RADIATION ONCOLOGISTS OF CENTRAL ARIZONA
NPI 1770736324
Radiology - Radiation Oncology in Phoenix, AZ

Q: What is Radiation Oncologists Of Central Arizona's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Active since October 28, 2008

4611 E. SHEA BLVD, STE 120, PHOENIX, AZ 85028(602) 441-3845(602) 464-9769 Get Directions Write a Review

NPPES record last updated: January 21, 2016. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Radiation Oncologists Of Central Arizona NPPES

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

RADIATION ONCOLOGISTS OF CENTRAL ARIZONA (NPI 1770736324) is a healthcare organization registered as a radiation oncology in Phoenix, Arizona and active in the NPI registry since October 2008. The organization lists John Kresl, Management/committee Member, as its authorized official.

NPPES Registry Identity

NPI1770736324

Entity TypeOrganization

Primary Taxonomy2085R0001X

Legal Business NameRADIATION ONCOLOGISTS OF CENTRAL ARIZONA

Location Address4611 E. SHEA BLVD, STE 120Phoenix, AZ 85028-4245

Mailing Address4611 E. Shea Blvd, Ste 120Phoenix, AZ 85028-4254 · (602) 441-3845 · Fax (602) 464-9769

Phone(602) 441-3845

Fax(602) 464-9769

Organization SubpartNo

Authorized OfficialJohn KreslManagement/committee Member · (602) 441-3845

Enumeration DateOctober 28, 2008

Last NPPES UpdateJanuary 21, 2016

✔ NPI 1770736324 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0001X

Definition

A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.

4611 E. SHEA BLVD, Phoenix, AZ 85028

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Other Identifiers 2

Medicaid391486AZ

Medicare PINZ126789AZ

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 MULTIPLE SINGLE SPECIALTY GROUP

Accepted Insurance

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

Radiation Oncologists Of Central Arizona is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 6 clinicians reassign Medicare billing to Radiation Oncologists Of Central Arizona, which bills Medicare for the services they deliver. Of these, 4 practice at this address. They are listed nearest first.

Clinicians, nearest first (6)

Deirdre Colao, DNP, FNP - C

Nurse Practitioner

NPI 1437672680

4611 E SHEA BLVD STE 120
Phoenix, AZ 85028

(602) 441-3845

✔ PECOS✔ Accepts MedicareSame address

John Kresl, MD, PH.D

Radiation Oncology

NPI 1366418675

4611 E. SHEA BLVD STE. 120
Phoenix, AZ 85028

(602) 441-3845

✔ PECOS✔ Accepts MedicareSame address

Abhilash Nambiar, M.D.

Radiation Oncology

NPI 1013126440

4611 E SHEA BLVD STE 120
Phoenix, AZ 85028

(602) 441-3845

✔ PECOS✔ Accepts MedicareSame address

Lauren Stegman, MD, PH.D

Radiation Oncology

NPI 1730232448

4611 E SHEA BLVD STE 120
Phoenix, AZ 85028

(602) 441-3845

✔ PECOS✔ Accepts MedicareSame address

Kurt Wharton, MD

Radiation Oncology

NPI 1457561086

7410 N ZANJERO BLVD PALO VERDE CANCER CENTER-WEST VALLEY
Glendale, AZ 85308

(602) 441-3845

✔ PECOS✔ Accepts Medicare16 mi

Mark Mclaughlin, MD

Radiation Oncology

NPI 1093865198

320 KENNESTONE HOSPITAL BLVD STE LL1
Marietta, GA 30060

(770) 793-7565

✔ PECOS✔ Accepts Medicare1,574 mi

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 Radiation Oncologists Of Central Arizona's NPI number?

The NPI number for Radiation Oncologists Of Central Arizona is 1770736324. It was assigned to this organization in the NPPES registry on October 28, 2008.

Where is Radiation Oncologists Of Central Arizona located?

Radiation Oncologists Of Central Arizona is located at 4611 E. Shea Blvd Ste 120, Phoenix, AZ 85028. The listed phone number is (602) 441-3845.

What is Radiation Oncologists Of Central Arizona's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Is Radiation Oncologists Of Central Arizona enrolled in Medicare?

Yes. Radiation Oncologists Of Central Arizona is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Radiation Oncologists Of Central Arizona?

According to the CMS Revalidation Reassignment List (October 2026 release), 6 clinicians in 2 Medicare specialties reassign their Medicare billing to Radiation Oncologists Of Central Arizona. 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 Radiation Oncology (5) and Nurse Practitioner (1). Of these, 4 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Radiation Oncologists Of Central Arizona accept?

Health plans from Ambetter from Arizona Complete Health list Radiation Oncologists Of Central Arizona 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 Radiation Oncologists Of Central Arizona was last updated on January 21, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.