David F. Friedman, MD

David F. Friedman, MD

David F. Friedman, MD, is associate medical director of the Transfusion Service and Apheresis Program, and medical director of the Phlebotomy Service at The Children's Hospital of Philadelphia.

Areas of Expertise: Apheresis, Blood banking, Pediatric hematology, Transfusion medicine
Locations: Main Campus
Appointments and Referrals: 1-800-TRY-CHOP (1-800-879-2467)


Clinical interests

Blood banking and transfusion medicine
Pediatric therapeutic apheresis
Pediatric hematology
Biomedical informatics

Education and Training

Medical School

MD - University of Pennsylvania School of Medicine, Philadelphia, PA


Pediatrics - The Children's Hospital of Philadelphia, Philadelphia, PA


Pediatric Hematology/Oncology - The Children's Hospital of Philadelphia, Philadelphia, PA
Bloodbanking and Transfusion Medicine - Hospital of the University of Pennsylvania, Philadelphia, PA
Senior Fellow, Divisions of Hematology and Pathology - The Children's Hospital of Philadelphia, Philadelphia, PA

Board Certification

American Board of Pediatrics
American Board of Pediatrics/Pediatric Hematology-Oncology

Undergraduate Degree

BA, Physics - Yale University, New Haven, CT

Titles and Academic Titles

Medical Director, Phlebotomy Service

Associate Medical Director, Apheresis Program

Associate Medical Director, Transfusion Service

Departments and Services




Sesok-Pizzini DA, Friedman DF. Neonatal and infant platelet transfusions. Immunohematology 24:1 15-19, 2008.


Shelat SG, Friedman DF, Meny GM, Smith-Whitley K, Carlow D, Norris, R. False-positive pregnancy test after passive transfusion of B-human chorionic gonadotropin from donor red blood cells during erythrocytapheresis. Transfusion. 47:788-91 2007.


Borgna-Pignatti C, Ventola M, Friedman DF, Cohen AR, Origa R, Galanello R, Lindeman R, Francis S, Reverberi R, Volpato S. Seasonal Variation of Pre-transfusion Hemoglobin Levels in Patients with Thalassemia Major. Blood 107:355-357, 2006.

Sesok-Pizzini DA, Friedman DF, Smith-Whitley K, Nance, SJ. Transfusion support of patients with Sickle Cell Disease at the Children's Hospital of Philadelphia. Immunohematology 22:3 121-125, 2006.


Elia J, Dell ML, Friedman DF, Zimmerman RA, Balamuth N, Ahmed A, Pati S. PANDAS with Catatonia: Response to lorazepam and plasmapheresis. Journal of the American Academy of Child and Adolescent Psychiatry 44:11 p. 1145-1150.