Sound more like the no money, no honey approach.

If you're sick you wait until your time slot or appointment. Lunch time and after work hours time, you can wait.

So what was the oath they took? The reputation of the establishment FIRST, patients last? No money, no honey?

every doctor took the same oath around the world when they became doctor which is they will treat anyone that's sick no matter who they are

but the US right now passed a law that let doctor choose their patient