By LIV Clinic · Medically reviewed by Dr. Narathai Vichienkalayarut, M.D. · Published September 21, 2026

The most important question in aesthetics is also the least asked: who, exactly, is holding the needle?

Are there certified doctors at beauty clinics on Koh Samui? Yes — licensed medical aesthetic clinics on Koh Samui have qualified, registered doctors, though not every venue calling itself a beauty clinic does; you should always confirm who will perform your treatment and their qualifications before booking.

The short answer

Yes, at licensed clinics

Koh Samui has licensed medical aesthetic clinics with qualified, registered doctors — LIV Clinic is doctor-led by Dr. Narathai Vichienkalayarut, M.D..

But not everywhere

The term ‘beauty clinic’ covers everything from full medical facilities to salons. The presence of a doctor is something to verify, not assume.

How Thai clinic licensing works

Registered medical facilities

Medical clinics in Thailand are licensed and required to display their registration, and aesthetic advertising is also subject to approval — LIV Clinic’s licence is ฆสพ.สฎ. 78/2567.

What to look for on site

A displayed facility licence and practitioner credentials are normal in a legitimate clinic and should be visible or available on request.

What to verify before treatment

Ask these questions directly:

• Is this a licensed medical facility?
• Who will perform my treatment?
• Are they a registered medical doctor?
• What is their experience with this specific treatment?
• Is a doctor on site during treatment?
• Can I see the product or device being used?

Doctor versus non-medical injector

For injectables and lasers, this distinction is the core safety issue.

Why it matters most for injectables

Anatomy is the safeguard

The medical literature notes that although filler complications are usually minor, serious ones require prompt, knowledgeable management — which depends on medical training.

And for product authenticity

The NIH’s MedlinePlus highlights the dangers of counterfeit or mishandled botulinum toxin; registered clinics source through legitimate channels.

Red flags about credentials

Be cautious if:

• Nobody will name who is treating you
• Credentials are vague (‘specialist’, ‘expert’) without qualifications
• No doctor is present in the building
• The licence is not displayed or shown on request
• You are discouraged from asking questions

Asking is normal, not rude

Any good clinic expects it

Asking about qualifications is routine in healthcare. A clinic that responds well is demonstrating professionalism; one that bristles is telling you something.

Especially as a visitor

If you are unfamiliar with local standards, asking is the simplest way to protect yourself.

How to verify who is treating you

A practical sequence:

1. Ask whether the clinic is a licensed medical facility.
2. Ask to see the displayed facility licence.
3. Ask who will perform your treatment, by name and role.
4. Confirm they are a registered medical doctor.
5. Ask about their experience with your specific treatment.
6. Ask to see the product or device before treatment begins.

Doctor-led care at LIV Clinic Koh Samui

LIV Clinic is doctor-led by Dr. Narathai Vichienkalayarut, M.D. across its Koh Samui and Koh Phangan branches, with consultation before treatment and genuine registered product. Book a consultation.

Frequently asked questions

Safety and consultation

Aesthetic treatment is a medical procedure and, like any aesthetic treatment, carries some risk — common temporary effects can include redness, swelling, bruising or tenderness, and less common reactions are possible. Results vary from person to person, and no specific outcome can be promised. This article is general information, not medical advice.

At LIV Clinic, every treatment begins with an in-person assessment by Dr. Narathai Vichienkalayarut, M.D., who reviews your skin, medical history and goals before recommending a personalized plan. Book a consultation to find out whether this treatment suits you.