I think you just nailed it.
I don't think "single payer" is the end game. The dossier is. The linking of your medical records with your tax records and your bank records with everything that can be known about you into a single database.
You'll have no secrets. If you have secrets, you have in effect lied to a federal agent and now you're a felon.
I just read somewhere that the payment part of the website is not even set up yet.