Our Team


James F Casella, M.D.

  • Chief of Pediatric Hematology
  • Director, Basic and Translational Research Program and Comprehensive Sickle Cell Center at Johns Hopkins
  • Director, Comprehensive Hemophilia Treatment Center at Johns Hopkins
  • Rainey Professor of Pediatric Hematology
  • Professor of Pediatrics
  • Professor of Oncology

Expertise: Pediatric Hematology Oncology



Nurse Practitioners

  • Denise Bekkouri, R.N., M.S.N., CPN, CPNP
  • Julia David, R.N., M.S.N., CPNP-PC
  • Kim Drucis, R.N., M.S.N., CPNP
  • Emma Varner, R.N., B.S.N., DNP

Social Work

Beth Merz, LCSW-C