155 Radiation Oncology providers practice in Arizona, including 39 (25%) offering telehealth. The largest concentration is in Scottsdale. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
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| Radiation Oncology in Scottsdale | 34 providers |
| Radiation Oncology in Phoenix | 34 providers |
| Radiation Oncology in Tucson | 31 providers |
| Radiation Oncology in Gilbert | 11 providers |
| Radiation Oncology in Sun City | 6 providers |
| Radiation Oncology in Glendale | 6 providers |
| Radiation Oncology in Casa Grande | 5 providers |
| Radiation Oncology in Prescott | 3 providers |
| Radiation Oncology in Mesa | 3 providers |
| Radiation Oncology in Chandler | 3 providers |
| Radiation Oncology in Peoria | 3 providers |
| Radiation Oncology in Goodyear | 2 providers |
| Radiation Oncology in Show Low | 2 providers |
| Radiation Oncology in Tempe | 2 providers |
| Radiation Oncology in Flagstaff | 2 providers |
| Radiation Oncology in Payson | 1 providers |
| Radiation Oncology in Sierra Vista | 1 providers |
| Radiation Oncology in Green Valley | 1 providers |
| Radiation Oncology in Bullhead City | 1 providers |
| Radiation Oncology in Anthem | 1 providers |
| Radiation Oncology in Sedona | 1 providers |
| Radiation Oncology in Lake Havasu City | 1 providers |
| Radiation Oncology in Yuma | 1 providers |
From CMS Medicare enrollment records covering 107 of the 155 providers listed here (69%). Providers who do not bill Medicare are not included in these figures.
| Group (as registered with Medicare) | Radiation Oncologists | All clinicians in group | Main city |
| Arizona Center for Hematology and Oncology PLC | 19 | 61 | Scottsdale |
| Mayo Clinic Arizona | 17 | 1,618 | Scottsdale |
| Banner Cancer Center Specialists LLC | 13 | 343 | Gilbert |
| Ironwood Physicians PC | 11 | 115 | Chandler |
| Arizona Oncology Associates PC | 9 | 42 | Tucson |
| Hospital | City | Ownership | CMS star rating | Radiation Oncologists affiliated |
| Mayo Clinic Hospital | Phoenix | Nonprofit | 5 of 5 | 17 |
| Banner Thunderbird Medical Center | Glendale | Government | 4 of 5 | 13 |
| Banner - University Medical Center Phoenix | Phoenix | Nonprofit | 3 of 5 | 11 |
| Banner Gateway Medical Center | Gilbert | Nonprofit | 3 of 5 | 9 |
| Banner Boswell Medical Center | Sun City | Nonprofit | 3 of 5 | 8 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
There are 155 Radiation Oncology providers with active NPI records practicing in Arizona, according to federal NPPES data refreshed monthly.
Yes. 39 of the 155 Radiation Oncology providers in Arizona (about 25%) report offering telehealth services in CMS data.
Scottsdale (34), Phoenix (34), Tucson (31) have the highest concentration of Radiation Oncology providers in Arizona.
108 of 155 Radiation Oncology providers in Arizona (70%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Among 107 Radiation Oncologists in Arizona enrolled in Medicare, 7% bill through a solo or small practice with fewer than 10 clinicians, 23% through a mid-size group of 10 to 99, and 70% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
According to CMS facility affiliation records, the Arizona hospitals where the most Radiation Oncologists hold privileges are Mayo Clinic Hospital in Phoenix; Banner Thunderbird Medical Center in Glendale; Banner - University Medical Center Phoenix in Phoenix.
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