Print Departments and specialties Mayo Clinic has one of the largest and most experienced practices in the United States, with campuses in Arizona, Florida and Minnesota. Staff skilled in dozens of specialties work together to ensure quality care and successful recovery. Departments with related expertise Brain Tumor Program Cancer Care at Mayo Clinic Cardiovascular Medicine Early Onset and Hereditary GI Cancers Program Head and Neck Cancer Center Lung Cancer Program Ocular Oncology Program Pediatric Hematology/Oncology Proton Beam Therapy Program Radiation Oncology Doctors who perform this procedure Edit search filters close Narrow your search By location Rochester, MN Phoenix/Scottsdale, AZ Jacksonville, FL By last name Find a doctor whose last name begins with the letter A A There are no doctors whose last name begins with the letter B B There are no doctors whose last name begins with the letter C C There are no doctors whose last name begins with the letter D D There are no doctors whose last name begins with the letter E E There are no doctors whose last name begins with the letter F F There are no doctors whose last name begins with the letter G G There are no doctors whose last name begins with the letter H H There are no doctors whose last name begins with the letter I I Find a doctor whose last name begins with the letter J J Find a doctor whose last name begins with the letter K K There are no doctors whose last name begins with the letter L L Find a doctor whose last name begins with the letter M M There are no doctors whose last name begins with the letter N N There are no doctors whose last name begins with the letter O O Find a doctor whose last name begins with the letter P P There are no doctors whose last name begins with the letter Q Q Find a doctor whose last name begins with the letter R R Find a doctor whose last name begins with the letter S S There are no doctors whose last name begins with the letter T T There are no doctors whose last name begins with the letter U U Find a doctor whose last name begins with the letter V V There are no doctors whose last name begins with the letter W W There are no doctors whose last name begins with the letter X X There are no doctors whose last name begins with the letter Y Y There are no doctors whose last name begins with the letter Z Z Reset all filters Search Tips Use quotes for phrases. Even if there are no auto-suggestions within the search field, hit "Search" anyway, as you may still get results. Displaying 1-10 out of 14 doctors available Location: Phoenix, AZ Safia K. Ahmed, M.D. Phoenix, AZ Areas of focus: Stereotactic radiosurgery, Brachytherapy, Intraoperative radiation therapy, Proton therapy, Radiation therapy, Intensit...y-modulated radiation therapy, Soft tissue sarcoma, Breast cancer, Pediatric central nervous system tumor Show more areas of focus for Safia K. Ahmed, M.D. Aman Anand, Ph.D. Radiation Oncology Medical Physicist Phoenix, AZ Areas of focus: Proton therapy, Radiation therapy Sarah E. James, M.D., Ph.D. Radiation Oncologist Phoenix, AZ Areas of focus: Brachytherapy, Proton therapy, External beam radiation therapy, Prostate cancer, Bladder cancer, Testicular cancer, Ure...thral cancer, Breast cancer, Endometrial cancer, Cervical cancer Show more areas of focus for Sarah E. James, M.D., Ph.D. Sameer R. Keole, M.D. Radiation Oncologist Phoenix, AZ Rochester, MN Areas of focus: Proton therapy, Brain tumor, Brain metastasis, Neurofibromatosis, Meningioma, Glioblastoma, Pituitary tumor, Acoustic n...euroma, Glioma, Ependymoma, Astrocytoma, Chordoma, Oligodendroglioma, Sarcoma, Lymphoma, Breast cancer, Neurofibroma, Choroid plexus papilloma Show more areas of focus for Sameer R. Keole, M.D. Lisa A. McGee, M.D. Radiation Oncologist Phoenix, AZ Areas of focus: Proton therapy, Head and neck cancer, Breast cancer Samir H. Patel, M.D. Radiation Oncologist Phoenix, AZ Areas of focus: Proton therapy, Radiation therapy, Intensity-modulated radiation therapy, Stereotactic body radiotherapy, Head and neck... cancer, Esthesioneuroblastoma, Chondrosarcoma, Nasal and paranasal tumors, Thyroid cancer, Skin cancer, Nasopharyngeal carcinoma, Oral and throat cancer, Laryngeal cancer, Salivary gland cancer, Oropharyngeal cancer, Radiation injury, Hypopharyngeal cancer Show more areas of focus for Samir H. Patel, M.D. Daniel G. Robertson, Ph.D. Radiation Oncology Medical Physicist Phoenix, AZ Areas of focus: Proton therapy