Medical Insurance Open Enrollment 2024 Dates. The individual and family marketplace open enrollment period for 2025 starts november 1, 2024 and lasts through january 15, 2025, but dates can vary by state. Marketplace enrollment began november 1, 2023, and runs through december 15, 2023, for coverage that begins january 1, 2024.

Medicare’s open enrollment period from oct. You’ll need to enroll by december 15, 2023 if you want coverage to start on january 1, 2024.