Dr. Han has been practicing in Chino Hills since 1993. He is known as a gnathologist, a dentist who studies the masticatory system, including its physiology, functional disturbances, and treatment. In other words, Dr. Han is a dentist who treats teeth, bites, joints, facial muscles, and the neuromuscular mechanism as a whole. He performs extremely accurate dentistry, verifying his work as it progresses, applying well-founded gnathological principles and producing final dental treatments that are beautiful, comfortable, predictable, and long-lasting.