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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

SUMMIT HEALTHCARE ASSOCIATION
NPI 1083736128
Clinic/Center - Oncology in Show Low, AZ

Active since April 06, 2007
2500 E HUNT DR STE H-J, SHOW LOW, AZ 85901(928) 537-6937 Get Directions Write a Review

NPPES record last updated: September 29, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 29, 2026, Aug 17, 2026, Jun 11, 2025 (3 updates tracked since 2025).

About Summit Healthcare Association NPPES

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

SUMMIT HEALTHCARE ASSOCIATION (NPI 1083736128), doing business as Summit Healthcare Oncology Center, is a healthcare organization registered as an oncology in Show Low, Arizona and active in the NPI registry since April 2007. The organization lists William Gardner, Ceo, as its authorized official.

NPPES Registry Identity

NPI1083736128
Entity TypeOrganization
Primary Taxonomy261QX0200X
Legal Business NameSUMMIT HEALTHCARE ASSOCIATION
Location Address2500 E HUNT DR STE H-JShow Low, AZ 85901-7954
Mailing Address2500 E Hunt Dr Ste H-jShow Low, AZ 85901-7954 · (928) 537-6937
Phone(928) 537-6937
Organization SubpartYes
Authorized OfficialWilliam GardnerCeo · (928) 537-6399
Enumeration DateApril 6, 2007
Last NPPES UpdateSeptember 29, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 29, 2026
✔ NPI 1083736128 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyClinic/Center · OncologyAmbulatory Health Care Facilities
Taxonomy Code261QX0200X
License✔ Licensed in AZ · 3376
Definition
An entity, facility, or distinct part of a facility providing diagnostic, treatment and prescriptive services related to cancerous conditions. Services include chemotherapy infusions and monitoring of implanted chemotherapeutic agents.
Also ListedClinic/Center · Oncology, RadiationTaxonomy 261QX0203X · License 3376 (AZ)
2500 E HUNT DR STE H-J, Show Low, AZ 85901
Open in Google Maps ↗

Other Names 1

Doing Business AsSummit Healthcare Oncology Center

Other Identifiers 1

Medicaid020016AZ

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona.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)

Summit Healthcare Association is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

104

Medicare enrollment records show 104 clinicians reassign Medicare billing to Summit Healthcare Association, which bills Medicare for the services they deliver. Of these, 11 practice within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 14

Neurology62
Cardiovascular Disease (Cardiology)7
Hematology/Oncology6
Nurse Practitioner6
Diagnostic Radiology5
Radiation Oncology5
Interventional Cardiology3
Emergency Medicine2
6 other specialties8

Nearest to this location (20)

