Chang Eye Group, Greentree, PA
Eye Care Center
The Chang Eye Group doctors, Alexander Chang, MD, Rose Ngan, MD, Michael Alunni, MD, Erik Happ, MD, Michele Schraeder, OD, Kristi Weatherly, OD, and Gregory Dziubek, OD are supported by a highly trained and professional staff. We are dedicated to ensuring your comfort and convenience while visiting our Greentree facility. Our Doctors and staff pride themselves in putting your needs first!