Johnson Liu, MD

Where I Provide Care

Primary Office

265 Western AVE STE 2
South Portland, ME  04106
phone: 207-661-0200
fax: 207-661-0299
Johnson Liu, MD

Johnson M Liu, MD


Prior to joining our medical oncology practice, Dr. Liu was an attending physician at Monter Cancer Center, Long Island Jewish Medical Center, New York. He taught at the Zucker School of Medicine at Hofstra/Northwell, leading the hematology curriculum. He earned his MD degree from the University of Michigan Medical School and completed his residency at the Medical University of South Carolina and the National Institutes of Health. Dr. Liu was also a medical and hematology fellow and investigator at the National Institutes of Health, Bethesda, Maryland. His clinical interests include general hematology (anemia, thrombocytopenia, disorders of coagulation), bone marrow failure syndromes, myelodysplastic syndromes, acute and chronic leukemia, and multiple myeloma.

Education & Credentials

Education & Credentials

Board Certifications
  • Hematology, 1992
  • Internal Medicine, 1989
  • National Institutes of Health, National Heart, Lung & Blood Institute, Hematology, 1992
  • Medical University of South Carolina School of Medicine, Internal Medicine, 1988
  • National Institutes of Health, Internal Medicine, 1990
Medical Education
  • University of Michigan Medical School, M.D., 1986



  • Maine Medical Center since 2019
  • Maine Medical Partners since 2019
  • MaineHealth Accountable Care Organization since 2019
  • MaineHealth Cancer Care Network