About Catherine Hwang

Dr. Catherine (Sue) Hwang is a board-certified radiation oncologist and the Section Chief of Breast Radiation Oncology at the AdventHealth Cancer Institute. She is a graduate of the Northwestern University Feinberg School of Medicine, where she also completed her residency training. In 2008, she joined the faculty at the Medical College of Wisconsin and achieved the rank of Associate Professor in Clinical Radiation Oncology. She also served as Medical Director of the Radiation Oncology Department at United Hospital Systems. Since joining AdventHealth in 2014, she has dedicated her career to building its breast cancer program in Central Florida and was named section chair of the breast radiation oncology program in 2020. Dr. Hwang is at the forefront of using innovative radiation techniques, such as prone breast, deep inspiration breath hold, and intraoperative radiation, to minimize radiation related toxicity. She is one of the co-founders of AdventHealth’s Breast Multi-Disciplinary Clinic, a high demand clinic that serves to introduce patients to their team of doctors in one visit. As an active participant in the research community, she is also one of the highest recruiting physicians to breast cancer trials within the AdventHealth system. Her goal as a physician is to ensure that her patients receive compassionate and high-quality care in a timely fashion.