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Active NPI 1326004094 Individual Practitioner Male Practitioner

Walter Glen Speirs , PA-C

Physician Assistant • Mesa, AZ

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Walter Speirs, PA-C is a certified Physician Assistant practicing in Mesa, AZ. With approximately 25 years of clinical experience since graduating from University Of Utah School Of Medicine in 2001, Walter Speirs delivers high-quality medical care to the local community at 7233 E BASELINE RD STE 126.

Walter Speirs maintains professional affiliations with Summit Medical Group Arizona Llc, Sierra Nevada Primary Care Physicians A Medical Corporation and accepts Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

7233 E Baseline Rd Ste 126

Mesa, AZ 852095007

Telephone 6027550800
Fax 6025602721

Medicare Profile & Education

Medical School

University Of Utah School Of Medicine

Graduation Year

2001

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Mesa, AZ

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
25 Yrs +17.4 yrs vs City Avg
City Avg: 7.6 Yrs
State Avg: 12.5 Yrs
Regional Practice Density
474 Specialists

Practicing in Mesa, AZ (3711 Statewide)

Telehealth Adoption Rate
8.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Speirs (25 Years) 25 Yrs
Mesa Specialty Average (7.6 Years) 7.6 Yrs

Medical Specialties & State Licenses

CMS Verified: 2025-02-04
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License AZ 10908

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Hospital & Practice Group Affiliations

Sierra Nevada Primary Care Physicians A Medical Corporation

140 Litton Dr, Grass Valley, CA 959455078

Phone: 5302729788277

Summit Medical Group Arizona Llc

14541 W Indian School Rd, Goodyear, AZ 853959243

Phone: 8886986727

Summit Medical Group Arizona Llc

7233 E Baseline Rd, Mesa, AZ 852095007

Phone: 6027550800

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

33 Associated Practitioners
Tara Janse , PA-C

Physician Assistant

NPI 1013279348

Physician Assistant (Certified)

Aneta Arzumanova , FNP-C

Nurse Practitioner - Family

NPI 1073236360

Family Nurse Practitioner (Certified)

Dr. Anthony Levin , DO

Family Medicine

NPI 1073599908

Doctor of Osteopathic Medicine (D.O.)

Maegan Drummond , APRN-NP

Nurse Practitioner - Family

NPI 1093387060

APRNNP

Olivia Kieffer , PA-C

Physician Assistant - Medical

NPI 1134901671

Physician Assistant (Certified)

Laura Cole , FNP

Nurse Practitioner - Family

NPI 1184159741

Family Nurse Practitioner

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

15 Historical Events
📍
Updated Practice Location February 04, 2025

Registered at 7233 E BASELINE RD STE 126, MESA, AZ 852095007 (Tel: 6027550800)

📍
Updated Business Mailing Address February 04, 2025

Registered at PO BOX 24981, BELFAST, ME 049152000 (Tel: 8449690686)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 04, 2025

Physician Assistant (License #10908 in AZ)

📍
Updated Practice Location July 10, 2023

Registered at 844 OLD TUNNEL RD, GRASS VALLEY, CA 959458524 (Tel: 5302749762)

📍
Updated Business Mailing Address July 10, 2023

Registered at 844 OLD TUNNEL RD, GRASS VALLEY, CA 959458524 (Tel: 5302749762)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 28, 2020

Physician Assistant (License #22863 in CA)

📍
Updated Practice Location December 10, 2018

Registered at 2530 CHESTER KIMM RD, WENATCHEE, WA 988018130 (Tel: 5096637615)

📍
Updated Business Mailing Address December 10, 2018

Registered at 2530 CHESTER KIMM RD, WENATCHEE, WA 988018130 (Tel: 5096637615)

👤
Provider Name / Credentials Updated December 10, 2018

Recorded as WALTER SPEIRS, PA-C

NPI Profile Active August 25, 2016

NPI status registered as active in NPPES database

📍
Updated Practice Location August 25, 2016

Registered at 1355 EAST ST, SUITE 200, REDDING, CA 960010801 (Tel: 9702616319)

📍
Updated Business Mailing Address August 25, 2016

Registered at PO BOX 991901, SUITE 200, REDDING, CA 960991901 (Tel: 5306054260)

👤
Provider Name / Credentials Updated August 25, 2016

Recorded as WALTER SPEIRS, PA

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) August 25, 2016

Physician Assistant (License #1476 in CO)

🟢
Initial NPI Registration & Enumeration April 21, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1326004094
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 21, 2006
Last Update: February 04, 2025
Sole Proprietor: No

Mailing Address

Po Box 24981

Belfast, ME 049152000

Phone: 8449690686

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.