Shelley Health Center

Our doctors at Shelley Health Center specialize in patient care instead of high pressure sales.  Our team is dedicated to providing personalized care for patients of all ages.  We utilize a combination of chiropractic, dry needling, physical therapy, infrared sauna sessions, and more.  Come see how our expertise and compassion can help you achieve better health!

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Our Services

Meet The Staff

Jessica Shelley Riedisser, BS, DC, MDNC

Dr. Jessica Riedisser (formerly Shelley) is a 2002 graduate of Cleveland Chiropractic University of Kansas City.  Practicing in O’Fallon, Missouri since 2003, Dr. Riedisser specializes in several different chiropractic techniques including Full Spine Specific, Diversified, Activator, and Thompson.  Dr. Riedisser also has her Masters in Dry Needling and is a TPI Certified Physician.  She specializes in patients of all ages and all levels of fitness.  Outside of work, Dr. Riedisser enjoys spending time with her husband, her boys, and her dogs.  She enjoys being active outdoors as much as possible (hiking, cycling, anything on the lake) and traveling.

Michelle Dunajcik, BS, DC

Dr. Michelle Dunajcik (Dr. D) is a 2003 graduate of Cleveland Chiropractic University of Kansas City.  She and Dr. Riedisser 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, Thompson, and SOT).  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 Boy Scouts of America.

Taryn Lewis, DC, MS

Dr. Taryn Lewis, a 2016 graduate of Logan Chiropractic College, is originally from Cincinnati, Ohio. She practiced there until 2024, when new adventures brought her back to Missouri. She treats patients of all ages, using a variety of techniques including Diversified, Thompson, and Activator—that can be tailored to each individual’s needs. She can be gentle or tough, as needed!

A proud mom of Levi and Victoria, she and her fiancé, Corey, love exploring new places. Dr. Lewis has visited some incredible destinations—ask her about her skydiving and scuba diving journeys! With
a strong sports background in running, volleyball, and softball, she has a passion for helping athletes reach their full potential. She knew she wanted to be a chiropractor since she was 12 years old, and seeing her patients thrive makes her career more rewarding than she ever imagined.

Kasie Horton, Strength and Flexibility Coach

Kasie has been a dedicated Personal Trainer since 2015, with a deep passion for helping others improve their health and wellness. A proud U.S. Marine Corps veteran, Kasie served with honor, completing a tour in Afghanistan. Her military experience taught her the importance of resilience and discipline, values that she brings into her personal training practice today.  Always passionate about health, Kasie found her civilian calling in personal training, where she is able to share her knowledge and empower others to achieve their fitness goals. As a mother of two, Coach Kasie understands the importance of staying healthy and active to enjoy quality time with her family.

Contact Us Today

Email Us

info@shelleyhealthcenter.com

Call/Text Us

(636) 240-8989           

Fax

(636) 240-6889

Office

1159 Bryan Road
O’Fallon, Missouri 63366

Shelley Health Center

We sincerely apologize for any inconveniences you may have experienced this week due to family funerals and staff illness.  Thank you for your patience and understanding!

Click Here to Book a Chiropractic Visit Now!

Click Here to Book with Coach Kasie for Your Stretch or Personal Training Session!

Book a Sauna with Red Light Therapy Now!

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