Dr. Crystal Chang is a Hospital Dentist and Clinical Assistant Professor in Dental Medicine & Surgery. She focuses on maintaining oral health through the management of infection, trauma and secondary comorbidities to the dentition and its supporting structures. She performs medically necessary dental surgery in the context of cardiac disease, orthopedic surgery, cancer therapy and organ transplants. Dr. Chang is also a Diplomate of the American Board of Dental Sleep Medicine and provides oral appliance therapy for obstructive sleep apnea.