Dr. William Marcel Mooney, MD

Dr. William Mooney is an oncology specialist with expertise in internal medicine, bringing over five decades of medical practice to his patient care. He earned his medical degree from the University of Kansas School of Medicine and has dedicated 53 years to treating patients with cancer and complex internal medicine conditions. Dr. Mooney speaks both English and Spanish, enabling him to communicate effectively with a diverse patient population.

Dr. Mooney practices at several respected medical facilities throughout the Portland and Gresham area, including Oregon Health and Science University Hospital and Legacy Emanuel Medical Center. His primary affiliations include Oregon Health and Science University Hospital, where he provides comprehensive oncology care. He also sees patients at Legacy Medical Group locations in both Gresham and Portland, ensuring accessible cancer care across the region.