Welcome to Miller Orthodontics, located in Dothan, AL. Dr. Katie Ball Miller, female orthodontist, specializes in braces and Invisalign for children and adults. ... Patient Portal. Home Care and Oral Hygiene. Emergency Info. FAQ. Read More. Schedule an Appointment. 2431 West Main Street. Suite 303. Dothan, Alabama 36301 millerfamilyortho@gmail ....