Recommended 5 Seongnam (성남) Orthodontic Dental Clinics, Based on 5,786 Kakao Reviews

Key findings: the orthodontic dental clinics Seongnam patients visited most

After a full review of Kakao Map data for five orthodontic dental clinics in Seongnam, Yonsei With Dental Clinic (연세위드치과의원) had the largest volume of visitor feedback with 1,963 reviews. By rating, Seoul Leaders Dental Clinic Migeum (서울리더스치과의원 미금) and Yonsei Modu Orthodontic Dental Clinic (연세모두치과교정과치과의원) tied for the top Kakao score at 4.8. The orthodontics-focused Yonsei Modu Orthodontic Dental Clinic (연세모두치과교정과치과의원) also combined 1,345 reviews with a Google rating of 5, making it a strong candidate for patients seeking orthodontic consultations. Near Migeum Station, Seoul Leaders Dental Clinic Migeum (서울리더스치과의원 미금) with 1,192 reviews and Seoul KU Orthodontic Dental Clinic (서울케이유(KU)치과교정과치과의원) stand out for accessibility and orthodontic focus.

If you are a foreign resident or medical tourist, the most important thing to check before visiting a clinic in Seongnam is language support, whether you can book in advance, and what documents to bring. English-speaking service varies by clinic, so confirm it by phone or on the clinic’s booking page before you go.

How we analyzed the data: only publicly available records

This comparison was completed in three steps. We did not conduct any of the following: on-site visits, surveys, expert consultations, or price research.

• We collected Naver Place visitor reviews, plus Kakao Map and Google Map ratings and review counts. Across the five clinics, the average Kakao rating is 4.6, and the total number of Kakao reviews is 5,786.
• We checked the number of specialists, treatment categories, and equipment listings in publicly available Health Insurance Review & Assessment Service (HIRA) records.
• We compared the data clinic by clinic.

Seoul Asan Central Dental Clinic Seongnam - 1,286 Kakao reviews, Google rating 5

Why it stands out: With 1,286 Kakao reviews, this clinic has the third-largest review volume in the comparison and a Google rating of 5. Reviews repeatedly mention satisfaction with gum treatment and extractions.

"I booked as an adult first visit, waited a little, and went straight in. It was my first wisdom tooth extraction, but there was no pain and they removed it so well!! Swelling and pain were completely gone the next day, so I was honestly amazed" — 예진4145, 2026년 7월 28일

"My gums show too much when I smile, which had been stressing me out, so I came here after hearing Seoul Asan Central Dental Clinic offers treatment for that. The director explained everything in detail, and I was scared, but the staff were kind and made me feel comfortable, so I was really grateful. After treatment, less gum shows and I’m very satisfied! Thank you~" — ajr****, 2026년 7월 27일

Location: 809m from Exit 4 of Namhansanseong Station

Hours: Mon & Thu 09:30~20:30, Tue/Wed/Fri 09:30~18:30, Sat 09:30~14:00

What to check before visiting: Parking is available, but the number of parking spaces is not provided, so we recommend confirming by phone. You should also call to check booking procedures and lunch break times.

Practical tip: Because the clinic runs until 20:30 on Mondays and Thursdays, it can work well for after-work visits. If you want the kind of detailed consultation mentioned repeatedly in reviews, ask for enough consultation time when booking your first visit. Reviews also mention children’s orthodontic care, so families should call ahead to confirm whether pediatric treatment is available.

Orthodontic note: Reviews suggest treatment for gummy smile improvement and children’s orthodontics. In addition to orthodontics, the clinic appears to offer broader dental care such as wisdom tooth extraction, gum care, and cavity prevention.

Seoul Leaders Dental Clinic Migeum - Kakao rating 4.8, 6m from Migeum Station Exit 1

Why it stands out: This clinic earned the highest Kakao rating among the five at 4.8, and in 1,192 reviews, the most common themes were "no unnecessary treatment" and "careful treatment." It is only 6 meters from Migeum Station Exit 1, making it exceptionally easy to reach.

