Dr. Mark Leibenhaut is a radiation oncologist based in Sacramento, California. He has an extensive medical experience of 33 years. Dr. Leibenhaut graduated in 1984 from the Columbia University College of Physicians & Surgeons. Then, he continued with an internship at the Pacific Presbyterian Medical Center and a residency program at the Stanford University. Dr. Leibenhaut is a board-certified specialist in Radiation Oncology. He is also an active researcher who has contributed to a large number of published studies that covered various topics such as cardiovascular mortality after short-term androgen deprivation, prostate cancer localization and short-term androgen deprivation, economic analysis of radiation therapy oncology. Dr. Leibenhaut is currently affiliated with Mercy San Juan Medical Center in Carmichael, the Sutter Medical Center – Sacramento, Mercy General Hospital in Sacramento, Sutter Auburn Faith Hospital, Sutter Davis Hospital, and Sutter Roseville Medical Center.