Welcome to Underwood Chiropractic, your trusted chiropractic care provider located in O’Fallon, Illinois. Our team is committed to helping you achieve optimal health and wellness.

At Underwood Chiropractic, we understand that each patient is unique, which is why we offer personalized treatment plans tailored to your specific needs. Our goal is to provide effective and long-lasting solutions that address the root cause of your pain and discomfort, rather than simply masking the symptoms.

Our services include a range of chiropractic techniques such as spinal adjustments, therapeutic exercises, massage therapy, and more. We also specialize in treating a variety of conditions, including neck pain, back pain, headaches, sports injuries, and car accident injuries.

Our state-of-the-art facility is equipped with the latest technology and equipment to ensure that our patients receive the highest quality of care. We take pride in creating a welcoming and comfortable environment, where you can feel relaxed and confident in your care.

At Underwood Chiropractic, we are dedicated to empowering our patients to take control of their health and wellbeing. We believe that with the right tools, education, and support, anyone can achieve optimal health and live a vibrant and fulfilling life.

Contact us today to schedule an appointment and take the first step towards a healthier, pain-free life.


What they are saying…

  • Dr. Underwood is amazing. I had an awful pain in my neck and shoulder that was generating a never ending headache. After trying two other chiros and pain mgmt shots... read more

    Matt Kohnen Avatar Matt Kohnen
    January 8, 2023

    Underwood is the first and only chiropractor I’ve been too, but with kind and professional staff I already know they’re one of the best. Back problems come easy when you... read more

    Kenneth Glidden Avatar Kenneth Glidden
    May 8, 2022

    I started going to Dr. Underwood on January 31st for knee pain and foot pain. What struck me the first time was how both he and Kathy explained what the... read more

    sury garcia Avatar sury garcia
    May 8, 2022

    I started seeing Dr. Underwood as I began my rookie season as a professional bowler on the PWBA. Kathy and Dr. Underwood took the best care of me especially when... read more

    taylor bailey Avatar taylor bailey
    May 8, 2022
  • Dr. Underwood and Kathy are undoubtedly the best at what they do. Not only are they professionals but they create an environment that makes you feel that what they preach... read more

    Alex Steinbach Avatar Alex Steinbach
    May 8, 2022

    I have been living in IL for 6 years and struggled to find a chiropractor who could help with my back, and various running related issues. I went to 5... read more

    Nancy Migliozzi Avatar Nancy Migliozzi
    May 8, 2022

    My first contact with Dr. Underwood was in 2016 through a recommendation from a running store when I said I had to quit running due to an extremely inflamed right... read more

    Wilson Schwager Avatar Wilson Schwager
    May 8, 2022

    I've been a patient for 12 years, Dr. Underwood keeps me moving and has used variety of techniques to get me through injuries and aches. I definitely recommend him!

    Tara Wolf Avatar Tara Wolf
    July 8, 2022
  • The service and conversation was a great experience

    Chuck Hurston Avatar Chuck Hurston
    April 8, 2023

    Dr Underwood has been amazing. I have had pain in my back and left foot for years and after only six weeks I am able to sleep better with... read more

    Darrin Symonds Avatar Darrin Symonds
    April 8, 2023

    5 star rating is an understatement for Dr. Underwood. I have been seeing him for about 3 years. He has helped me with my knee and hip issues so... read more

    Sarah Madison Avatar Sarah Madison
    May 8, 2022

    I’m 44 years old and was a union floorlayer for 17 years and having a lot of hip pain. I had never been adjusted before and after my first visit... read more

    Trina Dennison Avatar Trina Dennison
    July 8, 2022
  • Doctor Underwood & his staff are the best! My mom & I have been coming to him for 5 years. I have nothing but positive things to say about them.... read more

    Tayler Devine Avatar Tayler Devine
    May 8, 2022

    One of the best experiences I have had. Underwood takes the time to listen and work with you. I will be back for sure.

    Derek Mueller Avatar Derek Mueller
    August 8, 2022

    Been seeing these guys for a long time. They always take care of me with any issues I have!

    Jacob Mosher Avatar Jacob Mosher
    May 8, 2022

    Nothing but wonderful things to say about Dr. Underwood and his team. I’ve been given my life back because of them, I am so glad I chose to come here!

    Andrew Letscher Avatar Andrew Letscher
    May 8, 2022
  • Dr. Underwood corrected my back issue in one visit after several others could not with multiple visits. Dr. Underwood and staff are top notch! Would recommend Underwood Chiropractic to... read more

    John Fair Avatar John Fair
    March 8, 2023

    Very knowledgeable and does a great job at explaining and then setting up a treatment plan for the issues.

    george smith Avatar george smith
    September 8, 2022

    Best place to receive care in the area. When I was playing college baseball with a history of back and arm problems, this place is the only reason I was... read more

    Levi Brening Avatar Levi Brening
    April 17, 2023

    Welcoming atmosphere, ease of scheduling, attentive to needs and took time to explain and listen to my concerns. Much appreciated

    tina kampwerth Avatar tina kampwerth
    January 8, 2023
  • Scott helped me overcome an Achilles tendinopathy that had taken me out of my running game for the first time in 35 years! Highly skilled and efficient for every treatment,... read more

    Shannon Annie Avatar Shannon Annie
    April 8, 2023

    I have had nothing but positive experiences with Underwood Chiropractic. They truly take the time to make sure their customers are happy and satisfied. Recommend this place for anyone who... read more

    Charlotte Richards Avatar Charlotte Richards
    May 8, 2022

    Just visiting the area and needed an adjustment after a 12hour flight! Dr. Underwood is incredible. So thankful to find someone who actually cares and walks you through each thing.... read more

    Kristen Cervantes Avatar Kristen Cervantes
    July 8, 2022

    I have been coming here for about two months now and I couldn’t be happier with the service. I staff is extremely friendly and makes me feel right at home... read more

    Riley Mason Avatar Riley Mason
    May 8, 2022

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