Yes, it happens. Right under the nose of the police commissioner s office. Try going to Elbit for an immigration medical test to NZ or AU.
There's a fee you pay at the counter and then there is the other mysterious consultation fee you will need to pay to the examining doctor. The second fee USD to be paid bug cash only and the description is "consultation fee".
There is absolutely no convulsion whatsoever and it's just a way of duping people's who want to travel to Australia, New Zealand or Canada.