What Does Medicare Supplement F Cover? 
Plan F covers the 20 % of Medicare approved medical expenses that Medicare does n't cover . There are No co-pays or deductibles . The plan covers : Part A hospital coinsurance , 365 additional hospital reserve days Benefit for blood Part B Co-Insurance Skilled nursing facility co-insurance Part A deductible Part B deductible Part B excess Foreign travel expense Preventative care co-insurance with NO out-of-pocket expense Plan G might also be a great option , depending on your situation . Make sure you are working with an agent that shops all the companies available to you in your area . 