Welcome to Chiropractic First! We are excited that you have found Utahâ?(TM)s best chiropractor for orthopedics, sports injurys, everyday aches and pains, and spinal and other accidents. Dr. McGinn is a 3rd generation chiropractor and has been proven experience since 1978. Rest assured. His experience and expertise are guaranteed to ease your pain and help you get back to living your life.