Welcome to Mooney Orthodontics!

At Mooney Orthodontics, you will find everything you are looking for in an orthodontic practice. From outstanding customer service and quality time with Dr. Tom Mooney to high on-time performance, affordable payment plans and the latest technology, we offer a small-office, family-oriented atmosphere with big office amenities!

Located in O’Fallon, Missouri, we provide exceptional orthodontic care for children, teens and adults in the communities of O’Fallon, St. Peters, St. Charles, Wentzville, Lake Saint Louis, Cottleville, Troy and Chesterfield, MO as well as greater St. Charles County. Dr. Mooney and his team are dedicated to helping you achieve a beautiful smile using personalized treatment plans featuring innovative new appliances and technology, such as Invisalign® and Invisalign® Teen. We also offer clear braces, mini implants, teeth whitening and gum line sculpting!

Visit us and discover why Mooney Orthodontics is trusted and respected by so many patients, parents and dentists throughout St. Charles County. Our combination of excellent comprehensive treatments, personalized service, and warm and friendly atmosphere make us the best choice for your orthodontic needs.

Contact us if you have any questions or would like to schedule an appointment.

Read What Our Patients Are Saying!

See what our patients are saying about our practice. We’re sure you’ll come to the conclusion that Mooney Orthodontics is the best orthodontic provider for your family. Learn More


Want to discreetly straighten your teeth? Ask us about Invisalign! Invisalign can straighten your teeth using a series of clear, customized, removable appliances called aligners. Learn More

Rewards Program

If you refer a friend to our practice, and he/she starts treatment, you will receive a gift card! Patients can also earn Mooney Money that can be redeemed for awesome prizes! Learn More