She looked at all of the hospitals where she could make the appointment online, which I believe are 3 of the 4 listed in Seoul. And yes, St Mary’s had the earliest available.
Ah, she also mentioned there is valet parking, for those with cars. Lastly, no urine test for anyone 25yrs and older.
For K-1 specific, since the documents aren’t electronic, the 5 passport photos need to be in Korean passport size.