"They’re kind, and I like that there’s no unnecessary treatment~ Also, it’s clean, which is great." — 동글동글2338, 2026년 7월 29일

"I found this clinic while looking for a clear aligner orthodontic dental clinic. The orthodontic doctor treated me kindly and without pain, and I was really happy with how carefully they managed my orthodontic care!" — 무도80, 2026년 7월 29일

Location: 6m from Exit 1 of Suin-Bundang Sinbundang Migeum Station

Hours: Tue/Wed 09:30~21:00, Mon/Thu/Fri 09:30~19:00, Sat 09:30~14:00

What to check before visiting: Contact the clinic to confirm which payment methods are accepted, as only simple cashless payment support is listed and the exact options are not specified. Parking availability is listed in the data, but the number of spaces is not known. Its Google rating is 4, which differs from the Kakao rating of 4.8, so it helps to review both platforms.

Practical tip: Tuesday and Wednesday evening hours run until 21:00, which is convenient after work. Since there are many clear aligner reviews, ask about that experience during consultation if you are considering aligners. Because the clinic also offers implants and orthodontics, it may work well for families with different treatment needs.

Orthodontic note: A dedicated orthodontic doctor is listed, and there are multiple specific reviews about clear aligners. Regular checkups and scaling are also offered, which can help with oral hygiene during orthodontic treatment.

Yonsei With Dental Clinic - 1,963 Kakao reviews, 28m from Seohyeon Station Exit 5

Why it stands out: With 1,963 Kakao reviews, this clinic has the largest amount of visitor feedback in the comparison. It is only 28 meters from Seohyeon Station Exit 5, so public transit access is excellent, and valet parking is available. Sunday visits are also possible.

"The doctors here are really kind. The system is good too, and it’s the best in Seongnam." — dos****, 2026년 7월 28일

"This is a dental clinic I use regularly. I can book easily for the time I want, and the explanations are kind and detailed, so I trust them." — euns****, 2026년 7월 28일

Location: 4th and 5th floors, 19 Seohyeon-ro 210beon-gil, Bundang-gu, Seongnam-si, Gyeonggi-do

Hours: Tue/Wed 10:00~20:30, Mon/Thu/Fri 10:00~19:00, Sat/Sun 10:00~14:00

What to check before visiting: Valet parking is offered, but you should call to confirm the hours and any fee. Because the clinic spans the 4th and 5th floors, it is worth checking elevator access in advance. Reviews are plentiful for resin treatment and regular checkups, but orthodontic-specific reviews are relatively fewer, so it is advisable to confirm details before booking for orthodontic treatment.

Practical tip: Since the clinic operates on both Saturday and Sunday until 14:00, it is one of the few options with weekend availability. The 1,963 reviews often mention booking convenience, so check whether an online booking system is available. The clinic appears to serve many regular checkup patients, which may make it a good long-term oral care partner.

Orthodontic note: The review profile is more focused on resin treatment, scaling, and regular checkups than on orthodontics. The clinic also runs a YouTube channel, so you can preview the treatment atmosphere and staff introductions in video form.

Yonsei Modu Orthodontic Dental Clinic - Kakao rating 4.8, Google rating 5, orthodontics-focused

Why it stands out: This clinic maintains top-tier ratings on both platforms, with a Kakao score of 4.8 and a Google rating of 5. Among its 1,345 reviews, children’s orthodontics and growth orthodontics are especially prominent, and the clinic name itself shows that it is focused on orthodontics.

"My child is getting orthodontic treatment here, and the director and staff are so kind that my child actually enjoys coming in for treatment~ We started with growth orthodontics, and the treatment is going well, so I feel relieved~~" — kyu****, 2026년 7월 22일

"My regular clinic said I might need orthodontics, so I looked into several orthodontic clinics and came here. It’s the best. All the staff are kind and treat you well." — 즐거운청룡, 2026년 7월 24일

Location: Room 703, Jungang Tower, 300 Wiryegwangjang-ro, Sujeong-gu, Seongnam-si, Gyeonggi-do

Hours: Mon/Tue/Fri 10:00~19:00, Wed 14:00~20:30, Sat 09:00~14:00

What to check before visiting: The data does not include station or exit access information for this location, so public transit routes should be confirmed by phone. Since this is an orthodontics-focused clinic, confirm in advance whether it can handle general cavity treatment or other restorative care if needed. Thursday hours were not provided, so call first if you want to visit on Thursday.

