Susannah G. Ellsworth, MD, is a radiation oncologist who specializes in the treatment of gastrointestinal cancers with an interest in pancreatic and colorectal malignancies. Dr. Ellsworth is board-certified in radiation oncology. After receiving her medical degree from the University of Maryland School of Medicine in Baltimore, Dr. Ellsworth completed an internship and radiation oncology residency at the University of Maryland Medical Center in Baltimore. She then completed fellowships in neuro-oncology research training and pain and palliative medicine at the Johns Hopkins University School of Medicine in Baltimore. Dr. Ellsworth is a member of the Radiological Society of North America (RSNA), American Society for Therapeutic Radiology and Oncology (ASTRO), and the American Society for Clinical Oncology (ASCO).