Warren J Leonard, M.D.
Rare Disease / Clinical Research
National Heart, Lung, and Blood Institute (NHLBI)
QC-verified· March 2026 PI on 1 trial
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Specialists are identified from ClinicalTrials.gov principal investigators, PubMed publications, and the NPI registry, then ranked through an automated scoring pipeline.
Report missing dataRare diseases treated or studied
Based on trial PI assignments and publication topics.
Clinical trials (1)
Verify independently
Other specialists for Severe combined immunodeficiency
Peers ranked by clinical-trial PI role, publications, and verification quality.
- Ewelina Mamcarz, MD, MDSt. Jude Children's Research HospitalTN
- Donald B. Kohn, MD, D.D.SUniversity of California, Los AngelesCT
- Paul Szabolcs, MDUPMC Children's Hospital of PittsburghPennsylvania
- Stephen Gottschalk, MD, MDBaylor College of MedicineTN
- Mitchell S Cairo, MD, MDNew York Medical CollegeNY
- Joanne Kurtzberg, M.DDuke UniversityNC
- Joel Moss, M.D.National Heart, Lung, and Blood Institute (NHLBI)Maryland
- Kimberly Kasow, DOSt. Jude Children's Research Hospital