Timothy R O’leary M.D., a Radiation Oncologist practicing in Festus, MO

Timothy R O'leary  M.D.

Dr. Timothy O’leary practices Radiation Oncology in Festus, MO. Radiation oncology is a medical specialty that involves treating cancer with radiation. Dr. O’leary specializes in treating cancer with radiation, using radiation therapy to treat a wide variety of cancers. Radiation therapy uses carefully targeted and regulated doses of high-energy radiation to kill cancer cells.


Dr. O’leary’s career in medicine began in 1989, when he graduated with his Medical Degree from the Loyola Univ of Chicago Stritch Sch of Med, Maywood Il . After medical school, Timothy R O’leary M.D. completed residency at Barnes-Jewish Hosp-S Campus, Radiation Oncology; Forest Park Hosp, Flexible Or Transitional Year. Dr. O’leary is board certified in Radiology by the American Board of Radiology. Timothy R O’leary M.D. currently provides care to patients at 1420 Us Highway 61, Festus, MO 63028.


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