Radiation Oncology
Dr. Robert Hesselgesser is a board-certified UCI Health radiation oncologist.
He earned his medical degreed at the New York Medical College in Valhalla, N.Y. He completed an internship in internal medicine at Los Angeles County-USC Medical Center, where he also completed a residency in radiation oncology.
Hesselgesser sees patients at the Chao Family Comprehensive Cancer Center in Orange.