CMS is rolling out a star rating system for Hospital Compare, an agency website designed to make it easier for consumers to choose a hospital and understand the quality of care they deliver. The Hospital Compare star ratings are based on patients’ care experiences at almost 3,500 Medicare-certified acute care hospitals and data from the Hospital Consumer Assessment of Healthcare Providers and Systems Survey (HCAHPS) measures. According to CMS, the HCAHPS data has been used to assess a variety of...