Shelley Health Center


Shelley Health Center


(636) 240-8989

Waiting Room Status

Updated Monday at 8:23 am
Upcoming Walk-Ins*:
Monday (November 27th) 10am-12pm OR

Wednesday (November 29th) 8:30am-12pm OR 2pm-5:30pm

*Existing patients (new patients must make an appointment for their first visit). Weekday walk-ins are treated by the first available doctor. If you want a specific doctor, please make an appointment instead of walking in, or watch for our Pop Up Weekend Walk-Ins which will announce the treating doctor for the day.


Our Website is behind: a lot has changed!
We’re working on a new website to update all kinds of great things. Stay tuned!

New services! Infrared Sauna with Chromotherapy; Dry Needling; Inversion Table. More coming soon!

Walk-Ins Are Back (most of the time…see “waiting room status” above).

Don’t forget you can text or call us to make an appointment: 636-240-8989.

More Updates Coming Soon!

Office Hours

Open by appointment only.
Please call or text: +1 (636) 240-8989 to make an appointment.
Shelley Health Center
1159 Bryan Road
O'Fallon, Missouri 63366

Dr. Jessica Shelley
Dr. Shelley has been practicing in O’Fallon, Missouri since 2003. A graduate of Cleveland Chiropractic College (Kansas City), Dr. Shelley specializes in several different techniques, to provide better options for each patient. Her techniques include: Full Spine Specific, Diversified, Activator, and Thompson. This variety allows Dr. Shelley to provide anything from the “old-fashioned rough” treatments to the most gentle treatments, and to treat patients of all ages.

Dr. Michelle Dunajcik
Dr. Michelle Dunajcik is a 2003 graduate of Cleveland Chiropractic University of Kansas City. She and Dr. Shelley studied the same techniques together, allowing Dr. Dunajcik to also provide a wide range of treatments to patients of all ages (including Full Spine Specific, Diversified, Activator, and Thompson). Dr. Dunajcik is also pediatric and maternity certified, including Webster Technique, from the ICPA. A mother of 3 boys, Dr. Dunajcik and her husband are active in many things, with a passion for the Boys Scouts of America.

Shelley Health Center
1159 Bryan Road
O'Fallon, Missouri 63366
+1 (636) 240-8989
+1 (636) 240-6889
Copyright © 2021, Shelley Health Center. All rights reserved.