Dr. Richard Petersen is board certified in nuclear radiology, diagnostic radiology, as well as in nuclear medicine. He graduated from the Creighton University School of Medicine and attended an internship program at Wilford Hall USAF Medical Center, which was followed by the completion of his residency at the University of Colorado. With a vast medical practice experience of over 40 years, Dr. Petersen is currently affiliated with Chandler Regional Hospital and Dignity Health Mercy Gilbert Medical Center in Arizona.