Chang, Xia MD, Ph.D.Attending PhysicianHematology/Oncology Internal Medicine Education: Liaoning, China Medical UniversityMain Office:419-559-2700 ProMedica 5308 Harroun Rd #055 Sylvania, OH 43560 Certifications: Board Certified in Hematology/Oncology, Internal Medicine Hospital Affiliations: ProMedica Flower Hospital ProMedica Toledo Hospital Additional Office: 7250S. Shoop Ave. Wauseon, OH 43560