The Endoscopy Center of St. Louis is an outpatient medical facility that provides a range of endoscopic gastrointestinal procedures, including colonoscopy, endoscopy and colon cancer screening. Its professional staff is comprised of a team of board-certified endoscopists, anesthesiologists and registered nurses. The clinic is accredited by the Accreditation Association for Ambulatory Health Care (AAAHC). The Endoscopy Center of St. Louis maintains a location in Des Peres, Mo.