I've paid my own taxes for 50 years and not once did I see your name on my tax check.
What about paying taxes for 50 years makes you think anyone else should pay for your healthcare now? Do you think that your healthcare costs magically went from $1,100 a year to $52? Where does that other $1048 now come from?
What is it about paying taxes for 50 years that makes anyone think the rest of the country owes anyone anything?