If you disagree with your late enrollment penalty

If you don't agree with your late enrollment penalty, you can ask Medicare for a review or reconsideration. You'll need to fill out a reconsideration request form (that your Medicare drug plan will send you). You'll have the chance to provide proof that supports your case, like information about previous 

Creditable prescription drug coverage

.

If you need help, call your Medicare plan. You can also contact your State Health Insurance Assistance Program (SHIP).