An entitlement to insurance doesn't entitle you to have someone else pay your medical bills for an elective either. Otherwise we would have free botox.
To the left it does. Remember their core principle:
"To each according to their need, from each according to their ability."
that premise grants you the 'RIGHT' to take from your neighbor, anything that would help you with a 'NEED'. The definition of the word "NEED" is even in dispute, making it ripe for abuse and corruption.
I need a ferarri. Someone better buy one for me quick.
This one principle excuses all theft and slavery in the world on basis of perceived 'need'.