CMS Quality Star Ratings for Nursing Homes Change Frequently: A Descriptive Analysis of Trends From 2009 to 2020

Nursing Home Compare star ratings are closely watched by hospital delivery systems, policymakers, and consumers as measures of care quality. However, very little is known about the degree to which nursing homes can or do move between star ratings, what we refer to as performance mobility. This study addresses a gap in the literature by examining mobility trends in overall nursing home star ratings.