Sung-Yun Pai, MD

Co-Director, Gene Therapy Program

Senior Physician

Associate Professor of Pediatrics, Harvard Medical School
Office Phone: 617-919-2508
Appointment Phone: 617-632-3961, 617-919-2508
Fax: 617-730-0934
Preferred Contact Method: Office phone


Treatment Centers
Pediatric Hematology/Oncology
Clinical Interests
Congenital immunodeficiency syndrome, Hematopoietic stem cell transplantation, Severe combined immunodeficiency syndrome, Wiskott-Aldrich syndrome


Dana-Farber Cancer Institute
450 Brookline Avenue
Boston, MA  02215

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


Board Certifications
Pediatric Hematology/Oncology, 2002
Boston Children's Hospital/Dana-Farber Cancer Institute, Pediatric Hematology/Oncology, 2001
Boston Combined Residency Program, Boston Children's Hospital/Boston Medical Center, Pediatrics, 1997
Boston Children's Hospital, Pediatrics
Medical School
Harvard Medical School, 1994

Video: Meet Sung-Yun Pai, MD

Appointments & Second Opinions

Speak with one of our New Patient Coordinators to schedule an appointment, refer a patient or request a second opinion. In urgent cases, we can typically see new patients within 24 hours.

Clinical Trials

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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.