53 hospitals total
447 Toegye-ro, Room 110, Jung-gu, Seoul (Hwanghak-dong, Hwanghak Acro Tower)
56 Hanrimmal-gil, Seongdong-gu, Seoul, 2nd Floor, Kangbyeon Byeoksan Villa, Room 203, 204 (Oksu-dong)
4th Floor, Easy Building, 2 Cheonhodae-ro, Dongdaemun-gu, Seoul (Sinseoldong)
Also compare hospitals in areas near 성동구 Family Medicine