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Seongmo Dental Clinic · Seongbuk-gu, Seoul

Personally Handled by the Director Since 1998 — From Diagnosis to Aftercare

Overtreatment — If You’re Worried About It
Criteria Patients Can Check For Themselves

“Do I really need this treatment?” is the anxiety heard most often at the dental clinic. It can’t be judged by the number of cavities or the estimate amount. Here, the clinic itself discloses the signs and questions you can check for yourself during consultation, and how to properly get a second opinion.

✎ Written and reviewed by Director Taeyun Jang (Comprehensive Dentistry Specialist) ◷ Updated 2026.08 ⏱ Reading time approx. 9 min

01What Overtreatment Is — It’s Not About the Number

Overtreatment means recommending treatment broader or more expensive than what a patient’s condition actually needs. Contrary to common belief, “how many cavities were found” cannot determine whether it’s overtreatment. A thorough exam naturally finds more, including early-stage cavities, while a cursory look can find fewer.

What matters isn’t the count but three things: ① whether that treatment is needed right now, ② whether what can wait and what must be done immediately are explained separately, and ③ whether each one can be directly pointed out on imaging.

The Opposite of Overtreatment Isn’t “No Treatment”

If worrying about overtreatment leads you to delay needed care, a cavity that could have ended with resin becomes a root canal, and gum disease that could have been caught with gum treatment leads to extraction. The right amount of needed treatment, at the right time — that’s the standard.

02Signs Patients Can Check

Think Twice If You See These

  • A large treatment plan proposed on the first visit without a thorough diagnosis — The normal order is: exam → diagnosis explanation → plan → consent.
  • “Discount if you pay today” — Most non-emergency dental treatment can wait a few days of thought. If time pressure is attached to payment rather than medicine, that’s a warning sign.
  • Only one treatment option offered — Most dental issues have multiple solutions. If you haven’t heard the pros, cons, cost, and prognosis side by side, your options were limited.
  • Non-covered fees aren’t disclosed, or change with each consultation
  • The explanation of treatment necessity is led by consultation staff rather than the dentist — Explaining diagnosis and necessity is the responsibility of the dentist who bears medical liability.

Signs of a Trustworthy Clinic

  • Explains while pointing directly to the problem area on imaging (X-ray, CT, oral photos) together with you
  • Clearly separates “treat now” from “watch for now”
  • Non-covered fees disclosed in advance, total cost explained before treatment
  • Explains specifically what happens if untreated, including the timeline

03Seongmo Dental’s Structural Safeguards

Overtreatment is, before it’s a matter of individual conscience, a matter of clinic structure. Here are the structural safeguards Seongmo Dental has built in.

  • The Director, Start to Finish — Since opening in 1998, Director Taeyun Jang has personally handled diagnosis, explanation, treatment, and aftercare. There’s no structure where a changing provider reverses a diagnosis or adds treatment.
  • Multiple Treatment Plans Presented — We explain both the preservation plan and the restoration/implant plan side by side, with cost, duration, and prognosis, and the patient makes the choice.
  • Diagnostic Evidence Shown with Objective Equipment — We explain while viewing low-dose 3D CT and Q-ray fluorescence analysis images together with you. You can see “this is the problem” with your own eyes.
  • Non-Covered Fees Fully Disclosed (Fixed Pricing) — Itemized fees are published on our website and in-clinic, and the amount doesn’t change during consultation.
  • Preservation-First Principle — “Skipping implants you don’t need comes before placing implants well.” We first review the possibility of retreatment or apicoectomy before extraction.
  • Accountability for Results — A 5-year free warranty on cavity resin, a 5-year warranty on implants, and permanent digital data storage. These are promises that can only be kept by not doing unnecessary treatment.

045 Questions You Can Use at Any Dental Clinic

Feel free to save these and ask them directly during consultation. None of these are rude questions, and the better clinics welcome them.

1

“Can you point out the problem area on my X-ray for me?”

The most basic question for confirming diagnostic evidence with imaging.

2

“What happens, and by when, if I don’t do this now?”

If they can explain specific symptoms and timing, it means the diagnostic criteria are clear.

3

“Are there other options? What are the pros and cons of each?”

Checks whether the clinic limits your options.

4

“Can you separate what I must do now from what can wait?”

A clinic that distinguishes priorities is one you can trust.

5

“Can I get a written, itemized estimate to take with me?”

A written estimate is the starting point for comparison and review. You don’t have to decide today.

05How to Properly Get a Second Opinion

If you’ve received a large treatment plan and aren’t sure, a second opinion is a patient’s natural right. Here’s the proper way to get one.

1

Gather Your Records

Request copies of your imaging (panoramic, CT) and treatment plan/estimate from your current clinic. Obtaining copies of your own medical records is a patient’s right, and you don’t need to explain why.

