Dr. O'Mara graduated from Tufts University School of Medicine in 1992 and has been in practice for 24 years. He completed a residency at University of Louisville School of Medicine. He currently practices at Haskins Omara & Cook MDs and is affiliated with Franklin Square Hospital Center, Harford Memorial Hospital and Upper Chesapeake Medical Center. Dr. O'Mara accepts multiple insurance plans including Aetna, Medicare and Humana. Dr. O'Mara is board certified in Orthopaedic Surgery. Dr. O'Mara also practices at Drs Cook Haskins & O'Mara MD in Bel Air, MD. In addition to English, Dr. O'Mara's practice supports this language: Spanish.