Dr. Sergey Lyass – General Surgery

About Dr. Sergey Lyass

Dr. Sergey Lyass is a board-certified general surgeon with fellowship training in minimally invasive bariatric surgery. Dr. Lyass is an expert in laparoscopic and minimally invasive techniques and specializes in laparoscopic gastric banding, laparoscopic gastric bypass, laparoscopic sleeve gastrectomy, and revisional surgery for previously failed weight loss procedures.

A recognized expert in his field, Dr. Lyass is committed to the advancement of laparoscopic bariatric surgery techniques and the exceptional treatment of the bariatric population. Dr. Lyass’ clinical expertise extends well beyond weight loss surgery, and he routinely performs laparoscopic foregut and colon surgery, abdominal wall hernia repair using minimally invasive techniques, and laparoscopic spleen, pancreas, and adrenal procedures.

Dr. Lyass earned his medical degree from the Moscow Medical University and completed clinical and research fellowships in minimally invasive bariatric surgery at Cedars-Sinai Medical Center in Los Angeles, CA. He served his internship and residency in general surgery at the Hebrew University-Hadassah Medical Center and followed up with a senior residency at Mount Sinai Medical Center. Additionally, he completed an internship at the Institute of Cardio-Vascular Surgery in Moscow.

The author of more than 100 papers and presentations on laparoscopic and bariatric surgery, Dr. Lyass is a member of several professional societies, including the American College of Surgeons, American Society of Metabolic and Bariatric Surgery, Society of the American Gastrointestinal Endoscopic Surgeons, and Society of Laparoscopic Surgeons.