Dr. Michael J. Koster and staff are dedicated to helping families in Avon and Central Connecticut improve their quality of life, alleviate pain and prevent disease - all without the use of drugs or surgery. We strive to have our patients reach their fullest. Koster Family chiropractic offers a completely holistic healing approach to keeping your whole family healthy and happy. We utilize the most advanced diagnostic procedures available, and we treat our patients with traditional hands on chiropractic adjusting.Koster Family Chiropractic offers a completely holistic healing approach to keeping your whole family healthy and happy. We utilize the most advanced diagnostic procedures available, and we treat our patients with traditional hands on chiropractic adjusting.