Yayan, Chen M.D.Attending PhysicianPathology Internal Medicine Education: Shandong,Qingdao University College of MedineMain Office:508-363-6318 Steward Medical Group 123 Summer St #270 Worcester, MA 01608 Certification: Board Certified in Pathology, Hematopathology and Cytopathology ½ΣΚά±£ΟΥ: Blue Cross Blue Shield Of Massachusetts Fallon Health Harvard Pilgrim Health Plan Tufts Health Plan UniCare - Anthem