1. Home
  2. Directory
  3. Arizona
  4. Willcox
  5. Family Medicine
  6. NPI Profile

WALKER FAMILY MEDICINE PLC
NPI 1194907758
Family Medicine in Willcox, AZ

Active since December 05, 2007CLIA Certified · 3 labs
801 W REX ALLEN DR, WILLCOX, AZ 85643(520) 766-5000(520) 766-5001 Get Directions Write a Review

NPPES record last updated: September 10, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Walker Family Medicine Plc NPPES

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

WALKER FAMILY MEDICINE PLC (NPI 1194907758) is a healthcare organization registered as a family medicine in Willcox, Arizona and active in the NPI registry since December 2007. The organization holds 3 active CLIA laboratory certificates, maintains 3 additional practice locations, and lists William Joe Walker, Office Manager, as its authorized official.

NPPES Registry Identity

NPI1194907758
Entity TypeOrganization
Primary Taxonomy207Q00000X
Legal Business NameWALKER FAMILY MEDICINE PLC
Location Address801 W REX ALLEN DRWillcox, AZ 85643-1136
Mailing Address801 W Rex Allen DrWillcox, AZ 85643-1136 · (520) 766-5000 · Fax (520) 766-5001
Phone(520) 766-5000
Fax(520) 766-5001
Organization SubpartNo
Authorized OfficialWilliam Joe WalkerOffice Manager · (520) 240-2306
Enumeration DateDecember 5, 2007
Last NPPES UpdateSeptember 10, 2024
NPPES CertifiedSeptember 10, 2024
✔ NPI 1194907758 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in AZ · 3240
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
801 W REX ALLEN DR, Willcox, AZ 85643
Open in Google Maps ↗

Secondary Practice Locations 3

Location 12226 W Business I 10San Simon, AZ 85632-9115 · Phone (520) 766-5000 · Fax (520) 766-5001
Location 22391 S Rock House RdPortal, AZ 85632-9950 · Phone (520) 766-5000 · Fax (520) 766-5001
Location 3611 W Union StBenson, AZ 85602-6718 · Phone (520) 766-5000 · Fax (520) 766-5001

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Walker Family Medicine Plc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

7

Medicare enrollment records show 7 clinicians reassign Medicare billing to Walker Family Medicine Plc, which bills Medicare for the services they deliver. Of these, 6 practice at this address. They are listed nearest first.

Clinicians, nearest first (7)

Amanda Bennett, FNP-C
Nurse Practitioner
NPI 1558329862
801 W REX ALLEN DR
Willcox, AZ 85643
(520) 766-5000
✔ PECOS✔ Accepts MedicareSame address
Frances Grill, FNP
Nurse Practitioner
NPI 1679790174
801 W REX ALLEN DR
Willcox, AZ 85643
(520) 766-5000
✔ PECOS✔ Accepts MedicareSame address
Julie Hilton, ACNP-BC,FNP-C
Nurse Practitioner
NPI 1679721476
801 W REX ALLEN DR
Willcox, AZ 85643
(520) 766-5000
✔ PECOSSame address
Alma Pando, NP
Nurse Practitioner
NPI 1801602941
801 W REX ALLEN DR
Willcox, AZ 85643
(520) 766-5010
✔ PECOS✔ Accepts MedicareSame address
Dawn Walker, DO
Family Practice
NPI 1306895529
801 W REX ALLEN DR
Willcox, AZ 85643
(520) 766-5000
✔ PECOS✔ Accepts MedicareSame address
Amanda Davis, NP
Nurse Practitioner
NPI 1043850795
801 W REX ALLEN DR
Willcox, AZ 85643
(520) 766-5000
✔ PECOS✔ Accepts MedicareSame address
Mark Lessner, M.D.
Pediatric Medicine
NPI 1497857999
601 W RIVERSIDE DR STE 2
Parker, AZ 85344
(928) 256-4110
✔ PECOS✔ Accepts Medicare289 mi

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

CLIA Laboratory Certificates CMS CLIA 3

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 03D1089094

Walker Family Medicine · Willcox, AZ
Active · expires Sep 2, 2027
CLIA Number03D1089094
Laboratory TypePhysician Office
Certificate Effective DateSeptember 3, 2025
Certificate Expiration DateSeptember 2, 2027
Laboratory DirectorDawn K. Walker, Do
Laboratory Phone(520) 766-5000
Laboratory LocationWalker Family Medicine801 W Rex Allen Drive, Willcox, AZ 85643
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Certificate of Waiver 03D2038531

Walker Family Medicine, Plc · Portal, AZ
Active · expires Mar 20, 2028
CLIA Number03D2038531
Laboratory TypePhysician Office
Certificate Effective DateMarch 21, 2026
Certificate Expiration DateMarch 20, 2028
Laboratory DirectorDawn K. Walker
Laboratory Phone(520) 766-5000
Laboratory LocationWalker Family Medicine, Plc2362 S Rock House Rd, Portal, AZ 85632
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Certificate of Waiver 03D2038593

Walker Family Medicine Plc · San Simon, AZ
Active · expires Mar 20, 2028
CLIA Number03D2038593
Laboratory TypePhysician Office
Certificate Effective DateMarch 21, 2026
Certificate Expiration DateMarch 20, 2028
Laboratory DirectorDawn K. Walker
Laboratory Phone(520) 766-5000
Laboratory LocationWalker Family Medicine Plc2226 W 1-10 Business Loop, San Simon, AZ 85632
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Walker Family Medicine Plc's NPI number?

The NPI number for Walker Family Medicine Plc is 1194907758. It was assigned to this organization in the NPPES registry on December 5, 2007.

Where is Walker Family Medicine Plc located?

Walker Family Medicine Plc is located at 801 W Rex Allen Dr, Willcox, AZ 85643. The listed phone number is (520) 766-5000.

What is Walker Family Medicine Plc's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Walker Family Medicine Plc enrolled in Medicare?

Yes. Walker Family Medicine Plc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Walker Family Medicine Plc?

According to the CMS Revalidation Reassignment List (October 2026 release), 7 clinicians in 3 Medicare specialties reassign their Medicare billing to Walker Family Medicine Plc. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Nurse Practitioner (5), Family Practice (1) and Pediatric Medicine (1). Of these, 6 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Walker Family Medicine Plc hold CLIA laboratory certificates?

Yes. 3 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.

What insurance does Walker Family Medicine Plc accept?

Health plans from Ambetter Health and Ambetter from Arizona Complete Health list Walker Family Medicine Plc as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Walker Family Medicine Plc was last updated on September 10, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.