Rollie Walker, APRN
NPI 1003426396 · Family Nurse Practitioner · Harrison, AR
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rollie Walker, APRN is a Family Nurse Practitioner provider in Harrison, AR (NPI 1003426396).
Provider details
- NPI number
- 1003426396
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Male
- Sole proprietor
- Yes
- License
- 223719 (AR)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
5 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
17 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Automated Urinalysis Test81003 | 17 | $2 |
Typical Medicare-allowed amounts for these services range $2–$2 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 73 | 15 |
| Lisinopril | 58 | 21 |
| Atorvastatin Calcium | 51 | 22 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 46 | 17 |
| Amlodipine Besylate | 40 | 13 |
| Tizanidine Hcl | 35 | 12 |
| Metformin Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$264 across 13 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-08-03
- Last updated
- 2025-11-07
- Certified
- 2025-11-07
Frequently asked questions
- What is Rollie Walker's NPI number?
- Rollie Walker's National Provider Identifier (NPI) is 1003426396, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rollie Walker's specialty?
- Rollie Walker is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Rollie Walker located?
- Rollie Walker's practice location on file with NPPES is 1002 N Spring St, Harrison, AR 72601-2918.
- What is Rollie Walker's phone number?
- The practice phone number listed in the NPPES registry for Rollie Walker is (870) 741-6373.
- Does Rollie Walker accept Medicare?
- Rollie Walker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rollie Walker's NPI active?
- Yes — Rollie Walker's NPI (1003426396) is active in the NPPES registry as of the last update on 2025-11-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.