Social Security Part C is also known as Medicare Advantage. It is a type of health insurance plan that is offered by private insurance companies and is approved by Medicare.

Social Security Part C is available to people who are 65 or older, people with disabilities, and people with end-stage renal disease.

Social Security Part C offers lower out-of-pocket costs, more comprehensive coverage, and more flexibility in choosing providers.

Social Security Part C can have higher premiums, a limited network of providers, and the potential for higher out-of-pocket costs.

You can enroll in Social Security Part C by contacting your local Social Security office, visiting the Medicare website, or calling 1-800-MEDICARE.

The annual enrollment period for Social Security Part C is October 15 - December 7.

You can change your Social Security Part C plan during the annual enrollment period.

If you don't enroll in Social Security Part C during the annual enrollment period, you will have to pay a late enrollment penalty.

The late enrollment penalty for Social Security Part C is 2% of the monthly premium for each month you are not enrolled.

The maximum amount of the late enrollment penalty for Social Security Part C is 12%.

You can appeal the late enrollment penalty for Social Security Part C.

You can appeal the late enrollment penalty for Social Security Part C by contacting your local Social Security office, visiting the Medicare website, or calling 1-800-MEDICARE.

The deadline for appealing the late enrollment penalty for Social Security Part C is 60 days from the date of the notice of the late enrollment penalty.

If you win your appeal of the late enrollment penalty for Social Security Part C, the late enrollment penalty will be waived.

The best way to avoid the late enrollment penalty for Social Security Part C is to enroll in a plan during the annual enrollment period or contact your local Social Security office to see if you qualify for a special enrollment period.