You should get something back from your health fund, I know my mum did. But I guess it depends on who your with and what your health fund includes.
I know my reply is a bit late, but ill put my 2c in any ways.
I went to one, and she was absolutely fantastic. She gave me a lot of things to help with various issues I had, and I cannot recommend them enough!
Loved the iridology too, very amazing!