Dr. Lee S. Schwartzberg

Dr. Lee S. Schwartzberg, MD, FACP, is a nationally recognized medical oncologist specializing in breast cancer and supportive care in oncology. He currently serves as Chief Medical Officer at OneOncology and is a Professor of Medicine at the University of Tennessee Health Science Center. Dr. Schwartzberg earned his medical degree from New York Medical College, completed his residency in internal medicine at Long Island Jewish-Hillside Medical Center, and pursued fellowship training in hematology and oncology at Memorial Sloan Kettering Cancer Center. He is board-certified in Internal Medicine, Hematology, and Medical Oncology and is widely respected for his leadership in clinical practice, health systems innovation, and supportive oncology.

An accomplished clinical researcher, Dr. Schwartzberg has served as principal investigator for numerous clinical trials in breast cancer, chemotherapy-induced neutropenia, and symptom management in cancer care. His work has been instrumental in advancing supportive care strategies, including growth factor support and new approaches to managing chemotherapy-related side effects. He has published extensively on real-world evidence and practice-based research, highlighting the importance of bridging academic advances with community-based oncology. His contributions have influenced both treatment outcomes and quality-of-life measures for patients with breast and other cancers.

In addition to his research, Dr. Schwartzberg is recognized as a leader in practice transformation and oncology networks. As a founding leader of the West Cancer Center, he integrated clinical care with research and education, creating a model of comprehensive oncology practice. He has also been a dedicated mentor and educator, training oncology fellows and advancing collaborative approaches in cancer care delivery. Through his focus on innovation, supportive care, and systems-based oncology, Dr. Lee Schwartzberg continues to shape the landscape of patient-centered cancer treatment.