His areas of expertise include juvederm, cheek (mid-face) lift, and restylane. Dr. Chang is professionally affiliated with Miller Children's & Women's Hospital Long Beach, Long Beach Memorial Medical Center, and Resnick Neuropsychiatric Hospital at UCLA. He accepts Anthem, Blue Cross/Blue Shield, Blue Cross Blue Shield Bronze, and more. He studied medicine at Tulane University School of Medicine. For his residency, Dr. Chang trained at a hospital affiliated with Weill Cornell Medical College. Dr. Chang has received the distinction of Southern California Super Doctors. He speaks Mandarin.