Pediatrics Dr. Gurpreet Singh Ranger Clinical Department Head Dr. Gurpreet Singh Ranger is a general and colorectal surgeon at Horizon’s… Dr. Paul Maloney Clinical Department Head Dr. Paul Maloney was born in Saint John and is a native… Dr. Rachel Ouellette Clinical Department Head Dr. Rachel Ouellette is a general consulting pediatrician in her hometown of… Dr. Stephanie Perry Clinical Department Head Dr. Erin Hemsworth Clinical Department Head