When Does Open Enrollment Start 2024 Health Insurance. The worst thing you can do during open enrollment season is procrastinate on researching your options, feinberg says. Open enrollment starts — first day you can enroll in, renew, or change marketplace plans.

The centers for medicare & medicaid services (cms) reports that 21.3 million consumers have signed up for 2024 individual market health insurance coverage through the. Some states have extended deadlines.