MRS. MADISON BROOKE WALKER APRN-CNP
NPI 1497407001
Nurse Practitioner - Family in West Portsmouth, OH

Q: What is Madison Walker's NPI number?

The NPI number for Madison Walker is 1497407001. It was assigned to this individual provider in the NPPES registry on January 25, 2022.

Q: What is Madison Walker's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Q: When was this NPI record last updated?

The NPPES record for Madison Walker was last updated on April 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since January 25, 2022PECOS Enrolled

22442 STATE ROUTE 73, WEST PORTSMOUTH, OH 45663(740) 858-6656(740) 858-5412 Get Directions Write a Review

NPPES record last updated: April 13, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 13, 2026, Jan 7, 2026, Jun 25, 2025 and 1 more (4 updates tracked since 2022).

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About Mrs. Madison Brooke Walker Aprn-cnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. MADISON BROOKE WALKER APRN-CNP (NPI 1497407001) is an individual family provider in West Portsmouth, Ohio, licensed in Ohio (APRN.CNP.0039599) and active in the NPI registry since January 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1497407001

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameMRS. MADISON BROOKE WALKERCredential: APRN-CNP

Location Address22442 STATE ROUTE 73West Portsmouth, OH 45663-6365

Mailing Address22442 State Route 73West Portsmouth, OH 45663-6365 · (740) 858-6656

Phone(740) 858-6656

Fax(740) 858-5412

Sole ProprietorNo

Medical School CMSOtherGraduated 2025

Enumeration DateJanuary 25, 2022

Last NPPES UpdateApril 13, 20264 updates tracked since enumeration

NPPES CertifiedApril 13, 2026

✔ NPI 1497407001 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LF0000X

License✔ Licensed in OH · APRN.CNP.0039599

22442 STATE ROUTE 73, West Portsmouth, OH 45663

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource, Molina Healthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Madison Brooke Walker Aprn-cnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID547753931

PECOS Enrollment IDI20251203004207

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Madison Walker reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

James H Duncan Do Inc

Same address

Family Medicine

22442 STATE ROUTE 73
West Portsmouth, OH 45663

Reassigned Medicare billing, Ohio enrollment
3 clinicians in this Medicare group

NPI 1295047348 (740) 858-6656

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 45663 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$84.72 typical visit price

range $54.34 – $166.65

Typical copayment $21.18 (range $13.58 – $41.66)

Most-billed visit code 99203

Established Patient

$96.44 typical visit price

range $17.10 – $135.40

Typical copayment $24.11 (range $4.27 – $33.85)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. JAMES HARKLESS DUNCAN D.O.

Family Medicine