He has a long history with the university, starting with his undergrad and continuing with him attending the medical school and completing his residency in General Surgery while working as a Surgical Research Fellow. For his performance in medical school he was inducted into Alpha Omega Alpha and received awards such as the Itabashi Award for Excellence in Oncology. After his graduation, his success has continued and he has won multiple awards for his teaching in addition to being Chief resident and Chief fellow. Dr. Cassidy is licensed in both Massachusetts and New York.