Rollie S. Walker, APRN
NPI 1003426396ActiveIndividual· Nurse Practitioner, Family· Harrison, AR
Nurse Practitioner, Family (APRN) with Boston Mountain Rural Health Center, Inc, practicing in Harrison, Arkansas. Their prescriptions cost Medicare Part D more than their services did: $114,203 for 1,270 claims, against $1,100 paid for services in 2024. Mayne Pharma Commercial LLC was the largest of 4 companies reporting payments in 2025, $162.84 in all, mostly food and beverage.
Overview
| NPI | 1003426396 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN |
| Sole proprietor | Yes |
| NPI issued | Aug 3, 2020 |
| Last updated in NPPES | Nov 7, 2025 |
| Certified by provider | Nov 7, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 223719 | AR |
| Nurse Practitioner, Family | 363LF0000X | 86183 | OK |
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 (AR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 27 |
|---|---|
| Services billed | 56 across 13 procedure codes |
| Paid by Medicare | $1,100 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,270 · 1,981 30-day fills |
|---|---|
| Patients | 141 |
| Total drug cost | $114,203 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Boston Mountain Rural Health Center, IncHarrison, AR · 58 clinicians
Industry payments (Open Payments)
- 2025$162.84 · 8 payments from 4 companies
- 2024$264.07 · 13 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mayne Pharma Commercial LLC | $106.02 | 5 |
| Hologic Sales and Service, LLC | $22.70 | 1 |
| Exact Sciences Corporation | $18.35 | 1 |
| Amgen Inc. | $15.77 | 1 |
What the 2025 payments were for
- Food and Beverage$162.84 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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