A to Z Dental, LLC is a full-service dental clinic offering general dentistry, orthodontics, implants, root canals, crowns, bridges, whitening, and more. Dr. Liqing Zhang personally manages patient care from start to finish to ensure consistent and compassionate treatment. Visit any of our locations in Richton Park, Flossmoor, or Chicago Heights, or call (708) 481-2288 to book your appointment and receive reliable dental care for your smile.