可以刷海外信用卡吗？Do clinics take foreign cards?해외 카드 결제 가능한가요?

主流医院支持 Visa/Master/银联，部分加收 2–3%；大额建议先问清手续费，并索要明细发票（영수증）以备退税与维权。Most take Visa/Master/UnionPay; some add 2–3%. Ask fees up front and get itemized receipts for refunds and disputes.대부분 가능, 2–3% 수수료 확인, 명세서 수령.