Liliana Bordeianou, MD, MPH, is a board-certified colorectal surgeon and the Chief of the Colorectal Surgery Program at Massachusetts General Hospital . She is also the co-founder and the co-director  of the Pelvic Floor Disorders Center. She is an Associate Professor of Surgery at Harvard Medical School.

Dr. Bordeianou specializes in treating patients with  colorectal cancer, Crohn's disease, ulcerative colitis, diverticulitis, and pelvic floor disorders. She performs  minimally invasive procedures such as robotic and laparoscopic  colorectal resections, pelvic floor reconstructions, transanal endoscopic microsurgery (TEM) and transanal minimally invasive surgery (TAMIS).  She has a special interest in sphincter preservation techniques for low lying rectal cancer and for patients with Inflammatory Bowel Disease. Dr. Bordeianou is also a  national expert in the surgical management of pelvic floor disorders such as fecal incontinence, rectal prolapse and constipation.

Dr. Bordeianou has published extensively in academic research journals on colorectal surgery. She lectures both locally and internationally on invited topics including ulcerative and Crohn's colitis, rectal cancer, diverticulitis and pelvic floor disorders.

In addition, she is a fellow of the American College of Surgeons (FACS), a fellow of the American Society of Colon and Rectal Surgeons (FASCRS) and a member of numerous other surgical societies including the International Society University Colon and Rectal Surgeons (ISUCRS), Society for Surgery of the Alimentary Tract (SSAT), Society of American Gastrointestinal and Endoscopic Surgeons (SAGES) and the New England Society of Colon and Rectal Surgeons (NESCS).