazeneca Pharmaceuticals LP | $81.91 | 5 |
What the 2025 payments were for
- Food and Beverage$805.91 · 44 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other internal medicine physicians in Powell
- 1174083398
- 1265920581
- 1285670810
- 1376587790
- 1467496885
- 1548629462
- 1649214073
- 1730123167
- 1851719637
- 1861029191
- 1861438806
- 1932141413
All 28 internal medicine physicians in Powell · All internal medicine physicians in Tennessee