Practical tip: Wednesday hours begin at 14:00, so morning visits are not possible that day. Saturday starts at 9:00, which is useful for early appointments. Because many reviews mention growth orthodontics, this is a strong option for parents seeking orthodontic consultations for children. Several first-visit reviews mention making a decision after a detailed consultation, so ask for enough consultation time.

Orthodontic note: As a specialist orthodontic clinic, it actively handles both growth orthodontics and standard orthodontics. It also operates an Instagram account (@modu_dr.choi), which may help you preview before-and-after cases. Repeated comments that children enjoyed their visits suggest a treatment environment that may reduce stress for pediatric and teen patients.

Seoul KU Orthodontic Dental Clinic - orthodontics specialist, 43m from Migeum Station

Why it stands out: This orthodontics specialist clinic is only 43 meters from Migeum Station Exit 1, so it is easy to access. While there is only one Google review, recent Kakao reviews from July 2026 mention children’s orthodontics and detailed consultations in a positive way.

"I’m receiving treatment from Director Lee Dong-ryeol. He is always kind and treats the children so well that I feel warm every time I visit. It’s been about 7 months since we started, and I’m satisfied because the teeth are becoming more aligned and the facial profile is looking prettier and prettier." — Violet0301, 2026년 7월 29일

"I made an appointment at Seoul KU Orthodontic Dental Clinic and went in right away after the waiting time. I visited for my child’s orthodontic consultation after looking into it carefully, and they explain everything kindly and in detail" — 피리야, 2026년 7월 29일

Location: 43m from Exit 1 of Suin-Bundang Sinbundang Migeum Station

Hours: Mon/Wed 10:30~18:00, Tue/Fri 14:00~20:00, Sat 10:00~14:00

What to check before visiting: Naver reviews are 0, and the provided data shows 0 Kakao reviews, so review-based judgment is limited. With only one Google review, it is difficult to understand the full range of visitor experiences, so we recommend checking the clinic environment directly during your first consultation. Parking availability is listed in the data, but the number of spaces should be confirmed by phone. Thursday hours were not provided, so ask first if you want to visit on Thursday.

Practical tip: Tuesday and Friday have evening hours until 20:00. Since Seoul Leaders Dental Clinic Migeum (6m) and Seoul KU Orthodontic Dental Clinic (43m) are both near Migeum Station, it may be useful to book consultations at both places and compare them. The clinic also operates a blog (orthocase_young) and Instagram (@seoulkuortho), which can help you review treatment cases in advance.

Orthodontic note: As a specialist orthodontic clinic, it has review comments describing satisfaction with changes in tooth alignment and facial profile after about 7 months. Many visits appear to be for children’s orthodontic consultations.

Quick comparison

Orthodontic clinic selection checklist

• Whether a board-certified orthodontist or dedicated orthodontic doctor is available — Orthodontics is a specialized field different from general dentistry. Check whether the clinic is orthodontics-focused and whether dedicated staff are assigned to your case.
• Variety of orthodontic appliance options — Ask whether the clinic offers metal braces, ceramic braces, clear aligners (such as Invisalign), and lingual braces, and which option fits your case.
• Diagnostic equipment before treatment — The availability of 3D intraoral scanners, cephalometric X-rays, and panoramic X-rays affects the accuracy of treatment planning.
• Real patient reviews about orthodontic satisfaction — Do not look only at total review count; check whether there are enough reviews specifically about orthodontic treatment, treatment duration, pain, and results.
• Before-and-after photo disclosure — If real cases are shown on the website or social media, you can evaluate the medical team’s work visually.
• Hours and accessibility — Orthodontic treatment usually requires regular visits for 1 to 2 years or longer, so distance from home or work, and the availability of evening or weekend hours, matter a lot.
• Transparent cost consultation — Make sure the estimate clearly separates total cost items such as appliance fees, extraction fees, and retainer fees.
• Children’s and teen orthodontic experience — If treatment is for a child, check whether the clinic has experience with growth orthodontics and pediatric communication.
• Aftercare and retainer plan — Confirm in advance how retainer wear and follow-up visits will be scheduled after treatment ends.
• Emergency response system — Ask whether there is a contact number and fast-response process for bracket damage or pain.

