Dr. Isenberg earned his Bachelor’s at the University of Pennsylvania and completed his medical training at Tulane University School of Medicine, where he also earned a Masters of Public Health. He interned at Roosevelt-St. Luke’s Hospital and completed general surgery training at Staten Island University Hospital. He further specialized in reconstructive, hand, and microsurgery with fellowship training at Yale University, the University of Connecticut, and the University of Southern California. He completed a post-doctoral research fellowship with Dr. David D. Roberts in the Laboratory of Pathology of the NCI, NIH funded by a Cancer Research Fellow Training Award.