Mark S St. Marie, MD Accepting New Patients Specialties Gastroenterology Languages English Gender Male Specialties Gastroenterology Languages English Gender Male Speak to an Appointment Specialist (716) 706-2112 Request a Callback Locations View Locations by List Map View Office Locations 888 Center Rd West Seneca, NY 14224 Phone (716) 671-2130 Fax (716) 671-5346 Get Directions 888 Center Rd West Seneca, NY 14224 Phone (716) 671-2130 Fax (716) 671-5346 Get Directions Hospital Affiliations Mercy Hospital of Buffalo 565 Abbott Road Buffalo, NY 14220 (716) 826-7000 Get Directions Mercy Hospital of Buffalo 565 Abbott Road Buffalo, NY 14220 (716) 826-7000 Get Directions