ServicesJoAnn Chang, MD practices in Lancaster, MA. Ophthalmologists examine and treat common vision disorders, eye injuries and eye diseases. Ophthalmologists such as JoAnn Chang, MD are licensed medical doctors and can prescribe medication as well as perform eye surgery.
To determine if JoAnn Chang, MD can help you, please call the Lancaster, MA office at (978) 537-3900 for more information.Additional ServicesJoAnn Cong Yin Chang, M.D. is a Cornea Specialist, Cataract and LASIK Surgeon at D'Ambrosio Eye Care. In addition Dr. Chang is a Corneal Specialist with expertise in the diagnosis & treatment of corneal disease, cornea trauma and surgical complications.