Orthodontist Serving O’Fallon, MO

Demko Orthodontics is proud to provide top quality orthodontic services to patients in O’Fallon, MO, including Invisalign, metal braces, sleep apnea treatment, and BOTOX. Our office is conveniently located in St. Charles, a short drive from O’Fallon, MO.

Call us today to schedule your appointment!

St. Charles Office

2745 W. Clay Street, Suite G
St. Charles, MO 63301
Tel: 636-946-6503 | Fax: 636-489-1156
Tuesday, Wednesday and Friday alternate between our St. Charles and Washington offices.

9am - 5pm
One day each month 9am - 6pm

9am - 5pm
One day each month 9am - 6pm

9am - 3pm (usually May - 1st week of September)
9am - 4pm the rest of the year

Directions from O’Fallon, MO

Get on I-70 E in Dardenne Township

Follow I-70 E to Zumbehl Rd in Saint Charles. Take exit 227 from I-70 E

Use the middle lane to turn left onto Zumbehl Rd

Turn right toward W Clay St

Turn right onto W Clay St

Demko Orthodontics will be on the left

Call us today at 636-946-6503 to schedule your appointment!