Mayo Clinic’s Arizona campus is the best hospital in Arizona according to U.S. News & World Report. Mayo Clinic’s Division of Colon and Rectal Surgery sees more than 11,000 patients each year, making the practice among the largest in the world collectively. U.S. News & World Report ranked Mayo Clinic in Arizona among the Best Hospitals for Gastroenterology & GI Surgery. Mayo Clinic's colorectal surgeons perform more than 7,000 procedures each year, providing the best possible colorectal surgery care, frequently using cutting-edge techniques, including minimally invasive (laparoscopic) surgery, and are experienced in treating recurrent cancers with intraoperative radiation therapy.