Directions to AdventHealth Medical Group Pediatric Gastroenterology at Orlando AdventHealth Medical Group Pediatric Gastroenterology at Orlando 615 E. Princeton Street Suite 225 Orlando, FL 32803 Directions to AdventHealth Medical Group Pediatric Gastroenterology at Orlando AdventHealth Medical Group Pediatric Gastroenterology at Orlando 615 E. Princeton Street Suite 225 Orlando, FL 32803 Call AdventHealth Medical Group Pediatric Gastroenterology at Orlando at407-303-9926