Dr. Cushman is a seasoned Trauma/Critical Care surgeon. He earned his undergraduate degree from Washington University in St. Louis and his medical degree from Columbia Physicians and Surgeons Medical School. He remained in New York at St. Vincent’s for his surgical residency followed by a fellowship in Trauma/Critical Care at University of California, San Diego. Dr. Cushman's trauma/critical care experience includes appointments at several of this nation’s most prestigious trauma centers including service on the surgical faculty at Grady Memorial in Atlanta, Bellevue Medical Center in New York City, and a seven year tenure as Associate Professor of Surgery at the University of Maryland’s Shock Trauma Center.

Dr. Cushman fulfilled a childhood dream by taking a second residency in Aerospace Medicine between 2011-2013, earning a Masters in Public Health at the University of Texas Medical Branch in Galveston.  This residency has affiliations with the National Aeronautics and Space Administration (NASA) where he participated in a training program designed to train present and future flight surgeons in support of manned exploration of space.