What is upper gastrointestinal endoscopy? Related Providers Cristina C Rutherford, MD Gastroenterology | Internal Medicine Richard J Saad, MD Gastroenterology Andreas M Stefan, MD Gastroenterology Calin Stoicov, MD Gastroenterology Kevin A Sztam, MD Pediatric Gastroenterology | Pediatric Nutrition John W Thompson, DO Gastroenterology | Internal Medicine John T Walker, DO Gastroenterology | Internal Medicine Pagination Previous page Previous Page1 Current page2 Related Locations MaineHealth Gastroenterology - Biddeford 9 Healthcare Dr. Suite 202 Biddeford, ME 04005 Phone: 207-283-1427Fax: 207-294-3554 Directions to MaineHealth Gastroenterology - Biddeford Location Details for MaineHealth Gastroenterology - Biddeford MaineHealth Gastroenterology - Brunswick 121 Medical Center Dr. Suite 3400 Brunswick, ME 04011 Phone: 207-406-7300Fax: 207-406-7301 Directions to MaineHealth Gastroenterology - Brunswick Location Details for MaineHealth Gastroenterology - Brunswick MaineHealth Gastroenterology - Rockport 4 Glen Cove Dr. Suite 10 Rockport, ME 04856 Phone: 207-301-5970Fax: 207-301-5310 Directions to MaineHealth Gastroenterology - Rockport Location Details for MaineHealth Gastroenterology - Rockport Portland Gastroenterology Associates 161 Marginal WY Portland, ME 04101 Phone: 207-773-7964Fax: 207-773-9073 Directions to Portland Gastroenterology Associates Location Details for Portland Gastroenterology Associates