Provider Directory / C / Steven T. Chetham M.D. Steven T. Chetham, M.D. Gastroenterology Specialties: Gastroenterology Phone Number: 303-604-5000 Fax: 720-890-0364 Website Link: http://www.gastrorockies.com/about-us/our-providers/steven-t-chetham Address: Gastroenterology of the Rockies 1551 Professional Lane, Suite 290/295, Longmont, CO 80501 Get Directions