For Consumers

When can I sign up, switch or leave?

In addition to when you first join Medicare, you can also enroll during:

Annual election period

Occurs: Oct. 15 to Dec. 7 each year

During this enrollment period:

Medicare Advantage open enrollment period

New in 2019: Jan. 1 through March 31 each year

If you're enrolled in a Medicare Advantage plan on Jan. 1, you can:

  • Change to a different Medicare Advantage plan
  • Leave your Medicare Advantage plan to join Original Medicare
  • Add or drop Medicare Part D when switching plans

However, you cannot switch from one stand-alone prescription drug plan to another stand-alone prescription drug plan.

Any changes you make, take effect the first day of the month after your request.

Special enrollment period

Some people, such as those with Medicaid (www.dshs.wa.gov) or Extra Help (www.ssa.gov), a change in where they live, or whose plan is leaving Medicare, may switch plans before the annual election period.