Dr. Han Chang is a General Physician and Internal Medicine in Vallejo …read more94590, Vallejo CA and has an experience of 46 years in these fields. Dr. Han Chang practices at Vallejo Family Health Services Center in Vallejo 94590, Vallejo CA and Napa-Solano-Yolo-Marin in Fairfield 94533, Fairfield CA.
Some of the services provided by the doctor are: Physical Therapy and Oral & Maxillofacial Surgery etc.read less