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Raymond C. Koehler, PhD

Raymond C. Koehler, PhD

Associate Director of Biomedical Research
Professor of Anesthesia and Critical Care Medicine

Johns Hopkins University School of Medicine
600 North Wolfe Street
Baltimore, MD 21287


Dr. Raymond Koehler is a professor of anesthesiology and critical care medicine at the Johns Hopkins University School of Medicine. He holds a joint appointment in the Department of Environmental Health Sciences at the Bloomberg School of Public Health at Johns Hopkins.

His research focuses on cerebrovascular physiology and cerebral ischemic injury that arises from stroke and cardiac arrest.

Dr. Koehler received a combined B.S./M.E. in electrical engineering from Rensselaer Polytechnic Institute, and went on to complete a Ph.D. in physiology at the State University of New York at Buffalo. After completing a fellowship in the Department of Environmental Health Sciences at Johns Hopkins, he joined the Johns Hopkins faculty in 1980 as an assistant professor of anesthesiology and critical care medicine. He became an associate professor in 1986 and rose to professor in 1996.

Dr. Koehler has published extensively and has presented his work internationally at numerous conferences and symposia. He sits on the editorial board of the journal Stroke and is a member of American Physiological Society, the American Heart Association, the International Society of Cerebral Blood Flow and Metabolism, the Society for Neuroscience and the Society of Critical Care Medicine.

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Anesthesiology Events

Discovery and Innovation Calendar

Anesthesiology Grand Rounds

ACCM Grand Rounds take place Thursdays at 7 AM in Hurd Hall. Windows Media Player is required to view webcasts.

10/6: Abraham Endowed Lecture – Shad Deering, COL, MD, FACOG

10/13: Richard Traystman, PhD

10/20: Patient Based Learning Discussion

10/27: Quality Assurance Committee Meeting

11/3: Glenn Woodworth, MD

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