The problem with “Medicare” and “Medicaid” is that they exist.
Where in Article 1 or any of the Amendments is Congress authorized to create a scheme for controlling certain people’s access to the practice of medicine?
Nowhere and you are absolutely right. If it were possible to simply shut the program down for good I would be right next to you cheering.
Alas, this behemoth is entrenched so it needs to be cored our before it can be killed.