Dr. Gray grew up in Northeast Indiana and received his BS degree in Biochemistry from Indiana University in 1987. He received his MD degree from Indiana University School of Medicine in 1991 and completed training in general surgery in Phoenix, Arizona in 1996. Dr. Gray then completed a residency in thoracic and cardiovascular surgery at Indiana University Medical Center. He is certified by the American Board of Thoracic Surgery and has achieved Fellowship status in the American College of Surgeons. Dr. Gray is also an active member of the Society of Thoracic Surgeons.