Nina Alexandra Estes, PA-C
NPI 1578382982ActiveIndividual· Physician Assistant, Medical· Knoxville, TN
Physician Assistant, Medical (PA-C) with Summit Medical Group, PLLC and 2 other groups, practicing in Knoxville, Tennessee. Enrolled in Medicare as practitioner - physician assistant. Medtronic, Inc. reported $77.04 in payments in 2025, mostly food and beverage. Lists Methodist Medical Center of Oak Ridge as a hospital affiliation.
Overview
| NPI | 1578382982 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Oct 3, 2024 |
| Last updated in NPPES | Oct 9, 2025 |
| Certified by provider | Oct 9, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | 6505 | TN |
| Physician Assistant | 363A00000X | 1229593 | 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 - Physician Assistant (TN) |
|---|
Education and affiliations
| Graduation year | 2025 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Summit Medical Group, PLLCKnoxville, TN · 652 clinicians
- Acute Care Clinics of America, LLCJamestown, TN · 9 clinicians
- Hyperbaric Wound Specialists, PLLCOak Ridge, TN · 6 clinicians
Hospital affiliation
- Methodist Medical Center of Oak RidgeOak Ridge, TN
Industry payments (Open Payments)
- 2025$77.04 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $77.04 | 1 |
What the 2025 payments were for
- Food and Beverage$77.04 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other physician assistants in Knoxville
- 1033736855
- 1033975404
- 1083310007
- 1083767966
- 1083903306
- 1114970209
- 1174244735
- 1225423783
- 1255910295
- 1265996672
- 1275248726
- 1336851161
All 77 physician assistants in Knoxville · All physician assistants in Tennessee