What Are The Core Benefits Of Medigap? 
Medicare supplement , otherwise knows as Medigap insurance , is sold by private companies . Medigap insurance can help pay some of the health care costs that original Medicare does n't cover , like copayments , coinsurance , and deductibles . This can mean that you have no out-of-pocket expense for Medicare approved services . Some Medigap policies offer medical care coverage when you travel outside the United States . There is a monthly premium for Medigap coverage that is set by the insurance company . 