Medicare open enrollment 2027: Key dates and changes

The Medicare open enrollment period is scheduled to run from October 15 through December 7. For 2027, several key changes are expected to take effect for beneficiaries. These updates include a reduction in Advantage premiums alongside an increase in Part D deductibles. Additionally, there is a projected increase for the Part B premium. These adjustments will impact how participants manage their healthcare coverage and costs during the designated open enrollment window for the upcoming year.