Rochester, Minnesota


Joseph D. Yao, M.D., has research interests in the development, quality control and cost-effective use of serologic and molecular diagnostic tests in infectious diseases. Dr. Yao also speaks and writes Chinese (Mandarin and Cantonese).

Focus areas

Dr. Yao focuses his research on the development of new and improved clinical diagnostic tests for viral hepatitis, HIV infection and transplant-associated viruses.

Significance to patient care

The goal of Dr. Yao's work is to provide current, state-of-the-art diagnostic tests to improve and optimize the management and outcome of patients with viral hepatitis, HIV infection and transplant-associated viral infections.

Professional highlights

  • Member, Document Development Committee, U.S. Clinical Laboratory Standards Institute, 2018-present
  • Member, Diagnostics and Biomarkers Working Group, Forum for Collaborative Research, Washington, D.C., 2016-present
  • Member, Proprietary Laboratory Analyses Technical Advisory Group, American Medical Association, 2016-present
  • Fellow, Infectious Disease Society of America, 2010-present
  • Fellow, American College of Physicians, 1994-present

Clinical Studies

See my clinical studies


See my publications


Primary Appointment

  1. Consultant, Division of Clinical Microbiology, Department of Laboratory Medicine and Pathology

Academic Rank

  1. Associate Professor of Laboratory Medicine and Pathology
  2. Associate Professor of Medicine
  3. Assistant Professor of Microbiology


  1. Resident - Medical Microbiology University of Toronto Affiliated Hospitals
  2. Fellow - Infectious Diseases Beth Israel Deaconess Medical Center
  3. Resident - Internal Medicine Mayo Graduate School of Medicine, Mayo Clinic College of Medicine
  4. Internship University of Manitoba Teaching Hospitals
  5. MD University of Manitoba
  6. BSc - Medicine University of Manitoba

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