Children's Hospital Of Colorado


Bradford Siegele MD

Associate Professor
  • Pathology (SOM)


Alt Email

Primary Phone:720-848-7052

Mailing Address:
  • CU Anschutz

Academic Office One

12631 East 17th Avenue

Aurora, CO 80045

Dr. Bradford Siegele is an anatomic and clinical pathologist and board-certified pediatric pathologist and hematopathologist, who has practiced hematopathology at Children’s Hospital Colorado and the University of Colorado Hospital and pediatric pathology at Children’s Hospital Colorado since 2018.  Dr. Siegele received his residency training at the University of Colorado Department of Pathology, with fellowship training in pediatric pathology at Boston Children’s Hospital and in hematopathology at Massachusetts General Hospital.  His clinical interests include pediatric, adolescent/young adult, and adult leukemias and lymphomas, pediatric sarcomas, and vascular anomalies, with research interests in adolescent/young adult hematologic malignancies and immunohistochemical diagnostics in hematopoietic neoplasms and solid tumors.  Dr. Siegele is an active member of the Society for Pediatric Pathology and is chair-elect of the Society for Pediatric Pathology Slide Survey.

Areas of Expertise


  • Pediatric leukemia and lymphomas; adolescent and young-adult leukemias; vascular anomalies;immunohistochemical evaluation of pediatric sarcomas

Education, Licensure & Certifications


  • BA, 1999, English and Philosophy, Duke University, Durham, NC;
  • JD, 2005, Harvard Law School, Cambridge, MA;
  • Post-baccalaureate/pre-medical, 2007, Columbia University, New York, NY;
  • MD, 2012, University of Texas Southwestern Medical School, Dallas, TX  


  • AP/CP Pathology Residency, 2016, University of Colorado, Aurora, CO;
  • Pediatric Pathology Fellowship, 2017, Boston Children’s Hospital, Boston, MA;
  • Hematopathology Fellowship, 2018, Massachusetts General Hospital, Boston, MA



  • Robert H. Fennell, Jr., M.D. Award for Excellence in Education, 2016, University of Colorado Department of Pathology, Aurora, CO



  • Assistant Professor, 2018 – Present, University of Colorado School of Medicine Department of Pathology and Laboratory Medicine, Division of Pediatric Pathology Children’s Hospital of Colorado, Aurora, CO
  • Pediatric Pathologist and Hematopathologist, 2018 – Present. Children’s Hospital Colorado, Department of Pathology, Aurora, CO.
  • Hematopathologist, 2018 – Present. University of Colorado Hospital, Department of Pathology, Aurora, CO.

Pathology (SOM)

CU Anschutz

Academic Office One

12631 East 17th Avenue

2nd Floor

Aurora, CO 80045


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