Dr. Lyass received his medical degree from the 2nd Moscow Medical Institute (now Moscow Medical University) in 1985. He has been trained in General Surgery in Israel at the Hebrew University-Hadassah Medical Center, Jerusalem, and completed his surgical training at Cedars-Sinai Medical Center’s Department of Surgery. Dr. Lyass completed fellowship in the Minimally Invasive and Bariatric Surgery at Cedars-Sinai Medical Center. Dr. Lyass has more than 25 years experience in surgery. He is an author of more than 100 scientific publications and book chapters in the leading medical journals. Dr. Lyass is fluent in Russian and Hebrew. Professional Education: Internship: Mount Sinai Medical Center, New York, NY Residency: Cedars Sinai Medical Center, Los Angeles, CA Fellowship in Minimally Invasive and Bariatric Surgery: Cedars Sinai Medical Center, Los Angeles, CA. 2006 – Board Certified in General Surgery