Lifetime Achievement Award, The Leukemia & Lymphoma Society, 2021
The Seema S. Sonnad Mentor of the Year Award, 2017
Nemours Researcher of the Year, 2015
Nemours Physician Award for Excellence in Scholarship, 2011
Nemours Physician of the Year, 2010
Researcher of the Year, 2015
Physician Award for Excellence in Scholarship, 2011
Man of the Year Candidate (Runner-up), 2011
Physician of the Year, 2010
Revson Fellow for Biomedical Research, 2000
The Nancy Elizabeth Barnhart Memorial Award, 1999
David S. Smith Housestaff Teaching Award, 1999
J. Woodrow Savacool Award in Medical Ethics, 1996
Alfred I. duPont Award in Pediatrics, 1996
The E. Harold Hinnman Memorial Prize, 1996
2021 Lifetime Achievement Honoree, The Leukemia & Lymphoma Society
2016 Philadelphia Magazine's Top Doctors
2014 Best Doctors in America
2014 Delaware Today magazine, Top Doctors
2013 Best Doctors in America
2012 Resident Educator of the Month
2011 Leukemia & Lymphoma Society, Man of the Year Candidate (Runner-up)
2011 Nemours, Physician Award for Excellence in Scholarship
2010 Nemours Alfred I. duPont Hospital for Children, Physician of the Year
2002 Merit Award, American Society of Clinical Oncology
2011 Best Doctors in America
Philadelphia Magazine’s Top Doctors
Top Doctor in Delaware Today and Philadelphia Magazine 2016-2022