Dr. Dongyan Liu, MD

Dr. Dongyan Liu is an oncologist and internal medicine physician who has dedicated 29 years to caring for patients with cancer and complex medical conditions. She earned her medical degree from Norman Bethune University of Medical Sciences, building a strong foundation in comprehensive patient care. Her dual specialization allows her to address both cancer treatment and the broader health needs that often accompany oncologic care.

Dr. Liu practices at multiple locations throughout Maryland, including Baltimore and Frederick. She specializes in treating breast cancer, including complex cases involving metastatic or recurrent breast cancer and Paget disease of the breast. Her expertise includes providing infusion therapy and conducting essential diagnostic tests such as complete blood counts and white blood cell differentials to monitor patient health during treatment.