Dr. Chang's areas of expertise consist of psoriatic arthritis, rheumatoid arthritis, and rehabilitation. He takes several insurance carriers, including Blue Cross/Blue Shield, Coventry, and United Healthcare Plans. He is a graduate of Tufts University School of Medicine and a graduate of Mount Auburn Hospital's residency program. He has received the following distinction: Chicago Super Doctors. Dr. Chang's hospital/clinic affiliations include Northwestern Medical Group (NMG), Northwestern University Feinberg School of Medicine, and Shirley Ryan AbilityLab. He welcomes new patients.