About Us

With years of experience Dr. Free has successfully treated many conditions such as headaches, sciatica, local back and neck pains, whiplash, carpal tunnel, plantar fasciitis, and scoliosis.Dr. Free continues to be an active member of the Fenton Chamber of Commerce for the past six years and is eager to join and serve the Sunset Hills chamber. 

Dr. Free lives in , Missouri, with his two children Hannah and Monroe.  He did his undergraduate studies at Harding University in Arkansas, then went on to study at Logan College of Chiropractic. Dr. Free grew up in Louisiana and now calls St. Louis his home. 

He specializes in assisting athletes with sports rehabilitation needs and promotes health and wellness in the Sunset Hills, Fenton and High Ridge Communities. Dr. Free enjoys playing golf, bicycling, tennis and bluegrass music.

Dr. Robyn Kuhn is a treating chiropractic physician at Sunset Hills Chiropractic. She is a native of St. Louis and graduated from Lafayette High School.  Dr. Robyn has a degree in Kinesiology and Sports Studies from Eastern Illinois University. She is a board certified chiropractic physician and a graduate of Logan College of Chiropractic. Dr. Robyn has a passion for treating patients in all stages of life, from infancy through retirement and beyond.

Dr. Robyn’s favorite phrase is “Movement is Life” and she strives to get each and every patient moving to the best of their ability as quickly as possible! Whether that is running around chasing a two year old or competing in the next marathon, she will keep you going.  Dr. Robyn uses a variety of chiropractic techniques, rehabilitative exercises and nutrition to help you meet your health goals.  

Dr. Robyn’s interests include spending time with her two daughters and husband. They love the outdoors doing anything from biking, hiking, or just simply going for walks around the neighborhood.

Dr. Michelle was born and raised in St. Louis, Missouri. She graduated from Missouri State University in 2013 with a bachelors in sports medicine and athletic training. She then went on to Logan University where she received her doctorate in chiropractic and masters in sports science and rehabilitation. With her undergraduate degree she has worked as a certified athletic trainer with many different sports teams including ice hockey. 

Dr. Michelle is passionate about treating every member of the family from infants to expectant mothers, to children and athletes, and all adult musculoskeletal conditions. She is certified in specialized muscle techniques such as Graston technique that she utilizes along with adjusting to aid in healing of the spine and surrounding musculature. She also specializes in disc injuries to the spine where she is specialty trained and certified in using spinal decompression in the office to aid in healing of the herniated disc tissue without the use of surgery. 

In her free time she likes to spend time with her husband Matt, son Brayden, and beagle Gomer as well as spend time with friends and family, go boating at the lake, or attend any St. Louis sporting event. Dr Michelle would love to help you reach your goals through Chiropractic care!

Dr. Tori Hopler, a native of the St. Louis area, graduated from Logan College of Chiropractic with a Bachelor of Life Science and a Doctorate in Chiropractic. Prior to her chiropractic education, Dr. Tori spent several years as a massage therapist, specializing in chiropractic-centered care.

Dr. Tori is passionate about chiropractic care and is dedicated to sharing this passion with patients of all ages. She utilizes a variety of chiropractic techniques to address conditions such as neck pain, mid-back pain, lower back pain, disc dysfunction, and more. Dr. Tori is committed to finding the perfect technique and treatment plan tailored to each patient's unique needs.

In addition to her chiropractic expertise, Dr. Tori holds certifications in Acupuncture, Meridian Therapy, and Dry Needling. Acupuncture, rooted in traditional Chinese medicine, focuses on realigning energy flow to prevent ailments and alleviate pain. Dry Needling, a more Western approach, targets trigger points and overly tight muscles to treat pain and dysfunction. Dr. Tori is excited to offer both of these therapies at Sunset Hills Family Chiropractic.

Dr. Kelley Kirchner grew up in Southeast Iowa and discovered her passion for chiropractic care as a teenager—first as a patient. In chiropractic visits, she uses applied kinesiology to find and treat imbalances in the body, helping patients move and feel better.

She’s also a Chiropractic Internist (DABCI) with nearly 20 years of experience in functional medicine. Her focus is on getting to the root of what’s going on and helping patients make informed, practical choices to support their body’s natural ability to heal.

For functional medicine, Dr. Kelley offers longer, in-depth visits that take a close look at your health history, symptoms, and lifestyle. Since these appointments often involve extra time and testing, she recommends scheduling them separately from chiropractic visits to make sure each patient gets the attention and care they need.

Dr. Justin White is a chiropractic physician at Sunset Hills Chiropractic, dedicated to helping patients live healthier, more active lives through personalized care. With a strong foundation in both chiropractic and acupuncture, Dr. White takes a holistic approach to treatment, addressing each patient’s unique needs.

He earned his degree in Kinesiology and Physical Education with a focus in Exercise Physiology from the University of Maine at Orono, and later received his Doctor of Chiropractic degree from Logan University in Chesterfield, Missouri. He is board-certified in both chiropractic and acupuncture. 

Dr. White enjoys working with patients of all ages and backgrounds, using a combination of chiropractic adjustments, myofascial release, acupuncture, and nutritional guidance to support healing and long-term wellness. He believes in truly listening to his patients, helping them understand their bodies, and guiding them toward their health goals. 

Outside of the office, Dr. White loves spending time with his wife, son, and their two dogs. He also enjoys staying active with golf and basketball.

Dr. Darren Kirchner is both a Chiropractic Internist (DABCI) and a Doctor of Naturopathic Medicine with nearly 20 years of experience helping patients uncover the root causes of their health challenges. His practice blends advanced diagnostics with a natural, systems-based approach to healing.

Dr. Darren is the kind of doctor who takes the time to sit down, listen to your story, and understand what you want to achieve with your health. He believes that real progress starts with a clear picture of your goals and a plan that’s tailored to you. His approach is thoughtful, collaborative, and committed to supporting you in living your best, healthiest life.

He values long-term wellness over quick fixes, aiming to help patients truly understand their bodies and regain confidence in their ability to heal. By identifying underlying imbalances and guiding each step with clarity and care, he supports a path toward better function and vitality.

In addition to clinical work, Dr. Darren has been active in postgraduate education and professional leadership, sharing his knowledge in functional medicine, nutrition, and diagnostics with other practitioners. His approach is rooted in one belief: true healthcare starts with understanding the whole person.

Dr. Chad Smith is a skilled chiropractor dedicated to helping patients achieve optimal health and wellness. Born and raised in Albion, Illinois,he was inspired to pursue chiropractic after a sports injury in high school was successfully treated by his local chiropractor. He went on to play basketball at Wabash Valley Junior College and Missouri Baptist University,where he earned a Bachelor’s in Exercise Science. 

Dr. Chad later completed his Doctorate in Chiropractic and a Master’s in Sports Science and Rehabilitation at Logan College of Chiropractic. Dr. Chad lives in South County with his wife, Ally, whom he met at Missouri Baptist, and their two boys. A lifelong sports enthusiast, he understands the importance of physical health and uses a blend of chiropractic techniques and targeted exercises to help his patients reach their wellness goals. Dr. Chad values family, community, and strong patient relationships to support his patients in achieving better health.