What Does Medigap Plan F Not Cover? 
Medicare Supplement Plan F -LRB- Medigap -RRB- is the most comprehensive coverage available for seniors . There are items not covered or partially covered . If Medicare approves treatment , Medigap Plan F will cover copays , co-insurance and deductibles related to that specific item . However , if any treatment is denied coverage by Medicare , that particular treatment would not be covered by Medigap Plan F. Simply put , Plan F follows the lead of approved Medicare coverage . Items typically not covered by Plan F include acupuncture , dental work , vision exams and skilled nursing care beyond the first 100 days . There is also a limit on the total number of hospitalization days covered - it 's around 455 days under Plan F . If you are hospitalized and require blood , Plan F covers the first 3 pints . If you are travelling abroad and have a medical emergency , Plan F usually requires you to pay a $ 250 deductible but will cover up to $ 50,000 . Drug coverage is not included with Plan F -LRB- that would be Plan D -RRB- . 