Dr. Paul Tung is a board-certified radiologist who specializes in abdominal imaging at West Coast Radiology, a network of 29 imaging centers that provides comprehensive radiology solution to patients in Orange County, California, including MRI, mammography, and X-rays.

Martin Cohen, M.D. is the co-director of our Prostate MRI Program. Dr. Cohen has more than 25 years of experience as a radiologist and practices out of Southern California, primarily with Rolling Oaks Radiology.

Maikel Mankarious, M.D., joined Rolling Oaks Radiology after completing MRI fellowship training at UC San Diego School of Medicine in 2013. Dr. Mankarious had previously completed a diagnostic radiology residency at Boston Medical Center and receive a medical degree from the CDU/David Geffen School of Medicine at UCLA.

Robert Princenthal, M.D. is a board-certified radiologist with more than 25 years of experience helping patients better understand the results of their medical imaging studies. Dr. Princenthal is president and founding partner of Rolling Oaks Radiology, a network of outpatient imaging centers in Ventura County, California. He also serves as the medical director for RadNet’s Prostate MRI Program.

Dr. Charles Fiske is the on-site radiologist and medical director for NorCal Imaging Walnut Creek. He is a board-certified radiologist.

A California native from San Diego, Dr. Fiske received his medical degree from the University of California, Los Angeles and completed his residency in radiology at the University of California, San Francisco, where he was chief resident.