The 21st Century Oncology cancer center in Warwick, Rhode Island provides cancer patients with radiation therapy treatment for a variety of cancers. Every cancer journey is personal, but it's not one that has to be taken alone. From the initial appointment through recovery, patients work with an experienced care team dedicated to patient well-being ? and one that keeps your primary care physician and referring specialists updated on all decisions and progress. Our Warwick and Kent County patients also benefit from the collective knowledge of our network of 750 cancer-directed physicians and the research that they conduct in the realm of radiation oncology. Kent Radiation Therapy is operated by 21st Century Oncology, a physician-led company headquartered in Fort Myers, Florida that operates radiation oncology treatment centers in many U.S. states.