Is health care a "Right"?

Why, no, I don't believe it is. And Marko will tell you why:
you keep using that word. i do not think it means what you think it means.

Let’s get the most obvious point out of the way first. You cannot have a right to something that necessitates a financial obligation on someone else’s part.

There's more. Lots more. Go and read Marko's excellent post.