Preecha Aesthetic Institute (PAI)
Under our open methodology this clinic scores 68.8/100 on structural verification: physician certification, licences, facility and legal-entity traceability, identifier disclosure and advertising honesty.
Rank #7 of 20 ranked clinics · last checked 29 August 2026
- Specialist-led
Summary
Plastic and reconstructive surgery clinic on Sukhumvit 55, founded in 1980 and operating under its current name since 2002. The founder is named with role and is found in the Thai Medical Council register with a current plastic-surgery specialist certification. No legal-entity registration number is published on the site.
Axis by axis
rubric value 1–5 · ? could not verify (no points, not a negative finding) · — not applicable: this country has no register of that class · OFF official register · SEC secondary source
| Axis | Finding (rubric anchor) | Value | Source class | Weight | Checked |
|---|---|---|---|---|---|
| M1 | Specialist certification of the responsible physician Found by name or number; specialty matches what is advertised; status current. TMC checkmd: PREECHA TIEWTRANON, M.D. — สาขา ศัลยศาสตร์ตกแต่ง ( Plastic Surgery ); licensed since 1966, status current. [tmc] |
OFF | 26 | 2026-08-29 | |
| M2 | Identifiability of the responsible physician Physician(s) named with role and tied to this address. Named as founder with role, address and phone tied to the Sukhumvit 55 clinic. [site] |
SEC | 16 | 2026-08-29 | |
| M3 | Basic medical licence Matched by name. Matched by name in TMC checkmd; no licence number published by the clinic. [tmc] |
OFF | 8 | 2026-08-29 | |
| M4 | Facility registration Could not verify — no points, counts against coverage, not a negative finding. |
? | ? | 10 | 2026-08-29 |
| M5 | Legal-entity traceability Brand only. Brand name only; no juristic-person name or registration number published. [site] |
SEC | 8 | 2026-08-29 | |
| M6 | Self-disclosure of identifiers Logos without numbers. Named professional-society roles (Chairman, ThPRS; Chulalongkorn Hospital unit head) but no licence, facility or company numbers. [site] |
SEC | 10 | 2026-08-29 | |
| M7 | Advertising honesty Systematic superlatives without guarantees. Systematic soft superlatives on the clinic's own pages ('world-renowned', 'exceptional results', 'highest standards', 'leading aesthetic plastic surgeries'); no guarantee, '100%', or bare 'No.1/best' claim found. [site] |
SEC | 12 | 2026-08-29 | |
| M8 | Cross-locale consistency Could not verify — no points, counts against coverage, not a negative finding. Site publishes only an English front (hreflang=en / x-default); no Thai-language front found to compare. |
? | ? | 5 | 2026-08-29 |
| M9 | Patient documents None. No informed-consent, risk/contraindication, aftercare, revision-policy or complaint-route page found on the surveyed pages. [site] |
SEC | 5 | 2026-08-29 |
Score ceilings
No ceiling applies. We never apply one on 'not found' alone.
Holds
No hold on this profile.
Inclusion policy
Four mechanical conditions. The first three decide whether a clinic is listed at all; the fourth decides whether it can be scored.
| Identifiable: live public surface + working in-country contact | verified yes [site] |
|---|---|
| Provides the service itself (not an aggregator, booking site or tour packager) | verified yes [site] |
| In scope: the intervention is performed by a physician | verified yes [site] |
| Names a responsible physician | verified yes [site] |
Who is responsible
Named physicians and the legal entity, as published and as matched in the registers. A missing number is a statement about disclosure, not about licensing.
| Physician | Role | Register ID |
|---|---|---|
| Asst. Prof. Dr. Preecha Tiewtranon, MD [site] [tmc] | Founder, plastic surgeon | not published |
Legal entity: could not verify
Scope and procedure segments
Clinic focus: specialist (no focus adjustment) [site]
- Rhinoplasty: verified yes →
- Breast surgery: verified yes →
- Liposuction & body contouring: verified yes →
- Hair transplant: verified yes →
- Injectables: verified no
- Medical weight loss: verified no
- Sanctions / discipline register (Thai Medical Council — suspended / revoked licence status (surfaced in the checkmd lookup since 2026-03-03)): no entry found [tmc]
What we could not verify
- M4 · Facility registration
- M8 · Cross-locale consistency
These cells score nothing and count against coverage, but they are not negative findings. If you can point to a public source, send it.
Contact details
| Website | https://pai.co.th/ |
|---|---|
| Phone | +66 2 715 0111 |
| Address | 898/1 Sukhumvit 55, Khlong Tan Nuea, Watthana, Bangkok 10110, Thailand |
| City | Bangkok |
For identification only; details change — verify with the clinic directly.
Sources
| ID | Source | Class | What it supports | Accessed |
|---|---|---|---|---|
| site | https://pai.co.th/about/ | clinic's own site | physician, role, address, phone, menu, positioning language | 2026-08-29 |
| tmc | https://checkmd.tmc.or.th/v2 | official register | specialist certification, medical licence, disciplinary status — POST https://checkmd.tmc.or.th/v3/search nm_en=PREECHA lp_en=TIEWTRANON checkCode=2 (browser UA) | 2026-08-29 |
| dir | https://thaiclinics.com/en/cosmetic-surgery/bangkok/wattana/pai-pre… | secondary | listing (identifiability) | 2026-08-29 |
Change history
| Date | Change |
|---|---|
| 2026-08-29 | Initial collection. |
Correction or right of reply
Corrections are applied with a source link and logged publicly. A clinic statement without a source is published next to the data; the score does not change.
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