CMS publicly released the 2024 Medicare Star Rating data, including the Star Rating Technical Notes, on Friday, October 13th. This data summarizes how Medicare Advantage Organizations (MAOs) performed on various quality measures during the 2022 measurement year and serves as an indication of changing Medicare Advantage spending in 2025 due to changes in Medicare Advantage Prescription Drug (MA-PD) Overall Star Ratings. The publication of the 2024 Star Rating Technical Notes allow for analysis of the measure-level cut points changes. This paper analyzes the latest cut point changes to understand how the Tukey Outlier Deletion methodology and changes in the overall quality performance have impacted Star Rating cut points.
