What Is The Average Monthly Premium For Medigap Insurance? 
That 's a great question ; however , it 's one that is not easily answered . It depends on your location -LRB- zip code -RRB- , age , tobacco status and sometimes your health . Here 's an example of the difference in monthly premium for standardized Medigap Plan F. Female , Age 65 , Non-Tobacco : Zip code 29575 -LRB- South Carolina -RRB- : $ 116 Zip code 67213 -LRB- Kansas -RRB- : $ 128 Zip code 34695 -LRB- Florida -RRB- : $ 177 It 's best to work with an independent agent specializing in Medicare Supplement insurance . We can provide you quotes for monthly premiums in just a matter of minutes from many insurance companies -- not just the ones you see online . If I can assist you with your specific situation , please feel free to contact me . 