2

Ask With a Blank Slate

Instead of mentioning your existing estimate first, ask “what treatment would this condition need?” — then, after hearing the answer, show your existing plan and ask why they differ.

3

Compare Diagnosis, Not Just Price

Compare whether the diagnosis is the same, and why the scope and timing criteria differ. The cheaper option isn’t automatically right, and neither is the one that dismisses the other clinic. The one that explains the reason for the difference is generally more trustworthy.

Seongmo Dental offers second-opinion consultations on other clinics’ plans, as well as consultations for taking over treatment interrupted at another hospital. In these cases too, our principle is to explain the premise behind the diagnostic difference rather than flatly judging the other clinic.

06If You’re Still Not Convinced — Official Channels

  • Health Insurance Review & Assessment Service — “Treatment Fee Verification Request” — A post-review of whether the co-payment for covered treatment was appropriate (possible even after treatment is complete)
  • Korea Medical Dispute Mediation and Arbitration Agency — Mediation for harm/disputes from medical treatment
  • Korea Consumer Agency (1372) — Consumer disputes over non-covered fees, refunds, etc.
  • Ministry of Health and Welfare (129) / Local Public Health Center — Suspected violations of medical law

Whichever route you take, having your receipt, detailed treatment fee statement, treatment plan, and imaging copies ready in advance makes the process smoother. A detailed statement can be issued at any clinic just by saying “please issue it for insurance claim purposes.”

07Frequently Asked Questions

I was told I have 8 cavities — is that overtreatment?
The number alone can’t determine that. A thorough exam naturally finds more, including early-stage cavities. What matters is whether all 8 need treatment now, whether what can wait is separated from what’s urgent, and whether each can be shown on imaging. If the explanation isn’t clear, get copies of your imaging and seek a second opinion.
Different clinics gave me different diagnoses — who’s right?
Both are often medically valid. The difference usually comes from the scope of the exam, the criteria for treatment timing, and the time horizon of the plan. Rather than asking who’s right, check whether the difference is explained. Neither the lower estimate nor the one that flatly dismisses the other clinic is automatically correct.
It doesn’t hurt at all — isn’t recommending treatment overtreatment?
Pain and the degree of damage are different things. Early-stage cavities and gum disease often cause no pain until they’ve progressed quite far. However, the more a treatment is recommended for asymptomatic issues, the more important it is that it’s explained with objective evidence (imaging, exam findings). Seongmo Dental confirms the evidence with you by viewing Q-ray fluorescence analysis and CT images together.
A consultation coordinator explained my treatment — is that okay?
Staff can explain cost and scheduling, but the core explanation of treatment necessity and diagnosis should, in principle, come directly from the dentist who bears medical responsibility. Since opening in 1998, the director at Seongmo Dental has personally handled everything from diagnosis to explanation.
Isn’t it rude to ask my current clinic for my records?
Not at all. Obtaining copies of your medical records and imaging is a patient’s right, and you’re not obligated to explain why. It’s a common request for second opinions and insurance claims, so it’s routine from the clinic’s side as well.
I’ve already had the treatment — is it still worth checking now?
Yes. A detailed treatment fee statement lets you verify the actual items and quantities performed, and whether the co-payment for covered treatment was appropriate can be reviewed even after the fact through the Health Insurance Review & Assessment Service’s fee verification request. It’s also worth confirming the care and warranty terms for the treatment you received.

Feel free to bring another clinic’s estimate

We provide a second opinion while reviewing the imaging and plan together, and explaining the reason for any diagnostic differences is our principle.
30 sec from Exit 2, Sungshin Women’s Univ. Station · Tuesday evening hours · Saturday, open through lunch

Clinic HoursMon/Wed/Fri 09:30-18:30
Tue 09:30-20:00 (evening hours)
Sat 09:30-14:30 (no lunch break)
Lunch 13:00-14:30 · Closed Thu/Sun/holidays
Directions2, Dongsomun-ro 20ga-gil, Seongbuk-gu, Seoul, 3rd floor
30 sec on foot from Exit 2, Sungshin Women’s Univ. Station
2 hours free parking with Yuta Mall registration
ContactCall 02-922-3966
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SM
Director Taeyun Jang — Seongmo Dental Clinic

Certified Comprehensive Dentistry Specialist by the Ministry of Health and Welfare. Graduated from Dankook University College of Dentistry, completed graduate coursework at Seoul National University School of Dentistry, and completed a University of Pennsylvania endodontics program. Practicing at Seongmo Dental Clinic, opened in 1998, under the principle of “less pain, more preservation.” This guide is based on questions actually asked in the exam room and is updated regularly.

This content is provided for general informational purposes about dental treatment and does not guarantee the effect or outcome of any specific treatment. Treatment methods, duration, cost, and the possibility of side effects vary by individual oral condition, so please confirm an accurate diagnosis and treatment plan through an in-person consultation. For detailed fees on non-covered treatment, see the Non-Covered Fee Guide.