Each year, Medicare rates health and prescription drug plans on a Five–Star Quality Rating System. The Star Ratings measure Medicare Advantage plans based on five areas:

• Staying healthy
• Managing chronic (long-term) conditions
• Member experience with the health plan
• Member complaints
• Health plan customer service
   

Star Ratings measures for Medicare Prescription drug plans that are included with Medicare Advantage plans or are stand-alone plans also include measures based on:
 

• Drug plan customer service
• Member complaints and changes in the drug plan’s performance
• Member experience with drug plan
• Drug safety and accuracy of drug prices