Credentials & Education
Medical School
- University of Cincinnati College of Medicine
Residency
- Pediatrics, University of Louisville College of Medicine/Kosair Children's Hospital
Board Certifications
- Pediatrics
- Pediatric Hematology/Oncology
Fellowship
- Pediatric Hematology/Oncology, Ohio State University College of Medicine/Columbus Children's Hospital
Internship
- Pediatrics, University of Louisville College of Medicine/Kosair Children's Hospital
Professional Affiliations
- American Society of Pediatric Hematology/Oncology
About
Dennis O'Brien, M.D., medical director of pediatric hematology and oncology at Lutheran Children's Hospital, joined the Lutheran Health Network as a pediatric hematologist/oncologist with St. Joseph Medical Group in 2007. He joined Lutheran Medical Group in July 2009. Dr. O'Brien earned a bachelor's degree in chemical engineering from The Ohio State University in 1997.
Watch Dennis O'Brien's talk on pediatric bleeding and clotting disorders.
Dennis O'Brien, M.D., medical director of pediatric hematology and oncology at Lutheran Children's Hospital, joined the Lutheran Health Network as a pediatric hematologist/oncologist with St. Joseph Medical Group in 2007. He joined Lutheran Medical Group in July 2009. Dr. O'Brien earned a bachelor's degree in chemical engineering from The Ohio State University in 1997. Watch Dennis O'Brien's talk on pediatric bleeding and clotting disorders.