Stephen T. Onesti, M.D., F.A.C.S. has been elected Vice-President of Medical Staff at South Nassau Communities Hospital, in Oceanside. Specializing in spine surgery, Dr. Onesti is an attending neurosurgeon with Neurological Surgery, P.C. and serves as South Nassau’s Chief of Neurosurgery. Dr. Onesti previously chaired the Department of Neurosurgery at SUNY Downstate Health Sciences Center, Brooklyn.