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Mary Elizabeth M. Younger, M.A., Ph.D.

Photo of Dr. Mary Elizabeth M. Younger, M.A., Ph.D.
  • Assistant Professor of Pediatrics

Research Interests

People with primary or secondary immunodeficiencies; immunoglobulin replacement therapy; psychosocial issues faced by people with immunodeficiencies more


Dr. Mary Elizabeth Younger is an assistant professor of pediatrics at the Johns Hopkins School of Medicine.

Dr. Younger received her undergraduate degree from the University of Virginia. She earned her master’s degree from New York University and a Ph.D. from the University of Virginia. more


  • Assistant Professor of Pediatrics

Departments / Divisions



  • Ph.D., University of Virginia (Virginia) (1992)
  • M.A., New York University (New York) (1982)
  • B.S., University of Virginia (Virginia) (1976)

Research & Publications

Selected Publications

Wasserman, R.L., Stein, M. R., Younger, M.E.M., Fatteh, S. & Haddad, E. (2016). 20% Subcutaneous immunoglobulin dosed biweekly for primary immunodeficiency. Annals of Allergy, Asthma and Immunology, 117(1), 93-94

Ballow, M., Sriaroon, P., Rachid, R., Seeborg, F., Duff, C., Bonilla, F., Younger, M. E. M., & Shapiro, R. (2017). Construction and Validation of a Disease-specific Quality of Life (HR-QOL) Instrument for Patients with Primary Antibody Deficiency Disease. Journal of Allergy and Clinical Immunology

Younger, M. E. M., Aro, L., Blouin, W., Duff, C., Epland. K. B., Murphy, E., & Sedlak, D. Nursing guidelines for administration of immunoglobulin replacement therapy. Journal of the Infusion Nurses Society 2013; 36(1), 58-68

Younger, M.E.M., Epland, K., Zampelli, A., & Hintermeyer, M.K. Identification, evaluation and management of primary immunodeficiency diseases: A review for primary care providers. The Nurse Practitioner 2015, 40(2):1-7

Younger, M. E. M., Blouin, W., Duff, C., Epland, K. B., Murphy, E., & Sedlak, D. Subcutaneous immunoglobulin replacement therapy: Ensuring success. Journal of Infusion Nursing 2015, 38(1), 70-79

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