Mary J. Walker, APN
NPI 1023051067ActiveIndividual· Nurse Practitioner, Family· Madisonville, TN
Nurse Practitioner, Family (APN) with Senior Care Partners of East Tennessee PLLC, practicing in Madisonville, Tennessee. Their prescriptions cost Medicare Part D more than their services did: $575,824 for 7,410 claims, against $45,487 paid for services in 2024. Eisai Inc. was the largest of 11 companies reporting payments in 2025, $557.44 in all, mostly food and beverage. Lists Blount Memorial Hospital as a hospital affiliation.
Overview
| NPI | 1023051067 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APN |
| Sole proprietor | Yes |
| NPI issued | Jun 14, 2006 |
| Last updated in NPPES | Apr 11, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 5417 | TN |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 89 |
|---|---|
| Services billed | 668 across 26 procedure codes |
| Paid by Medicare | $45,487 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,410 · 7,814 30-day fills |
|---|---|
| Patients | 196 |
| Total drug cost | $575,824 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Senior Care Partners of East Tennessee PLLCMaryville, TN · 37 clinicians
Hospital affiliation
- Blount Memorial HospitalMaryville, TN
Other facilities
- Amedisys Home Health CareHome health agency · Knoxville, TN
Industry payments (Open Payments)
- 2025$557.44 · 29 payments from 11 companies
- 2024$705.23 · 28 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Eisai Inc. | $133.07 | 6 |
| Lilly USA, LLC | $121.44 | 7 |
| Novo Nordisk Inc | $69.74 | 4 |
| Otsuka America Pharmaceutical, Inc. | $54.17 | 3 |
| Sumitomo Pharma America, Inc. | $36.20 | 2 |
What the 2025 payments were for
- Food and Beverage$557.44 · 29 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Nurse Practitioner, Family providers in Madisonville
- 1861931800
- 1114809738
- 1205122587
- 1194203786
- 1407728231
- 1457584625
- 1356384788
- 1255838769
- 1023801248
- 1568294627
- 1841885886
- 1629641139