About Robert Makar, MD, PhD

Dr. Makar is board-certified in transfusion medicine and serves as the associate director of the Blood Transfusion Service (BTS). He oversees outpatient and clinical apheresis services for the BTS, including the collection of peripheral blood hematopoietic stem cells from mobilized patients and donors, extracorporeal photopheresis to treat chronic graft-versus-host disease, and therapeutic plasma exchange to treat various autoimmune diseases. His clinical interests include cellular therapies such as hematopoietic stem cell transplantation, the diagnosis and treatment of autoimmune cytopenias, and transfusion complications related to HLA alloimmunization such as transfusion-related acute lung injury and refractoriness to platelet transfusion.  He is a respected teacher in clinical pathology, having twice received the Clinical Pathology Excellence in Teaching Award.

Departments, Centers, & Programs:

Clinical Interests:



Mass General Pathology
55 Fruit St.
Boston, MA 02114
Phone: 617-643-0800

Medical Education

  • MD, UT Southwestern Medical School
  • Residency, Massachusetts General Hospital
  • Fellowship, Massachusetts General Hospital

American Board Certifications

  • Blood Banking & Transfusion Medicine, American Board of Pathology
  • Clinical Pathology, American Board of Pathology

Accepted Insurance Plans

Note: This provider may accept more insurance plans than shown; please call the practice to find out if your plan is accepted.


Research Interests include:

  • Immune mechanisms underlying HLA and RBC alloimmunization in response to blood transfusion
  • Screening strategies to reduce the risk of transfusion-related acute lung injury (TRALI)
  • Application of cellular immunotherapies to treat autoimmune and malignant diseases


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