Dr. Glaspy is professor of medicine at the Jonsson Comprehensive Cancer Center (JCCC) of the University of California, Los Angeles (UCLA) School of Medicine. Dr. Glaspy is involved in clinical trials of therapies for melanoma and breast cancer as well as supportive care trials. He is also involved in health services research exploring quality of care improvement and financial toxicity for patients. Dr. Glaspy holds the Simms /Mann Family Foundation Chair in Integrative Oncology. He previously held the Estelle, Abe, and Marjorie Sanders Endowed Chair in Cancer Research.

Dr. Glaspy is a member of the American Society of Clinical Oncology, Southwest Oncology Group, American Federation for Clinical Research, International Society of Interferon Research, and American Society of Nuclear Medicine, among others. He is also a fellow of the American College of Physicians. Dr. Glaspy received his MD from the UCLA School of Medicine and his MPH in health services administration from the UCLA School of Public Health. He completed his residency in internal medicine and his fellowship in hematology and oncology at the UCLA School of Medicine.