The best orthodontist in Peoria. Dr. Cusack and every one of his assistants are always very friendly and professional. They truly care about their patients and it shows through their great attitudes. They are very accommodating. Whether it be a question about insurance or your child’s orthodontic process, there was always someone to answer all of my questions. Dr Cusack is a perfectionist in his line of work and it shows in his end results. My daughter’s teeth look beautiful. You won’t be disappointed!