The study found that leading health care sites have opportunities to improve the online user experience for researching and obtaining Medicare supplemental insurance quotes. Blue Cross Blue Shield had the highest overall satisfaction rates and usability scores, while all sites had room for improvement. Specifically, over 40% of users reported frustrations with the research task across all sites, mainly due to confusing terminology and lengthy processes. Similarly, over 55% reported issues with the quote task, especially with locating rate information and understanding coverage options. The study provided recommendations to enhance the online experience.