William G. Rule, M.D. Radiation Oncologist Phoenix, AZ Areas of focus: Intraoperative radiation therapy, Proton therapy, Radiation therapy, Intensity-modulated radiation therapy, Stereotacti...c body radiotherapy, Neuroendocrine tumor, Colon cancer, Rectal cancer, Anal cancer, Pancreatic cancer, Esophageal cancer, Cholangiocarcinoma, Liver cancer, Stomach cancer, Pancreatic neuroendocrine tumor, Small bowel cancer, Multiple myeloma, Lymphoma, Leukemia Show more areas of focus for William G. Rule, M.D. Jean-Claude M. Rwigema, M.D. Radiation Oncologist Phoenix, AZ Areas of focus: Stereotactic radiosurgery, Proton therapy, Radiation therapy, Intensity-modulated radiation therapy, Stereotactic body ...radiotherapy, Head and neck cancer, Prostate cancer, Bladder cancer, Testicular cancer, Renal cell carcinoma Show more areas of focus for Jean-Claude M. Rwigema, M.D. Jason Shen, Ph.D. Radiation Oncology Medical Physicist Phoenix, AZ Areas of focus: Proton therapy, Radiation therapy Pagination Doctor search Go to page 11 Go to page 22 NextNext Page By Mayo Clinic Staff Request an appointment About July 22, 2023 Print Show references Greenberger BA, et al. The role of proton therapy in pediatric malignancies: Recent advances and future directions. Seminars in Oncology. 2020; doi:10.1053/j.seminoncol.2020.02.002. LaRiviere MJ, et al. Proton therapy. Hematology/Oncology Clinics of North America. 2019; doi:10.1016/j.hoc.2019.08.006. Rackwitz T, et al. Clinical applications of proton and carbon ion therapy. Seminars in Oncology. 2019; doi:10.1053/j.seminoncol.2019.07.005. Proton therapy. Radiological Society of North America. https://www.radiologyinfo.org/en/info.cfm?pg=protonthera. Accessed April 15, 2021. Mitin T. Radiation therapy techniques in cancer treatment. https://www.uptodate.com/contents/search. Accessed April 15, 2021. Ofuya M, et al. Systematic review of methodology used in clinical studies evaluating the benefits of proton beam therapy. 2019; doi:10.1016/j.ctro.2019.07.002. Tsang DS. Proton beam therapy for cancer. Canadian Medical Association Journal. 2019; doi: 10.1503/cmaj.190008. Flint PW, et al., eds. Radiotherapy for head and neck cancer: Radiation physics, radiobiology and clinical principles. In: Cummings Otolaryngology: Head & Neck Surgery. 7th ed. Elsevier; 2021. https://www.clinicalkey.com. Accessed April 15, 2021. Frank SJ, et al., eds. Principles of proton beam therapy. In: Proton Therapy. Elsevier; 2021. https://www.clinicalkey.com. Accessed April 15, 2021. Fabiano S, et al. Combined proton-photon treatments — A new approach to proton therapy without a gantry. Radiotherapy and Oncology. 2020; doi:10.1016/j.radonc.2019.12.013. Forsthoefel MK, et al. Early experience of the first single-room gantry mounted active scanning proton therapy system at an integrated cancer center. Frontiers in Oncology. 2020; doi:10.3389/fonc.2020.00861. Foote RL (expert opinion). Mayo Clinic. May 9, 2021. Related Craniopharyngioma Eye melanoma Head and neck cancers Liver cancer Lung cancer Pancreatic cancer Pediatric brain tumors Pituitary tumors Prostate cancer Proton beam therapy Spinal cord tumor Show more related content News from Mayo Clinic (VIDEO) Using proton beam therapy on the heart Sept. 09, 2024, 02:57 p.m. CDT MEDIA ADVISORY: Mayo Clinic celebrates the topping-off of the new proton beam therapy facility Aug. 13, 2024, 07:29 p.m. CDT Mayo Clinic Q&A: Using radiation therapy to treat brain tumors April 29, 2024, 12:45 p.m. CDT Cancer is tough. Evelyn Owens is tougher Feb. 26, 2024, 05:15 p.m. CDT World Cancer Day: Making a commitment to close the cancer care gap Feb. 04, 2024, 12:00 p.m. CDT Prostate cancer: screening and treatment options Jan. 22, 2024, 11:55 p.m. CDT Fighting glioblastoma -- one of the deadliest forms of brain cancer Jan. 02, 2024, 06:14 p.m. CDT Mayo Clinic Comprehensive Cancer Center highlights research advances in 2023 Dec. 21, 2023, 10:19 p.m. CDT Mayo Clinic study reveals proton beam therapy may shorten breast cancer treatment Sept. 08, 2023, 11:30 p.m. CDT Mayo Clinic Minute: Breaking through radiation therapy myths July 26, 2023, 04:00 p.m. CDT Show more news from Mayo Clinic Mayo Clinic in Rochester, Minnesota, Mayo Clinic in Jacksonville, Florida, and Mayo Clinic in Phoenix/Scottsdale, Arizona, have been recognized among the top Cancer hospitals in the nation for 2024-2025 by U.S. News & World Report. 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