Does Obamacare Give Power To The State Or National Government?

It's a big Federal Death Panel

Mostly to the private insurance companies, but both the state and the national government play a role.

yes

Obamacare exist on the federal level so you think about that one

It's a Federal Law that benefits Insurance Companies. Why that is should be obvious, as the tax payer (consumer) is forced to buy a product that had hitherto not been legally required.