Appointments and 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.

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Find Clinical Trials

We sponsor and collaborate on clinical trials that break new ground in pediatric cancer and blood disorder treatment. 

Search Pediatric Cancer and Blood Disorder Clinical Trials
Our Affiliations
HMS Affiliate

Dana-Farber/Boston Children's is a teaching affiliate of Harvard Medical School.

Our Affiliations

Colin A. Sieff, MB, BCh

  • Senior Physician
  • Associate Professor of Pediatrics, Harvard Medical School

Appointment Phone

  • 617-632-3270
  • 888-733-4662

Fax

  • 617-730-0641

General

Treatment Centers

Discipline

Clinical Interests

Bone marrow failure syndromes, Diamond-Blackfan anemia

Location

Background

Board Certifications

  • Hematology

Fellowship

  • Hospital for Sick Children, London

Residency

  • Royal Marsden Hospital, St. George's Hospital

Medical School

  • University of Witwatersrand