See all 104
Marilyn King, FNP
Nurse Practitioner
NPI 1740286707
2500 E HUNT DR STE H-J
Show Low, AZ 85901
(928) 537-6937
✔ PECOS✔ Accepts Medicare0.1 mi
Dennis Buck, DO
Hematology/Oncology
NPI 1114157195
2500 E HUNT DR STE H-J
Show Low, AZ 85901
(928) 537-6937
✔ PECOS0.1 mi
Jeffrey Peacock
Radiation Oncology
NPI 1033566534
2500 E HUNT DR STE H-J
Show Low, AZ 85901
(928) 537-6937
✔ PECOS✔ Accepts Medicare0.1 mi
Lincoln Matheson, MD
Diagnostic Radiology
NPI 1477905545
2200 E SHOW LOW LAKE RD
Show Low, AZ 85901
(928) 537-6338
✔ PECOS✔ Accepts Medicare0.3 mi
Grant Berges, MD
Diagnostic Radiology
NPI 1447380977
2200 E SHOW LOW LAKE RD
Show Low, AZ 85901
(928) 537-6338
✔ PECOS✔ Accepts Medicare0.4 mi
Kenneth Giles, MD
Diagnostic Radiology
NPI 1972583797
2200 E SHOW LOW LAKE RD
Show Low, AZ 85901
(928) 537-6338
✔ PECOS✔ Accepts Medicare0.4 mi
Rebecca Moffat, RD, CDE
Registered Dietitian or Nutrition Professional
NPI 1346584141
2200 E SHOW LOW LAKE RD
Show Low, AZ 85901
(928) 537-6548
0.4 mi
Douglas Wright, DO
Family Practice
NPI 1659358059
2200 E SHOW LOW LAKE RD
Show Low, AZ 85901
(928) 537-4375
✔ PECOS✔ Accepts Medicare0.4 mi
Brady Mannett, DO
Neurology
NPI 1932603032
4951 S WHITE MOUNTAIN RD BLDG A
Show Low, AZ 85901
(928) 537-6700
✔ PECOS✔ Accepts Medicare0.4 mi
James Olack, M.D.
Plastic and Reconstructive Surgery
NPI 1669686135
4951 S WHITE MOUNTAIN RD BLDG A
Show Low, AZ 85901
(928) 537-6767
✔ PECOS✔ Accepts Medicare0.4 mi
Simranjit Galhotra, MD, MBA
Pulmonary Disease
NPI 1962407601
5300 S SUTTER DR STE 1
Show Low, AZ 85901
(928) 532-2200
✔ PECOS✔ Accepts Medicare0.6 mi
Chad Brimhall, M.D.
Family Practice
NPI 1699095976
1121 S MAIN ST
Snowflake, AZ 85937
(928) 536-5858
✔ PECOS✔ Accepts Medicare20 mi
Jason Johnson, M.D
Emergency Medicine
NPI 1669517611
200 W. HOSPITAL DR.
Whiteriver, AZ 95491
(928) 338-4911
✔ PECOS✔ Accepts Medicare23 mi
Michael Lee, MD
Hematology/Oncology
NPI 1497933303
BANNER MD ANDERSON CANCER CENTER 2946 E BANNER GATEWAY DRIVE
Gilbert, AZ 85234
(480) 256-6444
✔ PECOS✔ Accepts Medicare117 mi
Mark Bailey, MD
Diagnostic Radiology
NPI 1538587365
350 W THOMAS RD
Phoenix, AZ 85013
(602) 406-6994
✔ PECOS✔ Accepts Medicare128 mi
Hiva Vakil, MD
Cardiovascular Disease (Cardiology)
NPI 1356480172
500 W THOMAS RD STE 460
Phoenix, AZ 85013
(623) 433-0202
✔ PECOS✔ Accepts Medicare129 mi
Ashley Albert
Radiation Oncology
NPI 1346668514
14155 N 83RD AVE STE 127
Peoria, AZ 85381
(623) 773-2873
✔ PECOS✔ Accepts Medicare134 mi
Hursh Naik, MD
Interventional Cardiology
NPI 1124139423
10815 W MCDOWELL RD STE 202
Avondale, AZ 85392
(623) 433-0202
✔ PECOS✔ Accepts Medicare141 mi
Benjamin Coleman, D.O.
Interventional Radiology
NPI 1437456589
6200 N LA CHOLLA BLVD
Tucson, AZ 85741
(520) 742-9000
✔ PECOS✔ Accepts Medicare142 mi
Tara Zehmisch, CRNP
Nurse Practitioner
NPI 1699371385
5375 E ERICKSON DR
Tucson, AZ 85712
(520) 324-5585
✔ PECOS144 mi
See all 104 clinicians

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

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 Summit Healthcare Association's NPI number?

The NPI number for Summit Healthcare Association is 1083736128. It was assigned to this organization in the NPPES registry on April 6, 2007. The provider is doing business as Summit Healthcare Oncology Center.

Where is Summit Healthcare Association located?

Summit Healthcare Association is located at 2500 E Hunt Dr Ste H-J, Show Low, AZ 85901. The listed phone number is (928) 537-6937.

What is Summit Healthcare Association's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Oncology, with taxonomy code 261QX0200X.

Is Summit Healthcare Association enrolled in Medicare?

Yes. Summit Healthcare Association is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Summit Healthcare Association?

According to the CMS Revalidation Reassignment List (October 2026 release), 104 clinicians in 14 Medicare specialties reassign their Medicare billing to Summit Healthcare Association. 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 Neurology (62), Cardiovascular Disease (Cardiology) (7) and Hematology/Oncology (6). Of these, 11 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Summit Healthcare Association accept?

Health plans from Blue Cross Blue Shield of Arizona list Summit Healthcare Association 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 Summit Healthcare Association was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 24 days 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.