Brian J. Yun, MD, MBA, MPH, CEDE

Brian J. Yun, MD, MBA, MPH, CEDE

Massachusetts General Hospital
Assistant Professor of Emergency Medicine, Harvard Medical School
Boston, Massachusetts, USA

Brian J. Yun is the Medical Director of the Emergency Department Observation Unit and the Associate Director of Clinical Operations of the Emergency Department at Massachusetts General Hospital (MGH). He is an Assistant Professor of Emergency Medicine at Harvard Medical School. After finishing his residency in emergency medicine at the Harvard Affiliated Emergency Medicine Residency, Dr. Yun completed an Emergency Department Administration Fellowship at MGH. 

Dr. Yun has expertise in developing protocols and running rapid-cycle process improvements. He performs research and implements initiatives that aim to improve ED patient throughput, decrease costs, and improve appropriate utilization of diagnostic imaging in the ED. His work includes helping to create the MGH Home Hospital Program, which seeks to provide hospital-level care in the comfort of a patient’s home.