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Education & Training

  • Fellowship, Allergy & Immunology, 2013
    Children's Hospital of Philadelphia
  • Residency, Pediatrics, 2010
    Johns Hopkins Hospital
  • Internship, Pediatrics, 2008
    Johns Hopkins Hospital
  • MD, 2007
    Duke University School of Medicine
  • BS, 2002
    University of Virginia

Board Certifications

  • American Board of Allergy & Immunology
  • American Board of Pediatrics

Awards & Recognition

  • Top Doctors Washingtonian (2019)
  • Top Doctors No Va Magazine (2023)

National Provider ID: 1174724405


Michael Keller, M.D., is a pediatric immunologist at Children's National Hospital and specializes in the diagnosis and treatment of primary and secondary immunodeficiency disorders. He has authored many peer-reviewed articles and contributed to expert consensus guidelines on the treatment and diagnosis of primary immunodeficiency disorders. Dr. Keller is a member of the American Academy of Allergy, Asthma, and Immunology (AAAAI); the Clinical Immunology Society; the European Society of Immunodeficiency; and the Primary Immunodeficiency Treatment Consortium (PIDTC).  

Dr. Keller's research focuses on the use of adoptive T-cell therapies for treatment of infections in immunocompromised patients, including the use of this therapy to improve outcomes in children with primary immunodeficiency disorders as well as those undergoing bone marrow transplantation for cancer. He is the primary investigator of several Phase I-II studies of virus-specific T-cell immunotherapy.

Dr. Keller lives in Maryland with his wife and two sons, and enjoys travel, hiking and martial arts.



This faculty member (or a member of their immediate family) has a working relationship (i.e. consulting, research, and/or educational services) with the companies listed below. These relations have been reported to the health system leadership and, when appropriate, management plans are in place to address potential conflicts.

Outside Interests

  • HZNP USA Inc.

Research & Publications

Immunologic special forces: Anti-pathogen cytotoxic T-lymphocyte immunotherapy following hematopoietic stem cell transplantation

(2014) Journal of ImmunoTargets and Therapy

Burden of copy number variation in Common Variable Immunodeficiency

(2014) Clinical & Experimental Immunology

Incidence of Immunodeficiency in 49, XXXXY chromosomal variation

(2013) American Journal of Medical Genetics Part C

Severe combined immunodeficiency resulting from mutations in MTHFD1

(2013) Pediatrics

Chipping away at a mountain: Genomic studies in Common Variable Immunodeficiency

(2012) Autoimmunity Reviews