O.N Clinic
Premium Clinic Where Dermatology and Plastic Surgery Meet
From diagnosis to procedure to aftercare — integrated surgical and non-surgical care that delivers a meaningful difference.
O.N in Numbers
See our excellence and trust in numbers.
20yrs+
Dermatology Experience
Board-certified dermatologists with extensive clinical experience
5 Specialists
50,000+
Total Procedures
Trust built through safe and precise treatments
3 Books Published
Why Choose O.N
We provide the best care experience through a comfortable environment, clean facilities, and attentive management.
Comfortable EnvironmentWe believe that a comfortable and relaxing environment leads to better care and results. We strive to provide the best environment for your treatment.
Space for BeautyWe aim to create a space dedicated to achieving healthy, beautiful skin through precise diagnosis and delicate procedures.
365 Days Hygiene ManagementAll staff and medical professionals at O.N Clinic follow hygiene protocols 365 days a year, always providing a clean environment.
Our Specialists
Our specialists bring extensive clinical experience and proven expertise.
Tour Our Clinic
Experience the best care in a comfortable environment.
Consultation Room
Operating Room
Recovery Room
Waiting Area
Powder Room
Address8F Mani Building, 428 Gangnam-daero, Gangnam-gu, Seoul (Exit 11, Gangnam Station)
Phone02.518.0557
HoursMon·Wed·Thu 10:00-19:00 / Tue·Fri 10:00-20:00 / Sat 10:00-15:00 / Sun·Holidays Closed
ParkingRear surface lot / External mechanical (422 Gangnam-daero) / External underground (432 Gangnam-daero)