I actually read this as work like as in a job
But yeah, as mentioned you do not need anything special coming from the US. South Korea has lean travel laws for Americans.
I had heard this, which is why I was asking. It is hard to make sense of such claims when I see the same thing all the time but there are complaints thrown in.
It seems like it is a great place to look but there are highly rated doctors outside of this area as well.
Thanks everyone for all the feedback