Radiation Oncologists in Arizona
Data updated monthly · Last refresh October 2026
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.
155providers
39telehealth
Scottsdaletop city
Radiation Oncology by city in Arizona
Choose a city to see providers there.
Radiation Oncology providers in Arizona
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.
Dr. Gerald Lucas, MDPhoenix, AZ · $2,224 in drug and device payments (2025) ·
(602) 283-2345 Dr. Hannah JensenPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 839-2266 Dr. Igor Barani, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 406-6761 Dr. Jill Rossinow, M.D.Phoenix, AZ · No drug or device payments recorded (2025) ·
(602) 441-0008 Dr. John Dover, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 633-3848 Dr. John Kresl, MD, PH.DPhoenix, AZ · $5,891 in drug and device payments (2025) ·
(602) 441-3845 Dr. Joshua Niska, MDPhoenix, AZ · $4,272 in drug and device payments (2025) · Telehealth ·
(480) 515-6296 Dr. Kenneth Luk, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 283-7979 Dr. Lauren Stegman, MD, PH.DPhoenix, AZ · $2,829 in drug and device payments (2025) ·
(602) 441-3845 Dr. Leonard Gunderson, M.D.Phoenix, AZ · No drug or device payments recorded (2025) ·
(480) 301-8000 Dr. Marco Naguib, M.D.Phoenix, AZ · No drug or device payments recorded (2025) ·
(602) 406-6761 Dr. Michele Halyard, M.D.Phoenix, AZ · No drug or device payments recorded (2025) ·
(480) 301-8000 Dr. Nathan Yu, M.D.Phoenix, AZ · $586 in drug and device payments (2025) · Telehealth ·
(480) 342-1800 Dr. Nicholas Flores, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 406-4760 Dr. Nilanjan Haldar, MDPhoenix, AZ · $6,339 in drug and device payments (2025) ·
(602) 406-6761 Dr. Nitika Thawani, MDPhoenix, AZ · $179 in drug and device payments (2025) ·
(602) 406-8222 Dr. Samir Patel, M.D.Phoenix, AZ · $236 in drug and device payments (2025) · Telehealth ·
(480) 342-1267 Dr. Shyamal Patel, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 406-8222 Dr. Subhakar Mutyala, MDPhoenix, AZ · $760 in drug and device payments (2025) ·
(602) 283-2345 Dr. Thomas Canty, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 557-0050 Dr. Thomas Taylor, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 239-4500 Dr. William Rule, M.D.Phoenix, AZ · $277 in drug and device payments (2025) · Telehealth ·
(480) 301-8000 Dr. Winlove Suasin, MDPhoenix, AZ · $352 in drug and device payments (2025) ·
(602) 989-8501 Dr. Dhirendra Patel, MDPrescott, AZ · No drug or device payments recorded (2025) ·
(928) 776-1040 Dr. Donn Davis, MDPrescott, AZ · $701 in drug and device payments (2025) ·
(928) 776-1040 Dr. Roscoe Chan, MD, FRCPCPrescott, AZ · $219 in drug and device payments (2025) ·
(928) 776-1040 Dr. Aaron Ambrad, MDScottsdale, AZ · $4,136 in drug and device payments (2025) ·
(480) 314-6670 Dr. Ammoren Dohm, MDScottsdale, AZ · $3,122 in drug and device payments (2025) ·
(480) 314-6670 Dr. Anushka Patel, M.D.Scottsdale, AZ · $243 in drug and device payments (2025) ·
(480) 278-8300 Dr. Brady Laughlin, MDScottsdale, AZ · $367 in drug and device payments (2025) · Telehealth ·
(480) 301-8000 Dr. Carlos Vargas, MDScottsdale, AZ · $234 in drug and device payments (2025) · Telehealth ·
(480) 301-8000 Dr. Chi Zhang, M.D.Scottsdale, AZ · $1,492 in drug and device payments (2025) · Telehealth ·
(480) 301-8000 Dr. Diane Recine, MDScottsdale, AZ · $46 in drug and device payments (2025) ·
(480) 314-6670 Dr. Diego Augusto Santos Toesca, MDScottsdale, AZ · No drug or device payments recorded (2025) ·
(480) 301-8000 Dr. Fan Yang, M.D.Scottsdale, AZ · $202 in drug and device payments (2025) · Telehealth ·
(480) 301-8000 Dr. Farley Yang, MDScottsdale, AZ · No drug or device payments recorded (2025) ·
(480) 922-4600 Dr. Gordon Grado, M.D.Scottsdale, AZ · $867 in drug and device payments (2025) · Telehealth ·
(480) 614-6300 Dr. Gregory Maggass, MDScottsdale, AZ · $2,516 in drug and device payments (2025) ·
(480) 922-4600 Dr. Jean-claude Rwigema, MDScottsdale, AZ · $374 in drug and device payments (2025) · Telehealth ·
(480) 301-8000 Dr. Jonathan Ashman, MDScottsdale, AZ · No drug or device payments recorded (2025) · Telehealth ·
(480) 301-8000 Dr. Lisa Mcgee, MDScottsdale, AZ · No drug or device payments recorded (2025) · Telehealth ·
(480) 301-8000 Dr. Luci Chen, M.D.Scottsdale, AZ · No drug or device payments recorded (2025) ·
(480) 922-4600 Dr. Marianne Mildenberger, M.D.Scottsdale, AZ · $52 in drug and device payments (2025) ·
(480) 314-6670 Dr. Mark Ono, MDScottsdale, AZ · $28 in drug and device payments (2025) ·
(480) 254-8613 Dr. Mehee Choi, MDScottsdale, AZ · $512 in drug and device payments (2025) ·
(602) 557-0060 Dr. Michael Sapozink, M.D.,PH.D.Scottsdale, AZ · $16 in drug and device payments (2025) ·
(480) 613-6300 Dr. Randa Tao, MDScottsdale, AZ · $745 in drug and device payments (2025) · Telehealth ·
(480) 301-8000 Dr. Rey Rodriguez, M.D.Scottsdale, AZ · No drug or device payments recorded (2025) ·
(480) 945-6896 Dr. Richard Kunath, MDScottsdale, AZ · No drug or device payments recorded (2025) ·
(480) 301-8000 Common questions
How many Radiation Oncology providers are in Arizona?There are 155 Radiation Oncology providers with active NPI records practicing in Arizona, according to federal NPPES data refreshed monthly.
Do Radiation Oncology providers in Arizona offer telehealth?Yes. 39 of the 155 Radiation Oncology providers in Arizona (about 25%) report offering telehealth services in CMS data.
Which cities in Arizona have the most Radiation Oncology providers?Scottsdale (34), Phoenix (34), Tucson (31) have the highest concentration of Radiation Oncology providers in Arizona.
How many Radiation Oncology providers in Arizona received drug or device company payments?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.
Where does this data come from?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.
Do most Radiation Oncologists in Arizona work in independent practices or large health systems?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.
Which hospitals do Radiation Oncologists in Arizona work at?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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