Dr. Chiu is a licensed Pediatric Dentistry in ON. Medical degree obtained from Boston University School of Dental Medicine. Currently practices at Dr. Helen Chiu Pediatric Dentist (Dr. Helen Chiu Pediatric Dentist), located at 5 Fairview Mall Dr, Willowdale, ON M2J 2Z1. Dr. Chiu specializes in White and silver fillings, Crowns, Partial root canal, Minor orthodontic treatments, Minor dental surgery.. In addition to English, Dr. Chiu speaks Mandarin and accepts new patients.