Dr. Rudolph Chang specializes in family practice in Union City area. Dr. Rudolph Chang has a medical practice at 3553 Whipple Road, Union City CA, and has over 8 years of experience in the field of medicine. He graduated from College Of Osteo Of The Pacific with his medical degree in 2009. Dr. Chang is accepting new patients at his medical office and practice location in Union City, California. He is available for appointments, preventative care, medical care as well as ongoing patient care.