What Are Medigap Basic Benefits? 
Those benefits that federal and state law mandates must be covered under any Medicare Supplement Plan -LRB- A through N -RRB- . Includes Part A coinsurance plus additional days of hospitalization coverage , Part B coinsurance , Blood -LRB- first 3 pints -RRB- , and Hospice coinsurance . See Medicare.gov for further information ; read the CMS guide to Choosing a Medigap Policy to fully understand policy coverages and benefits . 