David A. Williams, MD

Associate Chairman, Department of Pediatric Oncology

Chief, Hematology/Oncology, Boston Children's Hospital

Institute Physician

Leland Fikes Professor of Pediatrics, Harvard Medical School
Office Phone: 617-919-2697
Appointment Phone: 617-355-8246, ext. 1
Fax: 617-730-0934
Preferred Contact Method: appointment phone


Treatment Centers
Pediatric Hematology/Oncology
Clinical Interests
Aplastic anemia, Blood formation, Chronic granulomatous disease, Fanconi anemia and other genetic disorders, Gene therapy, Genetic blood disorders, Hematopoiesis, Neutropenia and neutrophil dysfunction syndromes, Stem cell biology, Viral vectors


Boston Children's Hospital
300 Longwood Ave.
Boston, MA  02115


Board Certifications
Boston Children's Hospital/Dana-Farber Cancer Institute, Pediatric Hematology/Oncology, 1985
Cincinnati Children's Hospital Medical Center, Pediatrics, 1982
Pediatrics, Cincinnati's Children's Hospital Medical Center, Cincinnati, OH
Medical School
Indiana University School of Medicine, Medicine, 1979
Dr. David A. Williams is a graduate of Indiana State University and Indiana University School of Medicine. After training in Pediatrics at Cincinnati Children's Hospital Medical Center, Dr. Williams completed fellowship training in Pediatric Hematology/Oncology at Dana-Farber/Boston Children's. He completed his research training here and at the Whitehead Institute at the Massachusetts Institute of Technology. He then became a faculty member at Harvard Medical School and of the Howard Hughes Medical Institute (HHMI).

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Appointments & Second Opinions

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Harvard Medical Affiliate

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As a teaching affiliate of Harvard Medical School, our physicians are passing on their expertise to the next generation of pediatric hematologists and oncologists.