Medicare Supplement insurance plans are standardized by the federal government and labeled with a letter. The plans and whatever they cover are standardized via the federal government. Medicare Supplement insurance plans (often called Medigap plans) are provided by private insurance companies to aid pay back many of the out-of-pocket costs https://devinoxbgj.affiliatblogger.com/84497788/the-best-side-of-health-supplement-chain-crossword