Why Doesn't Medicare Cover Benzodiazepines? 
As of Jan. 1 , 2013 , Medicare does cover benzodiazepines . Xanax , Klonopin , Ativan and their generics are now covered by Part D Medicare for all medical conditions for which they are deemed medically necessary . Barbituates have also been added , but only for epilepsy , certain cancers , and certain medical conditions . Check your own Medicare Part D formulary to see which benzodiazepines are covered . 