Does not take appointments

William George Barsan MD

Professor, Emergency Medicine
Emergency Medicine
Clinical Interests:

Emergency care for central nervous system (CNS) diseases and cardiovascular diseases.



  • Surgery, University of Virginia, 1975-76
  • Radiology, University of Virginia, 1976-77
  • Emergency Medicine residency at Cincinnati from 1977-79




U of M Emergency Medicine

University Hospital Floor B1 Reception Emergency
1500 E Medical Center Dr SPC 5301
Ann Arbor


Medical School or Training

  • Ohio State University College of Medicine & Public Health, 1975


  • University of Virginia Hospital, Radiology, VA, 1977

  • University of Cincinnati Hospitals, Emergency Medicine, OH, 1979

Board Certification

  • Emergency Medicine


Translational clinical trials and Adaptive Trial designs


William Barsan is Professor and Chair of the Department of Emergency Medicine at the University of Michigan Medical School. His academic focus is translational research in stroke and neurological emergencies. He is currently principal investigator of the Clinical Coordinating Center for the Neurological Emergencies Treatment Trials Network (NETT). This is a large cooperative award from the NIH encompassing 17 academic sites across the country to conduct clinical trials in neurological emergencies. The NETT is currently conducting three large clinical trials in stroke, epilepsy and traumatic brain injury.
Dr Barsan came to the University of Michigan in 1992, as the Section Chief for Emergency Medicine within the Department of Surgery. Prior to joining the UM, he was faculty at the University of Cincinnati College of Medicine. While in Cincinnati, Dr. Barsan was a founding member of the Greater Cincinnati Northern Kentucky Stroke Team and has been involved in stroke clinical trials since 1983. He led the development of an Emergency Medicine Residency at the University of Michigan and spear-headed the creation of the Department of Emergency Medicine within the medical school in 1999. He has served as president of the Society for Academic Emergency Medicine and the Association for Academic Chairs of Emergency Medicine. Dr Barsan served 8 years on the board of the American Board of Emergency Medicine and was president of that organization as well. He was elected to membership in the National Academy of Sciences Institute of Medicine in 2003.