Peter A. Johnstone MD

Peter A. Johnstone, MD, is Vice Chair of the Department of Radiation Oncology at Moffitt Cancer Center in Tampa, Florida. Dr. Johnstone has clinical interests in pediatric, and genitourinary malignancies and sarcomas.

Dr. Johnstone received his medical degree from the Uniformed Services University of Health Sciences. He completed a Translational Internship at National Naval Medical Center, and a Radiation Oncology Residency at the National Cancer Institute. He served in the United States Navy, retiring in 2003. Before joining Moffitt, he served as Professor of Radiation Oncology and Hematology/Oncology at Emory University School of Medicine, and Director of the Survivorship Program at Emory Winship Cancer Institute. He then served as Chair and William H. Mitchell Professor of Radiation Oncology at Indiana University School of Medicine. He was also assigned as President and Chief Executive Officer of the IU Health Proton Therapy Center, and Director of the Indiana University cyclotron.

Dr. Johnstone’s clinical trials have involved acupuncture as symptom control in cancer patients, and his recent publications have dealt with radiotherapy in penile cancer.

Dr. Johnstone is a Fellow of the American College of Radiology, the American Society of Radiation Oncology, and the American Radium Society. In 2007 he was President of the Society for Integrative Oncology, and in 2011 he was President of the American Radium Society.