Open Enrollment 2024 Start Date. Open enrollment starts โ first day you can enroll in, renew, or change marketplace plans. For most states, open enrollment for 2024 coverage runs from november 1, 2023, to january 15, 2024.
The part a / part b general enrollment period is january 1 through. Open enrollment for health insurance is from november 1, 2023, to january 15, 2024, in most states.