The best supplemental insurance for Medicare is Medicare Supplement Insurance, also known as Medigap, which is extra insurance that you can buy from a private health insurance company to help pay for some of the costs that Original Medicare doesn't cover
. According to a review of major Medicare insurance companies, the best Medicare Supplement plans for 2021 are offered by AARP/UnitedHealthcare, Humana, Mutual of Omaha, and Cigna
. However, it's important to note that Medicare Advantage Plans, also known as Part C, are another way to get your Medicare benefits through private insurance companies approved by Medicare, and they may offer additional benefits such as dental, vision, hearing, or wellness coverage
. Ultimately, the best supplemental insurance for Medicare depends on your individual needs and preferences, so it's important to compare plan benefits and costs before making a decision