Laelle Clinic
Dermatology clinic in Yongsan-gu with no dermatology board certification recorded on the HIRA register, 15 minutes from Namyeong Station.
2 clinics in Itaewon & Hannam, Seoul offering Pigmentation & Melasma. Indicative price 80,000 - 250,000 per session KRW, minimum stay Same day, but a course requires weeks.

Itaewon and Hannam-dong have the largest resident foreign population in Seoul, and the clinics here are built around English-language primary care, vaccination and prescription continuity rather than medical travel.
Dermatology clinic in Yongsan-gu with no dermatology board certification recorded on the HIRA register, 15 minutes from Namyeong Station.
Dermatology clinic in Yongsan-gu with 1 board-certified dermatologist, 6 minutes from Ichon Station.
Aggressive high-energy laser makes melasma worse. The Korean standard is repeated low-fluence Q-switched Nd:YAG toning, typically ten sessions weekly or fortnightly, alongside topical and oral treatment.
The length of your trip is set by the mandatory follow-up interval, not by how quickly you feel well, and flying too early raises the risk of swelling, bleeding and thrombosis.
Foreign patients without Korean national health insurance pay the full private rate, which is still typically 30 to 70 percent below US pricing for the same procedure, and card payment is accepted almost everywhere.
Source: Health Insurance Review and Assessment Service, medical institution information https://www.hira.or.kr/eng/main.do