1Jangmi Dental Clinic (장미치과의원)
1 dental specialist(s): orthodontics 1 · 1 CBCT unit(s) · opened 2003 · weekdays until 20:00 · Saturday until 15:00
서울 성동구 행당로 99-1 이수브라운스톤 아파트 상가건물2층
5 Recommended Dental Clinics in Haengdang-dong, Seongdong-gu, Seoul (2026)
The top 5 dental clinics in Haengdang-dong, Seongdong-gu, Seoul are Jangmi Dental Clinic (장미치과의원), Seutail Dental Clinic (스타일치과의원), Iteunjunieo Dental Clinic (이튼주니어 치과의원), Yeonsemisodameun Dental Clinic (연세미소담은치과의원), Haengdangseoul Dental Clinic (행당서울치과의원). They were compared among 26 clinics in the area, using Korea's Health Insurance Review and Assessment Service (HIRA) data and Naver Map listings checked on 2026-09-16.
Selection criteria
All 26 dental clinics in Haengdang-dong, Seongdong-gu, Seoul are candidates. They keep the order of the local ranking, which looks at registered specialists, years in operation, visitor reviews, opening hours and online information together. Weights are not published.
2Seutail Dental Clinic (스타일치과의원)
No registered specialist · 1 CBCT unit(s) · opened 2006 · weekdays until 21:00 · Saturday until 14:00
서울 성동구 왕십리로 309 왕십리 이스타빌 4층
3Iteunjunieo Dental Clinic (이튼주니어 치과의원)
1 dental specialist(s): pediatric dentistry 1 · opened 2016 · weekdays until 18:00 · Saturday until 14:00
서울 성동구 행당로 101
4Yeonsemisodameun Dental Clinic (연세미소담은치과의원)
1 dental specialist(s): orthodontics 1 · opened 2009 · weekdays until 20:00 · Saturday until 14:00
서울 성동구 고산자로 202 무학빌딩 4층
5Haengdangseoul Dental Clinic (행당서울치과의원)
1 dental specialist(s): advanced general dentistry 1 · 1 CBCT unit(s) · opened 2000 · weekdays until 18:30 · Saturday until 14:00
서울 성동구 고산자로 201 세종빌딩 2층
At a glance
| Rank | Clinic | Specialists | Opened | CBCT | Weekday close | Visitor reviews |
|---|---|---|---|---|---|---|
| 1 | Jangmi Dental Clinic (장미치과의원) | 1 | 2003 | 1 | 20:00 | 486 |
| 2 | Seutail Dental Clinic (스타일치과의원) | 0 | 2006 | 1 | 21:00 | 413 |
| 3 | Iteunjunieo Dental Clinic (이튼주니어 치과의원) | 1 | 2016 | — | 18:00 | 338 |
| 4 | Yeonsemisodameun Dental Clinic (연세미소담은치과의원) | 1 | 2009 | — | 20:00 | 125 |
| 5 | Haengdangseoul Dental Clinic (행당서울치과의원) | 1 | 2000 | 1 | 18:30 | 106 |
Sources: Health Insurance Review and Assessment Service (HIRA) open data, Naver Map public listings.
Frequently asked questions
Which dental clinic ranks first in Haengdang-dong, Seongdong-gu, Seoul?
Jangmi Dental Clinic (장미치과의원) ranks first. 1 dental specialist(s): orthodontics 1 · 1 CBCT unit(s) · opened 2003 · weekdays until 20:00 · Saturday until 15:00.
Which is the longest-running clinic in Haengdang-dong, Seongdong-gu, Seoul?
Yu Dental Clinic (유치과의원), opened in 1989 according to HIRA records.
Which clinic stays open latest on weekdays?
Seutail Dental Clinic (스타일치과의원) is open until 21:00 on some weekdays.
Are there clinics open on Sunday in Haengdang-dong, Seongdong-gu, Seoul?
1 clinic(s) list Sunday hours, including Mipeullaen Dental Clinic (미플랜치과의원).
How many candidate clinics have a CBCT scanner?
17 of 26 candidate clinics have a CBCT unit registered with HIRA.
Which clinic has the most visitor reviews?
Jangmi Dental Clinic (장미치과의원), with 486 Naver visitor reviews at the time of collection.