Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Rollie S Walker, APRN

Family Nurse Practitioner in Harrison, AR · enumerated 2020 · practices at Sam Scroggins MD PA.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1003426396

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Registry record

Entity type Individual (Type 1)

Name Rollie S Walker

Credential APRN

Sex Male

Practice address Harrison, AR, 72601

Phone (870) 741-6373

Fax (870) 741-5102

Enumeration date Aug 3, 2020

Last updated in NPPES Nov 7, 2025

Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 223719 (AR) Primary

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 86183 (OK) Secondary

APRN — Advanced Practice Registered Nurse: An umbrella credential covering NPs, CRNAs, CNMs, and clinical nurse specialists. About the APRN credential

Other identifiers

Identifier	Type	State	Issuer
223719	Other	AR	ARKANSAS STATE BOARD OF NURSING
303195758	Medicaid	AR	—

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Rollie Walker?

The National Provider Identifier (NPI) for Rollie Walker is 1003426396, a Type 1 (individual) record in the CMS NPPES registry.

Where does Rollie Walker practice?

The practice location on file with NPPES is in Harrison, AR. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Sammy Scroggins Family Medicine Physician · Harrison, AR NPI 1811905755 Sam Scroggins MD PA Family Medicine Physician · Harrison, AR NPI 1275628596 Dawn Phelps Obstetrics Physician · Harrison, AR NPI 1306048251 Mandi Strode Family Nurse Practitioner · Harrison, AR NPI 1134517014

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-11-07.