Fetal Diagnostic Center is the medical office of Greggory R. Devore, M.D. Dr. Devore practices obstetrics and gynecology and specializes in maternal and fetal medicine. Services include prenatal screenings for Down Syndrome and other chromosomal abnormalities and the evaluation of fetal heartbeats. The practice maintains additional offices in Pasadena and Mission Hills. All appointments are scheduled through its Pasadena and Mission Hills office (626-583-8911).