3 Bridges Pediatric Dentistry and Orthodontics is a uniquely designed office of dental specialists. Drs. Gregg Behling, Michelle Decere, Jillian Muhlbauer and Casey White are Pediatric Dentists who treat the dental needs of children and teens. Dr. Robert Bolton is an Orthodontist who provides comprehensive orthodontic care for both children and adults including traditional braces and Invisalign. We are the Pediatric Dentistry and Orthodontics office in Arnold Maryland founded by Dr. CJ Tull III, DDS.