Contact

Transfusion Medicine Laboratory

Division of Transfusion Medicine
Johns Hopkins Medicine
Department of Pathology
1800 Orleans Street
Sheikh Zayed Tower 3100
Baltimore MD 21287

Phone: 410-955-6580 (The Transfusion Medicine Laboratory operates 24 hours a day)

Office Phone: 410-955-6583 (Normal business hours are Monday - Friday 8:00am-3:00pm)

Immunogenetics Laboratory

Immunogenetics Laboratory
Johns Hopkins Medicine
Department of Pathology
2041 East Monument Street
Baltimore MD 21205-2222

Phone: 410-955-3600
Email:
hla@jhmi.edu

Hemapheresis and Transfusion Support (HATS)

Hemapheresis and Transfusion Support (HATS) Clinic: 410-955-1717

Hemapheresis and Transfusion Support (HATS) Scheduling: 410-955-6347

Employment Opportunities

Please visit our career site for additional opportunities.

Transfusion Medicine Division Director

Aaron A. R. Tobian, M.D., Ph.D.
Professor of Pathology, Medicine, Oncology, and Epidemiology
Director of Transfusion Medicine Division
Deputy Director for Clinical Affairs, Department of Pathology

Johns Hopkins School of Medicine
Department of Pathology
600 N. Wolfe Street
Carnegie 437
Baltimore MD 21287
atobian@jhmi.edu

Transfusion Medicine Laboratory Medical Director

Elizabeth P. Crowe, M.D., Ph.D.
Assistant Professor of Pathology
Medical Director of the Transfusion Medicine Laboratory

Johns Hopkins School of Medicine
Department of Pathology
1800 Orleans Street
Sheikh Zayed Tower 3100
Baltimore MD 21287
ecrowe3@jhmi.edu

Immunogenetics Laboratory Director

Maria Bettinotti, Ph.D., FACHI, FACMGG
Associate Professor of Pathology
Director of the Immunogenetics Laboratory

Johns Hopkins School of Medicine
Department of Pathology
2041 East Monument Street
Baltimore MD 21205-2222
mbettinotti@jhmi.edu

Hemapheresis and Transfusion Support Medical Director

Evan M. Bloch, M.B.Ch.B., M.S.
Associate Professor of Pathology
Medical Director of Hemapheresis and Transfusion Support (HATS)
Associate Director of Transfusion Medicine

Johns Hopkins School of Medicine
600 N. Wolfe Street
Carnegie 446
Baltimore MD 21287
ebloch2@jhmi.edu

Aaron A. R. Tobian, M.D., Ph.D.
Professor of Pathology, Medicine, Oncology, and Epidemiology
Director of Transfusion Medicine Division
Deputy Director for Clinical Affairs, Department of Pathology

Johns Hopkins School of Medicine
Department of Pathology
600 N. Wolfe Street
Carnegie 437
Baltimore MD 21287
atobian@jhmi.edu

Elizabeth P. Crowe, M.D., Ph.D.
Assistant Professor of Pathology
Medical Director of the Transfusion Medicine Laboratory

Johns Hopkins School of Medicine
Department of Pathology
1800 Orleans Street
Sheikh Zayed Tower 3100
Baltimore MD 21287
ecrowe3@jhmi.edu

Maria Bettinotti, Ph.D., FACHI, FACMGG
Associate Professor of Pathology
Director of the Immunogenetics Laboratory

Johns Hopkins School of Medicine
Department of Pathology
2041 East Monument Street
Baltimore MD 21205-2222
mbettinotti@jhmi.edu

Evan M. Bloch, M.B.Ch.B., M.S.
Associate Professor of Pathology
Medical Director of Hemapheresis and Transfusion Support (HATS)
Associate Director of Transfusion Medicine

Johns Hopkins School of Medicine
600 N. Wolfe Street
Carnegie 446
Baltimore MD 21287
ebloch2@jhmi.edu