Kathryn M. Coombes, MD
NPI 1265920581ActiveIndividual· Internal Medicine· Powell, TN
Internal Medicine (MD) with Summit Medical Group, PLLC and 1 other group, practicing in Powell, Tennessee. Their prescriptions cost Medicare Part D more than their services did: $825,694 for 8,146 claims, against $143,841 paid for services in 2024. Abbvie Inc. was the largest of 8 companies reporting payments in 2025, $300.35 in all, mostly food and beverage. Lists Fort Sanders Regional Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1265920581 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 23, 2018 |
| Last updated in NPPES | Nov 15, 2021 |
| Certified by provider | Nov 15, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 63933 | TN |
| Family Medicine | 207Q00000X | 63933 | 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 | 283 |
|---|---|
| Services billed | 5,746 across 132 procedure codes |
| Paid by Medicare | $143,841 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,146 · 19,193 30-day fills |
|---|---|
| Patients | 495 |
| Total drug cost | $825,694 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical groups
- Summit Medical Group, PLLCKnoxville, TN · 652 clinicians
- Champion Physical Therapy LLC HallsJohnson City, TN · 281 clinicians
Hospital affiliations
- Fort Sanders Regional Medical CenterKnoxville, TN
- Parkwest Medical CenterKnoxville, TN
- Physicians Regional Medical CenterPowell, TN
- University Health System, IncKnoxville, TN
Other facilities
- Amedisys Home Health CareHome health agency · Knoxville, TN
- University of Tn Medical Center Home Care ServicesHome health agency · Knoxville, TN
Industry payments (Open Payments)
- 2025$300.35 · 15 payments from 8 companies
- 2024$1,016 · 53 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $109.87 | 4 |
| Glaxosmithkline, LLC. | $45.65 | 3 |
| Pfizer Inc. | $35.46 | 2 |
| Lilly USA, LLC | $30.66 | 2 |
| Boston Scientific Corporation | $27.50 | 1 |
What the 2025 payments were for
- Food and Beverage$300.35 · 15 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 28 internal medicine physicians in Powell · All internal medicine physicians in Tennessee