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Colin Murphy, MD

Academic Title:

Assistant Professor

Primary Appointment:


Administrative Title:

Assistant Director, Transfusion Medicine - UMMC Laboratories of Pathology


University of Maryland Medical Center

Phone (Primary):


Education and Training

2006 - 2010 B.S., Biochemistry, Denison University           

2010 - 2014 M.D., Indiana University School of Medicine

2014 - 2018 Residency, Anatomic and Clinical Pathology, University of Washington

2017 - 2018 Chief Resident, Clinical Pathology, University of Washington

2018 - 2019 Fellow, Transfusion Medicine, Stanford University



Dr. Murphy is a transfusion and laboratory medicine physician with a background in trauma and coagulation research. His previous work includes assessing the impact of varying transfusion strategies in pediatric trauma by constructing comprehensive retrospective databases from multiple institutional data sources. This research seeks to inform the transfusion management of severely injured pediatric patients and generate hypotheses for improving pediatric trauma care.

Research/Clinical Keywords

Massive transfusion, coagulopathy of trauma, pediatric trauma, pediatric transfusions, management of transfusion reactions, thrombophilia testing, test utilization, machine learning, organized medicine, physician advocacy.

Highlighted Publications

Murphy CH, Jin J, Zehnder JL. Antiphospholipid Antibodies in Patients With Lupus Anticoagulant Prozone Effect. Am J Clin Pathol. 2019;

Murphy C, Parakh R, Metcalf R, Pagano MB. Transfusion-associated chest pain. Transfusion. 2019;59(2):463-469.

Murphy CH, Sabath DE. Comparison of Phenotypic Activated Protein C Resistance Testing With a Genetic Assay for Factor V Leiden. Am J Clin Pathol. 2019;151(3):302-305.

Murphy CH, Hess JR. Massive transfusion: red blood cell to plasma and platelet unit ratios for resuscitation of massive hemorrhage. Curr Opin Hematol. 2015;22(6):533-9.