Since 1980, Dr. Donald R. DeFeo has served as Assistant Clinical Professor of Neurosurgery at the University of California, Irvine’s School of Medicine. After receiving a BA from the University of California, Berkeley in 1961, Dr. Donald R. DeFeo obtained an MD from the University of California, Irvine in 1967. Dr. Donald R. DeFeo now enjoys the opportunity to give back to his alma mater by sharing the wealth of experience and knowledge he has garnered since his time at the acclaimed Southern California institution as a medical student.