SmileJet

Patients

Reviews of Denta-Joy Thonglor.

Bangkok, Thailand. 98 aggregated from Google. Screened for duplication and printed as written. They are not visit-verified.

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SmileJet AI analysis

What these reviews add up to.

7.6 out of 10

Overall score

50 reviews read

3 public sources checked

Confidence in the reading: Medium

Last written 20 May 2026

Denta-Joy Thonglor is one of Bangkok's most credentialed dental clinics: 40+ years established, ISO 9001 certified, ABO Diplomate orthodontist, and Thailand's Invisalign leader with 9,000+ cases. Located in the premium Thonglor expat corridor with confirmed English service and multiple international patients. One documented rude doctor and time management complaints are isolated concerns against an otherwise strong track record.

Authenticity

6/10

4.82/98 Google; light manipulation (-1 auth). SmileJet 4.72/50 includes genuine negatives — a positive authenticity signal for this 40-year ISO-certified clinic.

Treatment quality

8/10

ISO 9001:2015, ABO Diplomate orthodontist, Thailand's Invisalign leader (9,000+ cases). First lingual braces in Thailand (1983), first Brava by BRIUS (2019). Specialist team.

Cleanliness

8/10

Newly renovated per reviewer. Consistently described as clean, bright, and modern. Convenient parking in Fifty Fifth Plaza. No hygiene concerns raised.

Team

7/10

Dr. Narandr Chevangkul (ABO Diplomate) leads ortho. Dr. Nawarat, Dr. Kamolchanok praised. One documented rude/rushed doctor (Dr. Nunhathai) from a long-term patient.

Price value

7/10

Transparent and affordable pricing noted by multiple reviewers including international patients. Reasonable for premium Thonglor location and specialist credentials.

Tourist suitability

9/10

Thonglor prime expat zone; 5 min from BTS Thonglor Exit 3. All staff speak English confirmed. Multiple international patients. Thailand's Invisalign leader. 8 branches for follow-up.

What comes up well

  • Thailand's Invisalign leader: 9,000+ cases and Lifetime Achievement Award
  • ISO 9001:2015 certified; ABO Diplomate orthodontist Dr. Narandr Chevangkul
  • 40+ year history; 8 branches across Thailand and Cambodia
  • Confirmed English service; multiple international patients including Australians and Europeans

Points to weigh

  • Light manipulation: 4.82/98 Google reviews
  • Dr. Nunhathai documented as rude and dismissive to a 10-year patient
  • Appointment time management issues: doctor late, patients not informed proactively

This analysis is written by AI from the reviews below and the public sources it could find. It is a reading of what patients reported, not a clinical endorsement and not medical advice. How clinics are listed and screened is set out in our trust and safety policy.

The evidence

What patients actually wrote.

4.8

out of 5, from 98 reviews

5 93
4 0
3 1
2 0
1 4
Kate Khunvirojpanich via Google 1.0 out of 5
I’ve been coming to this clinic for over ten years, and today was unexpectedly my worst experience. …
Reply from the clinic

Dear Miss Chanika, Thank you for your feedback and for being a valued patient of ours for over ten … More

Chatcha H via Google 5.0 out of 5
The place is clean and beautiful. The doctor is lovely, and the staff are very helpful.
Reply from the clinic

All the dentists and staff at Denta Joy would like to thank you for your support. We're always ready to take care of Chatcha H. 😊

Poramet via Google 5.0 out of 5
The doctor here is very good. When it's finished, it comes out very beautiful and the work is good. I really like this place. I recommend it to anyone who wants to have braces or have their teeth filled.
Reply from the clinic

All the dentists and staff at DentaJoy would like to express our gratitude for your kind support, and we are always ready to take care of you, Poramet. 😊

Natthasit Sooksawasdi via Google 5.0 out of 5
I think that it didn’t hurt that much and it’s actually pretty good cause I need to take 3 of my tooth out and it was so fast and easy!
Reply from the clinic

Thank you for your appreciation and rate our service at the best. We commit to serve and support you well as always. Wish to see and serve you the best again soon. 😊 …

Daniel Cappello via Google 5.0 out of 5
Amazing dentist! Easy to book, very professional service. I have gone here for 2 cleans and they always take fantastic care of me. …
孙丹 via Google 5.0 out of 5
I've been getting my teeth done here for three years now, and I feel the results are great. My teeth have been straightened, and I highly recommend it.
Reply from the clinic

Thank you for your review and support of Denta-joy! It's an honor to receive your praise, and we will continuously improve our service quality! We look forward to providing you with even better service next time! 😁 … More

Phaopiya Rojmaekee via Google 5.0 out of 5
All good Nice and Super clean Staff are so friendly and professional
Prapatsara Anantapokai via Google 5.0 out of 5
The clinic is clean, the doctor is skilled, and the service is good.
Reply from the clinic

