Dr. Gregory Halligan, MD is a board certified pediatric hematologist/oncologist in Philadelphia, Pennsylvania. He is currently licensed to practice medicine in Pennsylvania. He is affiliated with St. Christopher's Hospital for Children and is an Associate Professor of Pediatrics at Drexel University College of Medicine
Clinical Specialties & Interests
Pediatric Hematology & Oncology: General Pediatric Hematology & Oncology
Education & Medical Training
St Christophers Hospital Children's
Universite Libre de Bruxelles Faculty of Medicine
Certifications & Licensure
PA State Medical License1979 - 2016
American Board of PediatricsPediatrics
American Board of PediatricsPediatric Hematology-Oncology
Awards, Honors, & Recognition
America's Top DoctorsCastle Connolly, 2014, 2013, 2012, 2011
Philadelphia MagazineCastle Connolly, 2014, 2013, 2012, 2011, 2010
America's Top Doctors for CancerCastle Connolly, 2013, 2012, 2011, 2010, 2009
Treatment of Children With All Stages of Hepatoblastoma Start of enrollment: 2009 Sep 01 Abish, S.B.,Atkinson, M.M.,Barnette, P.E.,Baruchel, S.,Bernstein, J.,Bhakta, M.G.,Boklan, J.L.,Bonilla, M.A.,Broxson, E.H.,Calderwood, S.,Chang, E.,Chauvenet, A.R.,Clavell, L.A.,Cole, C.H.,Cooper, R.M.,Co...
Study of Kidney Tumors in Young Patients Start of enrollment: 2006 Feb 01 Homans, A.C.,Friedman, A.D.,Aledo, A.,Lee, A.,Chauvenet, A.R.,Reddy, A.T.,Warwick, A.B.,Cairney, A.E.,Langevin, A.R.,Bedros, A.A.,Redner, A.S.,Ritchey, A.K.,Shad, A.T.,Razzouk, B.I.,Sleckman, B.G.,Wisting...