A ‘Medigap’ policy picks up some costs that Medicare won’t. Here are tips for choosing one
Karen Ducey | Getty ImagesSo you've enrolled in Medicare and have determined that a supplement plan — aka, "Medigap" — is an appropriate add-on for you. There may be more decisions to make.While Medigap policies are standardized regardless of which insurance company sells them and where you live, the premiums can vary from insurer to insurer and among locations. And, experts say, this makes it important to understand the differences you may see when evaluating your options.You'd want to know "a carrier's premium rating system, its claims history and how good its customer service department is," said Elizabeth Gavino, founder of Lewin & Gavino in New York and an independent broker and general agent for Medicare plans.More from Personal Finance:Here's where to get your tax return do...