Sturgill Orthodontics In Johnson City, TN. Sturgill Orthodontics is located at 801 Sunset Dr e5, Johnson City, TN 37604. Sturgill Orthodontics can be contacted at (423) 282-2333. Get Sturgill Orthodontics reviews, ratings, business hours, phone numbers, and directions. Chamberofcommerce.com DA: 25 PA: 50 MOZ Rank: 99..