Holli Mason, MD

Associate Professor of Pathology
Medical Director, Core and Allied Laboratories
Associate Director, Transfusion Medicine

Email: holli.mason@cshs.org
Phone: 310-423-5360


  • Transfusion Medicine
  • Clinical Pathology

Education and Training

  • Medical school: Medical College of Virginia, Richmond, VA
  • Residency: Anatomic and Clinical Pathology, Cedars-Sinai Medical Center, Los Angeles, CA
  • Fellowship: Surgical Pathology/Chief Resident, University of California, Los Angeles, CA
  • Fellowship: Transfusion Medicine, Cedars-Sinai Medical Center, Los Angeles, CA

Medical Board Certifications

  • Anatomic Pathology
  • Clinical Pathology

Clinical and Research Interests

  • Therapeutic apheresis
  • Transfusion medicine support for trauma/massive transfusion needs
  • Development of tool-kit for obstetric hemorrhage
  • Best practices and laboratory test utilization improvement

Professional Activities and Awards

  • Outstanding Teaching Award (three years), Harbor-UCLA Medical Center
  • Board of Directors, California Blood Bank Society
  • Past-President, California Blood Bank Society
  • Expert Panel: California Maternal Quality Care Consortium Collaborative to Reduce Morbidity and Mortality due to Peri-Partum Hemorrhage
  • Associate Editor, Principles of Apheresis Technology, 6th edition
  • Member, Medical Advisory Committee, American Red Cross Southern California Division


  • Samuel Oschin Comprehensive Cancer Institute (SOCCI)
  • Clinical Professor of Pathology, David Geffen School of Medicine at UCLA
  • Blood and Marrow Transplant Program, Cedars-Sinai Medical Center

Selected Publications

For complete list of publications, click here: Holli Mason, MD