How Many Days Will Medicare Pay For Hospital Stay? 
Original medicare pays as below . However , if you have a Medicare Advantage Plan or Medicare Supplement , it will pick up some or all of these out-of-pocket costs AND may even offer unlimited hospital stay . Days 1-60 : You pay $ 1156 deductible Days 61-90 : You pay $ 289 per day Days 91-150 : You pay $ 578 per lifetime reserve day * * After 90 days , you get an additional 60 days , which are called Reserve Days . 