Dr. O'Malley graduated from Uniformed Services University of the Health Sciences F Edward Hebert School of Medicine in 1986 and has been in practice for 31 years. He completed a residency at United States Naval Medical Center. Dr. O'Malley also specializes in Sports Medicine. He currently practices at Cape Cod Sports Medicine and is affiliated with Falmouth Hospital. Dr. O'Malley accepts multiple insurance plans including TRICARE, Aetna and Harvard Pilgrim. Dr. O'Malley also practices at Michael R Barnett MD in Falmouth, MA.