This would deserve being turned into a guide sometime.
@Rune, I took the liberty of converting this challenge response into a wiki as I keep coming back to this whenever I (re)read other stories. Making a quick note for now:
There are many points already being made in OpenCare about circumventing existing system regulations. Aside those you link to there is:
Stepping outside the commercial model in a donation based informal acupuncture clinic, by @steelweaver.
Helliniko clinic without legal or taxable status - which is one of the reasons why they are not accepting donations in money.