Thailand Clinic Register Structural Verification Index — aesthetic medicine & plastic surgery
By procedure: Rhinoplasty Breast surgery Liposuction & body contouring Hair transplant Injectables Medical weight loss

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
68.8/100
coverage 85% (threshold 75%)

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

AxisFinding (rubric anchor)ValueSource classWeightChecked
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 contactverified 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 physicianverified yes [site]
Names a responsible physicianverified 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.

PhysicianRoleRegister ID
Asst. Prof. Dr. Preecha Tiewtranon, MD [site] [tmc]Founder, plastic surgeonnot 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

Websitehttps://pai.co.th/
Phone+66 2 715 0111
Address898/1 Sukhumvit 55, Khlong Tan Nuea, Watthana, Bangkok 10110, Thailand
CityBangkok

For identification only; details change — verify with the clinic directly.

Sources

IDSourceClassWhat it supportsAccessed
sitehttps://pai.co.th/about/clinic's own sitephysician, role, address, phone, menu, positioning language2026-08-29
tmchttps://checkmd.tmc.or.th/v2official registerspecialist 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
dirhttps://thaiclinics.com/en/cosmetic-surgery/bangkok/wattana/pai-pre…secondarylisting (identifiability)2026-08-29

Change history

DateChange
2026-08-29Initial 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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