Provider Directory / G / David Gatof M.D. David Gatof, M.D. Gastroenterology Specialties: Gastroenterology Phone Number: 303-604-5000 Fax: 720-890-0364 Website Link: http://www.gastrorockies.com/about-us/our-providers/david-gatof Address: Gastroenterology of the Rockies 1551 Professional Lane, Suite 290/295, Longmont, CO 80501 Get Directions