Sergey Lyass, M.D.
Board certified in General Surgery, Dr. Lyass is a member of several professional organizations including the American College of Surgeons, American Society of Metabolic and Bariatric Surgery (ASMBS), Society of the American Gastrointestinal Endoscopic Surgeons (SAGES). He is the author of more than 100 papers in peer reviewed journals and presentations on Laparoscopic and Bariatric Surgery.
Dr. Lyass is committed to the advancement of laparoscopic bariatric surgery techniques and the exceptional treatment of the bariatric population. Dr. Lyass is an expert in Laparoscopic Bariatric and Minimally Invasive Surgery and he is specialized in performing Laparoscopic Gastric Banding, Laparoscopic Gastric Bypass, Laparoscopic Sleeve Gastrectomy and Revisional Surgery for previously failed weight loss procedures. His clinical expertise extends well beyond weight loss surgery. Dr. Lyass routinely performs Laparoscopic Foregut and Colon surgery, repair of the abdominal wall hernias using minimally invasive technique, laparoscopic spleen, pancreas and adrenal procedures.
Board certified in General Surgery Dr. Lyass is a member of several professional societies including the American College of Surgeons, American Society of Metabolic and Bariatric Surgery (ASMBS), Society of the American Gastrointestinal Endoscopic Surgeons (SAGES), and Society of Laparoendoscopic Surgeons. He is the author of more than 100 papers and presentations on laparoscopic and bariatric surgery.
Dr. Lyass received his medical degree from the Moscow Medical University (formerly known as Moscow II State Medical School). He completed an internship at the Institute of Cardio-Vascular Surgery n.a. Bakulev, in Moscow. He served his internship and residency in general surgery at the Department of Surgery at the Hebrew University-Hadassah Medical Center in Jerusalem, Israel, and then followed up with a senior residency at the Department of Surgery at Mount Sinai Medical Center in New York. Dr. Lyass completed his training at the Cedars-Sinai Medical Center as a senior surgical resident and then chief surgical resident in the Department of Surgery. Following his extended residency training, Dr. Lyass completed a clinical fellowship as well as a research fellowship in Minimally Invasive and Bariatric Surgery at Cedars-Sinai’s Medical Center, Los Angeles, CA.