Welcome to Rad Orthodontics in Richmond Hill. Your Richmond Hill Orthodontic Specialist. Our Richmond Hill Orthodontic clinic is conveniently located on King Road between Yonge Street and Bathurst Street, serves families from across the community and surrounding areas. Whether you’re exploring braces for your child, Invisalign for your teen, or adult orthodontic treatment for yourself, our Richmond Hill orthodontist is here to guide you every step of the way.