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(636) 294-0070
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Book Appointment

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(636) 294-0070
GET BACK TO LIVING
Your journey to wellness starts here.
Patient receiving a chiropractic adjustment

Chiropractors in O’Fallon support healthy families

At Agan Chiropractic, Dr. Agan is dedicated to helping families and individuals improve their health through natural chiropractic care. Our goal is to help you live up to your fullest potential with specific, gentle treatments tailored to your needs.
All ages are welcome at our family-friendly office, where your wellness journey begins with compassion, comfort, and expertise.

Thrive at Agan Chiropractic

O’Fallon chiropractor Dr. Agan is passionate about sharing the positive impact of natural healing with our community. Whether you’re a child, a young parent, an office worker, or anyone seeking better health and vitality, you’ll find personalized care designed around your unique needs.
Our customized treatment protocols address your specific condition, and flexible family plans make care both effective and affordable—so you and your loved ones can thrive together.

Our Services

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Chiropractic Care
Discover how chiropractic care can relieve pain, improve mobility, and support your overall wellness naturally.

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Sports Chiropractic
Whether you’re a diehard CrossFitter, weekend golfer, high school or collegiate athlete, you want your body to perform optimally.

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Pediatric Chiropractic
Our goal is to start kids with regular chiropractic care as soon as they’re born, so we can keep their spine aligned and their nervous system functioning without interference.

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Pregnancy Chiropractic
Pregnancy causes many changes in your body in a short amount of time.

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Auto Accident Care
When you’ve been in a car accident—even in a low-impact collision—it’s important to get checked out by a chiropractor.

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Family Chiropractic
From newborns to grandparents, chiropractic care at Agan Chiropractic offers a wide range of benefits for people of all ages.

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Motion is Life

Our doctors take a simple and straightforward approach to chiropractic care. First, they'll find areas of your body and spine that are under stress. Then, they work to restore the motion to the area. Like the old physics saying, "A body in motion stays in motion," we know that you can live a high-functioning life to the fullest if you have proper mobility.
After finding the cause of your concern and making precise corrections, your body will be able to heal itself. We emphasize the importance of chiropractic for children because by starting early, we can prevent problems from occurring later on in their lives.

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OUR DOCTOR
Meet our dedicated doctor, committed to efficiency and care.
Dr Agan profile
Dr. Bradley Agan
Chiropractor
Inspired by his mother’s healing journey through chiropractic care, Dr. Agan discovered his calling to help others live pain-free, active lives. With nearly a decade of experience, Dr. Agan is passionate about supporting families through holistic, preventative care that focuses on the body’s natural ability to heal.
From mentoring future chiropractors to expanding the practice with wellness services like massage therapy and counseling, Dr. Agan’s commitment to whole-body health runs deep.
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Where’s your pain?

Identify your pain area to explore your treatment options and start your journey to recovery.
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Hip
Hip Pain Overview
Hip discomfort can come from misalignment, tight muscles, or referred pain from the spine. At, Agan Chiropractic, we examine your gait and movement patterns to develop a treatment plan with adjustments, rehab, and manual therapy.

Knee
Knee Pain Overview
Knee pain may result from strain, imbalance, or misalignment elsewhere in the leg. At, Agan Chiropractic, we take a full-body approach to restore balance and improve joint health with adjustments, soft tissue therapy, and rehab.

Ankle
Ankle Pain Overview
Ankle discomfort may result from instability, past injuries, or foot mechanics. At, Agan Chiropractic, we assess alignment and gait to provide targeted care including adjustments, rehab, and balance training.

Elbow
Elbow Pain Overview
Elbow discomfort can stem from various causes, including overuse injuries. Our team at Agan Chiropractic, offers comprehensive assessments and personalized treatments to address your pain.

Mid-Back
Mid-Back Pain Overview

Mid-back pain can hinder your daily life. Our team at Agan Chiropractic conducts thorough evaluations to determine the cause and offers tailored treatments to alleviate discomfort.

Head & Neck
Head and Neck Pain Overview
Head and neck pain can result from factors like poor posture or prolonged screen use. At Agan Chiropractic , we evaluate your spinal alignment and muscle function to identify the cause and develop a tailored treatment plan.

Shoulder
Shoulder and Clavicle Pain Overview
Pain in the shoulder or clavicle area can limit mobility and daily function. Our team at Agan Chiropractic conducts comprehensive evaluations to identify the cause and offers personalized treatment plans to address your needs.

Lower Back
Lower Back Pain Overview

Lower back pain is one of the most common and frustrating conditions. Standard imaging (like X-rays or MRIs) doesn’t always reveal the true cause. In many cases, the issue may stem from foot posture, mid-back stiffness, or movement imbalances.
At Agan Chiropractic, we evaluate your whole body—examining posture, muscle function, and movement—to pinpoint the source of your pain. Our care includes chiropractic adjustments, corrective exercises, massage therapy, and education to support long-term relief.