All the dentists and staff at DentaJoy would like to express our gratitude for your kind support. We are always ready to take care of you, Prapatsara Anantapokai. 😊

Natt via Google 5.0 out of 5
Excellent service and very helpful information. The doctor was gentle and it didn't hurt at all.
Reply from the clinic

All the dentists and staff at DentaJoy would like to express our gratitude for your kind encouragement. We are always ready to take care of you, Natt. 😊

Pariie Witoonchart via Google 5.0 out of 5
Dr. Narun is the ultimate expert in Invisilise. You definitely won't be disappointed!
Reply from the clinic

All the dentists and staff at DentaJoy would like to express our gratitude for your kind encouragement. We are always ready to take care of you, Pariie Witoonchart. 😊

Siravitch Chaiyasart via Google 5.0 out of 5
The service was excellent. Even though there were many people, the wait time wasn't long. The doctor was kind and gave good advice.
Reply from the clinic

All the dentists and staff at DentaJoy would like to express our gratitude for your kind encouragement. We are always ready to take care of you, Siravitch Chaiyasart. 😊

Svetlana via Google 5.0 out of 5
The doctor was incredibly attentive and friendly, explaining everything in detail to both me and my child. The entire staff was wonderful too. We felt very welcome — it was such a warm reception!❤️
SUCHADA CHAISANGKA via Google 5.0 out of 5
I'm getting my braces done here. The clinic is clean, the service is good, and the doctor gives excellent advice. I use Addis mouthwash regularly; I've tried many brands but I like this one the best. It leaves my mouth feeling fresh, doesn't sting, and I don't have bad breath after waking up.
Reply from the clinic

All the dentists and staff at DentaJoy would like to express our gratitude for your kind support. We are always ready to take care of you, Suchada Chaisangka. 😊

Win boonyarith via Google 5.0 out of 5
I had my teeth taken care of by Dr. Nueng Apirat. The doctor provided excellent care, explaining every step and being very patient.
Reply from the clinic

All the dentists and staff at DentaJoy would like to express our gratitude for your kind support, and we are always ready to take care of you, Win Boonyarith. 😊

A.E. Med Connect Co.,Ltd. via Google 5.0 out of 5
The doctor is kind, the place is clean, and the service is fast.
Reply from the clinic

All the dentists and staff at DentaJoy would like to express our gratitude for your kind support. We are always ready to take care of you, A.E. Med Connect Co.,Ltd. 😊

27 Tera-anda Rintrasri via Google 5.0 out of 5
Excellent. The orthodontic services and the clinic's facilities are great.
Reply from the clinic

All the dentists and staff at DentaJoy would like to express our gratitude for your kind support. We are always ready to take care of you, 27 Tera-anda Rintrasri. 😊

Sam via Google 5.0 out of 5
Very efficient and the doctors and nurses take good care of my kids. Also taught them to clean and floss their teeth! Great experience
NETDAO บ้านตัว B via Google 5.0 out of 5
The place is clean, the service is good, and they offer great value for money with their promotions.
Reply from the clinic

All the dentists and staff at Dentajoy would like to express our sincere gratitude for your kind support. We are always ready to take care of you, Benz, Bell, Boss, and Bestty. 😊

Mint Maneepittinan via Google 5.0 out of 5
The place is clean, the prices are reasonable, and the service is excellent.
Reply from the clinic

All the dentists and staff at DentaJoy would like to express our gratitude for your kind support. We are always ready to take care of you, Mint Maneepittinan. 😊

Val's sleepy via Google 5.0 out of 5
The doctors were excellent, especially Dr. Apirat. The filling turned out beautifully.
Reply from the clinic

All the dentists and staff at DentaJoy would like to thank you for your kind words and support. We are always ready to take care of you, Val's sleepy. 😊

Haruthai Lim via Google 5.0 out of 5
The dentist is lovely, kind, and very thorough in her dental work. The manager is also lovely. 👍❤️ …
Reply from the clinic

All the dentists and staff at DentaJoy would like to express our gratitude for your kind support, and we are always ready to take care of you, Haruthai Lim. 😊

smita sorasuchart via Google 5.0 out of 5
Very good. Modern facilities. My whole family are patients here.
Reply from the clinic

All the dentists and staff at DentaJoy would like to express our gratitude for your kind support. We are always ready to take care of you, Smita Sorasuchart. 😊

Rekha Sirinarang via Google 5.0 out of 5
Amazing service . Very good doctors. We have been regular here.
Reply from the clinic

The dentists and all staff at Denta Joy would like to thank you for your 5-star rating. We are always ready to take care of Rekha Sirinarang. 😊

Anonymous Ramen via Google 5.0 out of 5
The explanation was very good. The clinic was clean and the service was excellent.
Reply from the clinic

All the dentists and staff at DentaJoy would like to express our gratitude for your kind support, and we are always ready to take care of you, Anonymous Ramen. 😊

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