A step-by-step guide to signing up for Medicare online

Applying and Signing Up for Medicare

Weekly Update, October 10, 2025: With Medicare’s annual Open Enrollment period about to begin on October 15, this is a good opportunity to revisit how the plan impacts retired Massachusetts public employees – and how it does not. We strongly suggest that retired public employees ignore the onslaught of ads, calls, and marketing materials that are about to be directed at you. Medicare’s Open Enrollment is specifically focused on individual Medicare Advantage (MA) plans, not the group MA or tradit

Eligibility & Enrollment

Eligibility & Enrollment (Retirees) | CalPERS