Upper Back
Upper Back Pain Overview

Upper back pain can stem from various causes, including posture issues and muscle strain. Our team at Agan Chiropractic  offers comprehensive assessments and tailored treatments to address your discomfort.

Wrist & Hand
Wrist and Hand Pain Overview
Pain in the wrist or hand may stem from overuse, nerve tension, or joint restrictions. Our team at, Agan Chiropractic, assesses your full arm and posture to identify the source, then creates a custom plan for relief using soft tissue therapy, adjustments, and ergonomic support.

Still unsure about chiropractic care?

Let’s clear up some common misconceptions.

MYTH:
"ONCE YOU START, YOU CAN’T STOP."

Not true. At Agan Chiropractic, the goal is lasting relief—not dependency. Whether you’re dealing with an injury or chronic pain, Dr. Bradley Agan creates a plan to reduce symptoms and help prevent future issues through smart, proactive care.

MYTH:
"IT’S NOT BACKED BY SCIENCE."

Not true. Modern chiropractic care is grounded in anatomy, neuroscience, and decades of peer-reviewed clinical research.

MYTH:
"IT’S ONLY FOR BACK PAIN."

Not true. Chiropractic care may also help manage headaches, sciatica, joint issues, and posture-related concerns—depending on your specific needs.

MYTH:
"CHIROPRACTIC CARE ISN’T SAFE."

Not true. At Agan Chiropractic, our licensed chiropractors use evidence-based techniques designed with patient safety and comfort in mind.
Don’t let pain hold you back
Book your free initial screening today, and insurance coverage is accepted at our office.

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(636) 294-0070
5.0 / 5.0
5 stars
Everyone here is so friendly and reassuring. I really like coming here for my care! Dr Agan is gentle and thorough and is knowledgeable regarding my problems.

— Kathy G.
5.0 / 5.0
5 stars
Dr Brad has been helping my husband and sons for the past couple months and he is amazing!! Sydney in his office is so helpful and pleasant!

— Sandy K.
5.0 / 5.0
5 stars
Amazing office and staff. I am on the mend after being in pain for so long. I highly recommend!

— Cindy F.
5.0 / 5.0
5 stars
Brad has helped me out a lot! I would recommend anyone to him...nice guy and very knowledgeable.

— Corey P.
5.0 / 5.0
5 stars
This place is Amazing , the staff are so Awesome great attitudes always smiling. Dr Agan Is Amazing He's like your Best Friend, that you've known for years. The whole place makes you feel like your at home getting treatment not at a place of Business...FEELS LIKE FAMILY!!!!!!

— Brian M
5.0 / 5.0
5 stars
Dr. Agan listens to me with great concern and understanding. He sincerely wants to help me feel better and makes it his mission for me to be pain free. His staff are so friendly and also very accommodating. I already feel better and will continue with Dr. Agan as my chiropractor!! I highly recommend
Agan Chiropractic to everyone!!

— Angel D.
5.0 / 5.0
5 stars
Dr. Agan is awesome, he never makes you feel like your a burden no matter how busy they are. Always is personable and truly cares about the well-being of clients. You're not just bones for him to crack, you're a friend he is happy to see every time.

— Sean D.
5.0 / 5.0
5 stars
Everyone here is great! Staff is so friendly and accommodating. We have been going here since beginning of 2020. My girls and I love Dr. Agan.

— Angela K.
5.0 / 5.0
5 stars
Wonderful Relaxing experience! Staff is awesome!

— Kevin R.
5.0 / 5.0
5 stars
Dr. Agan and his staff were very warm and professional. Dr. Agan is very reassuring and gentle. My daughter highly recommended Dr. Agan. My 1st experience was worthy of trusting him and making more appointments.

— Karen M.
5.0 / 5.0
5 stars
Excellent doctor and staff. Highly recommend. Dr Agan is an attentive listener and looks for solutions to help one heal.

— Trent G.
5.0 / 5.0
5 stars
Dr. Agan is wonderful! He not only has created an environment of health, but also one of comfort. His knowledge of chiropractic health has turned around my troubles with asthma and allergies, along with other health concerns.

— Olivia L.
5.0 / 5.0
5 stars
I love coming to get adjusted! The staff is amazing and I feel so welcomed. They truly care and listen.

— Tifanie S.

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Contact
Agan Chiropractic
Office Hours 
& Location
Monday — Friday
8:30 am - 5:30 pm
Saturday — Sunday
Closed
Our location
1297 Bryan Rd
O’Fallon, MO 63366

(636) 294-0070
We help individuals overcome pain and regain their mobility, providing personalized care solutions to help you get back to doing what you love quickly and effectively.
EXPLORE
OUR LOCATION
1297 Bryan Rd
O’Fallon, MO 63366