Warning signs to watch for

• Promoting only unusually low orthodontic prices — Be careful if the clinic advertises prices far below market levels but does not clearly explain additional charges during the first consultation. Orthodontics is a long-term treatment, so the full cost structure should be transparent.
• Claiming an unrealistically short treatment period — Adult orthodontics usually takes at least 1 year and 6 months, and often longer than 2 years. If a clinic promises completion in something like 3 months, question the quality of the treatment plan.
• Overly patterned review language — If many reviews use nearly identical sentence structures, repeat the same keywords, or only say general things like "kind" without discussing treatment itself, it is worth questioning authenticity.
• Not disclosing orthodontic credentials or experience clearly — If the clinic does not clearly share orthodontic qualifications, training background, annual case volume, or ongoing education, it is harder to predict treatment results.

Frequently asked questions

How much does orthodontic treatment cost in Seongnam?

Orthodontic pricing varies widely depending on the appliance type (metal, ceramic, clear aligner, lingual), whether extraction is needed, and the difficulty of the case. We did not collect price data for this analysis, so we recommend confirming exact fees during each clinic’s initial consultation.

Can adults get orthodontic treatment?

Yes. All five clinics in this analysis have reviews from adult orthodontic patients. However, the treatment period and method can differ by age, and gum health may need to be addressed first, so a full oral exam is necessary before starting treatment.

When is the right time for children to start orthodontic treatment?

Based on the reviews of the clinics analyzed here, growth orthodontic treatment often begins around ages 7 to 8. Reviews for Yonsei Modu Orthodontic Dental Clinic include many cases that started with growth orthodontics. The exact timing depends on the child’s growth pattern and type of malocclusion, so consultation with an orthodontic specialist is needed.

Which is better: clear aligners or regular braces?

According to the data, Seoul Leaders Dental Clinic Migeum has specific positive reviews about clear aligners. The best choice depends on treatment difficulty, aesthetic preference, cost, and how well you can follow wearing rules. Some complex cases may not respond well to clear aligners alone, so a professional diagnosis is essential.

If I move to another area while already in treatment, what should I do?

Ask your current clinic for your treatment records and diagnostic materials. If you are moving within Seongnam, you can bring those materials to one of the orthodontics-focused clinics identified here, such as Yonsei Modu Orthodontic Dental Clinic or Seoul KU Orthodontic Dental Clinic, for a consultation. Because treatment philosophies and appliance compatibility can vary by clinic, confirm in advance whether they accept mid-treatment transfers.

What should I prepare before an orthodontic consultation?

If you have a panoramic X-ray or oral photos taken within the last six months, bringing them can be helpful. It also helps to write down your main concerns in detail, such as protruding teeth or discomfort while chewing, so you can use the consultation time efficiently. Since the reviews repeatedly mention "no waiting" or "detailed consultation," we recommend booking in advance to secure enough time.

Do I need to prepare anything if I’m visiting as a foreigner?

Bring your passport or other identification, any insurance or payment card you plan to use, and a short written note of your symptoms if that helps. Because English-speaking support varies by clinic, confirm language assistance, booking method, and any necessary documents by phone or through the clinic’s booking page before you visit.

Closing thoughts

After analyzing 5,786 Kakao Map reviews across five orthodontic dental clinics in Seongnam, Yonsei Modu Orthodontic Dental Clinic stood out as the orthodontics-focused clinic with the strongest number of positive orthodontic comments, while Yonsei With Dental Clinic was notable as a general dental clinic for both accessibility and review volume. Near Migeum Station, Seoul Leaders Dental Clinic Migeum drew attention for its high rating. Because orthodontic treatment is long-term and can strongly affect quality of life, we recommend using this data as a starting point, then comparing at least two or three clinics in person to evaluate communication style, diagnostic equipment, and how clearly the treatment plan is explained.

This content is based on publicly available data collected as of 2026-07-30, including Kakao Map, Google Map, Naver Place reviews, and HIRA information. It does not guarantee the quality of any individual clinic, and treatment decisions should always be made after direct consultation with a specialist. Reviews reflect personal experiences, so results may vary from patient to patient.

Last updated: 2026-07-30