Preetha Ali, MD, FACS, FASCRS, is a double board certified general and colorectal surgeon based at MedStar Washington Hospital Center and sees patients at MedStar Health at Lafayette Centre. She specializes in the diagnosis and treatment of a wide variety of benign and malignant diseases in the colon and rectum, including common complaints such as hemorrhoids, anal fissures or fistulas to more complex conditions such as colorectal cancer and pelvic floor dysfunction. Dr Ali performs a variety of surgical and endoscopic interventions, including open, laparoscopic, and robotic abdominal surgery (DaVinci Xi) for colon and rectal surgery, anorectal surgery, and colonoscopies for screening and diagnostic purposes.