If you're on Medicare, you're eligible. Find out more about how to qualify.

The costs and benefits of Medicare D vary by plan. You can compare the plans in your area online.

As you formulate your decision, ask yourself these questions.

If Medicare D is new to you, start here for a simple explanation of how it came about and what it's for.

If you wait too long to sign up, you will pay higher premiums. Find out what a delay will cost you.