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 Jacksonville, FL Phoenix/Scottsdale, AZ By last name Find a doctor whose last name begins with the letter A A Find a doctor whose last name begins with the letter B B Find a doctor whose last name begins with the letter C C Find a doctor whose last name begins with the letter D D Find a doctor whose last name begins with the letter E E There are no doctors whose last name begins with the letter F F Find a doctor whose last name begins with the letter G G Find a doctor 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 Find a doctor whose last name begins with the letter L L active Find a doctor whose last name begins with the letter M M Find a doctor 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 Find a doctor 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. 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Displaying 1-9 out of 9 doctors available Last Name Initial: M Daniel J L Ma, M.D. Radiation Oncologist Rochester, MN Areas of focus: Proton therapy, Radiation therapy, Intensity-modulated radiation therapy, Stereotactic body radiotherapy, Head and neck... cancer, Thyroid cancer, Salivary gland tumor, Nasopharyngeal carcinoma, Oral and throat cancer, Laryngeal cancer, Skull base tumor, Oropharyngeal cancer Show more areas of focus for Daniel J L Ma, M.D. Jiasen Ma, Ph.D. Radiation Oncology Medical Physicist Rochester, MN Areas of focus: Brachytherapy, Proton therapy, Intensity-modulated radiation therapy, Image-guided radiation therapy, Stereotactic body... radiotherapy Show more areas of focus for Jiasen Ma, Ph.D. Lin Ma, Ph.D. Radiation Oncology Medical Physicist Rochester, MN Areas of focus: Proton therapy, Stereotactic body radiotherapy Anita Mahajan, M.D. Radiation Oncologist Rochester, MN Areas of focus: Stereotactic radiosurgery, Proton therapy, Intensity-modulated radiation therapy, Brain tumor, Pediatric brain tumor, B...one cancer, Rhabdomyosarcoma, Retinoblastoma Show more areas of focus for Anita Mahajan, M.D. Timothy D. Malouff, M.D. Radiation Oncologist Rochester, MN Areas of focus: Proton therapy, Radiation therapy, Intensity-modulated radiation therapy, Stereotactic body radiotherapy, VMAT, Prostat...e cancer, Bladder cancer, Testicular cancer, Penile cancer, Breast cancer, Bone metastasis Show more areas of focus for Timothy D. Malouff, M.D. Arman Mashayekhi, M.D. Ophthalmologist Jacksonville, FL Areas of focus: Proton therapy, Radiation therapy, Eye melanoma, Diabetic retinopathy, Macular degeneration, Conjunctival melanoma, Uve...al melanoma, Vitreoretinal lymphoma Show more areas of focus for Arman Mashayekhi, M.D. Lisa A. McGee, M.D. Radiation Oncologist Phoenix, AZ Areas of focus: Proton therapy, Head and neck cancer, Breast cancer Kenneth W. Merrell, M.D. Rochester, MN Areas of focus: Proton therapy, Radiation therapy, Intensity-modulated radiation therapy, Neuroendocrine tumor, Pancreatic neuroendocri...ne tumor Show more areas of focus for Kenneth W. Merrell, M.D. Robert W. Mutter, M.D. Radiation Oncologist Rochester, MN Areas of focus: Brachytherapy, Proton therapy, Radiation therapy for breast cancer, Intensity-modulated radiation therapy, Breast cancer 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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