My Dentist is a family of dental practices in Oklahoma, Missouri, Kansas, Arkansas and Texas. Founded in 1983 by Dr. Pat Steffen, My Dentist provides General Dentistry, with Specialists in Orthodontics, Endodontics, Oral Surgery and Prosthodontics at some offices. Because we are a group practice, you benefit from the combined knowledge and experience of all the Hygienists, General Dentists and Specialists in our group.. General Dentistry