Dr. Murphy is Gastrointestinal Tumor Service Chief and Associate Director (Health Outcomes Research) of the Division of Clinical & Translational Research. He serves as the Associate Radiation Oncology Program Director and the Medical School Liaison Director, overseeing all Medical Student rotations within the Department.
A leader in the field of health services outcomes and health services research, he is the principal investigator on clinical trials involving pancreatic cancer, esophageal cancer, and he serves as the site principal investigator on multiple national cooperative group trials. Ongoing health outcomes projects in his lab include identifying and reducing health disparities, creating patient-based risk assessment tools, and defining the patterns of care of radiation across the US on a population-based level. A dedicated clinical researcher, he has published over 60 journal articles and serves an Associate Editor (GI Cancers) of the International Journal of Radiation Oncology, Biology and Physics. In addition, he is member of the National Comprehensive Cancer Network (NCCN) panel for the treatment of GI malignancies.
Dr. Murphy has a strong commitment to medical education and instructs medical students, residents and fellows at the UC San Diego School of Medicine. He serves as a core faculty member within the CREST/MAS program where he teaches courses focused on Health Services Research and Clinical Decision Analysis. He also mentors of wide range of students in his research lab within the Altman Clinical Translational Research Institute (CTRI). He has been recognized as Educator of the Year by the Association of Residents in Radiation Oncology (ARRO).