Dr. Zayat started his education pursuit in 1987 attending the American University in Beruit and obtaining a B.S. with distinction. In 1991 he obtained his Medical Doctorate which was granted by the Board of Regents, State of New York. He then completed one year of residency with the Department of Internal Medicine at Union Memorial Hospital in Baltimore, Maryland, and then an additional three years with The University of Kansas School of Medicine where he also served as General Medicine/Junior Faculty for one year. Upon completion of residency, he went on to his fellowship at the Johns Hopkins University School of Medicine with the Division of Digestive Diseases. Dr. Zayat is the Chair of the Credentials Committee at Via Christi Regional Medical Center St Francis. He is on the Medical Executive Committee with both Wesley Medical Center and Via Christi Regional Medical Center St. Francis. His previous positions include Chair of Medicine at Via Christi St. Francis and a member of the Board of Directors with the Medical Society of Sedgwick County.