For an island, Samui is remarkably well covered — international-standard private hospitals, English-speaking doctors and 24-hour emergency care, with the mainland and Bangkok a short flight away for complex cases. Here's the relocation view: where to go, what it costs, and how insurance works for long-stay visas. Figures are 2026 guide ranges (≈ THB 35–36 = USD 1).
Healthcare is one of the quiet reasons Koh Samui works so well for retirees, families and remote workers. Despite being an island, it pairs a cluster of private international hospitals — led by Bangkok Hospital Samui — with a public government hospital, dedicated English-speaking departments, 24-hour emergency care and prices far below the US, UK or Australia. The one island-specific factor is that very complex or specialist cases may be referred to the mainland or Bangkok, so insurance that includes evacuation matters here. For most newcomers the practical questions are simple: which hospital, what it costs, and what insurance their visa needs. For live rent by area and tower, use the BAANLYY Koh Samui hub.
Most international-standard care clusters around Chaweng and the north coast near the airport, with the public hospital on the west coast at Nathon. The private internationals run English-speaking departments and 24-hour emergency; the public hospital is cheapest but busier.
| Hospital | Type | Area | Known for |
|---|---|---|---|
| Bangkok Hospital Samui | Private · international | Chaweng (Hospital Road) | The island's flagship private hospital, part of the Bangkok Hospital (BDMS) network. Full English-speaking international department, 24-hour emergency, most specialties and medical-tourism packages — the default for expats wanting international-standard care. |
| Thai International Hospital (Bandon) | Private · international | Bophut / Bang Rak (Bandon) | A long-established private hospital popular with residents and long-stayers for English-speaking, good-value everyday care, with 24-hour emergency and an expat-oriented service desk on the north coast near the airport. |
| Samui International Hospital | Private · international | North Chaweng Beach Road | Centrally located private hospital with English-speaking staff, walk-in consultations and 24-hour emergency right by the main beach — convenient for Chaweng and Lamai residents. |
| Koh Samui Hospital | Public · general | Nathon (west coast) | The main government hospital. Lowest cost and capable general care, but busier, longer waits and less English than the private internationals; the public fall-back and a referral point for the mainland. |
| Island clinics (Lamai, Maenam, Nathon) | Private clinics | Island-wide | Numerous private walk-in clinics across the beaches handle minor illness, prescriptions, vaccinations and routine care quickly and cheaply, reducing trips to the main hospitals. |
Explore a full profile for each hospital -- beds, specialties, international patient services and location:
Bangkok Hospital SamuiBandon International HospitalSamui International Hospital
Private international hospitals bill at private rates — still modest by Western standards, but not free, and island logistics can nudge prices a touch above the mainland. Public Koh Samui Hospital is dramatically cheaper for those willing to wait. Guide ranges in THB:
| Service | Typical cost |
|---|---|
| Private GP / outpatient consultation | THB 800–1,600 |
| Specialist consultation (private) | THB 1,000–2,500 |
| International-hospital A&E visit (minor) | THB 2,000–6,000 |
| Full health check-up package | THB 8,000–25,000 |
| Dental cleaning / scale & polish | THB 800–1,800 |
| Dental crown (private) | THB 9,000–20,000 |
| Private hospital room, per night | THB 3,500–10,000+ |
| Public hospital outpatient visit (Koh Samui Hospital) | THB 200–800 |
Costs vary by hospital, doctor and complexity; always confirm a quote for planned procedures. Medical-tourism packages (check-ups, dental, cosmetic) are widely advertised and often bundled with accommodation.
Insurance rules differ by visa, and requirements change — confirm the current rule for your visa before you apply or extend. On an island, a policy that includes medical evacuation is especially worth having. As a planning guide:
The O-A in particular has historically required health insurance with set minimum cover; budget for a comprehensive expat policy and keep proof current at extension time.
Requires health insurance or a proof-of-funds/self-insurance threshold; a policy covering at least the stated minimum, or the equivalent deposit, is part of qualifying.
No mandatory insurance line in the core requirements, but travel/health cover is strongly advised — you are liable for private-hospital bills out of pocket without it, and island care plus any evacuation is not cheap.
International private medical insurance (IPMI) or a solid travel-medical policy that includes medical evacuation. Samui's private hospitals are excellent but bill at private rates, and complex cases may be transferred to the mainland or Bangkok.
In a serious emergency, going straight to a private international hospital's 24-hour A&E is often faster than waiting for an ambulance. When a case needs mainland specialists, the island's private hospitals can arrange air or ferry medical evacuation to Surat Thani or Bangkok. Keep these numbers saved:
| Service | Number |
|---|---|
| National emergency medical / ambulance | 1669 |
| Police | 191 |
| Tourist Police (English) | 1155 |
| Fire | 199 |
| Bangkok Hospital Samui emergency | +66 77 429 500 |
Pharmacies. Well-stocked pharmacies (including Boots and Watsons in the malls, plus many independents) are easy to find across Chaweng, Lamai and Bophut; many medicines that need a prescription in the West are available over the counter, and pharmacists often speak some English. Dental & optical. Modern private dental and eye clinics are plentiful and inexpensive by Western standards, which is why many residents and visitors combine treatment with their stay.
Yes — for an island, Samui is well covered. Private international hospitals such as Bangkok Hospital Samui, Thai International (Bandon) and Samui International run English-speaking departments and 24-hour emergency care concentrated around Chaweng and Bophut, at a fraction of Western prices. Public Koh Samui Hospital in Nathon offers low-cost general care. Very complex or specialist cases are sometimes referred to the mainland or Bangkok, so residents usually carry insurance that includes evacuation.
Bangkok Hospital Samui in Chaweng is generally regarded as the island's leading private hospital for international patients, with the broadest specialties, a full English-speaking service and 24-hour emergency as part of the Bangkok Hospital (BDMS) network. Thai International (Bandon) and Samui International are strong, popular private alternatives, and Koh Samui Hospital in Nathon is the main public option.
It depends on your visa and risk tolerance. The retirement O-A and the LTR visa have specific insurance or proof-of-funds requirements; the DTV does not mandate it but strongly rewards having it. On an island, where serious cases may be transferred to the mainland or Bangkok, comprehensive expat or international medical insurance that includes medical evacuation is the norm for long-stay residents.
A private outpatient GP consultation runs about THB 800–1,600 and a specialist THB 1,000–2,500, before tests or medication. The same visit at public Koh Samui Hospital is far cheaper (roughly THB 200–800) but with longer waits. A full private health-check package ranges from THB 8,000 to THB 25,000 depending on scope.
Dial 1669 for national emergency medical services and ambulance, 191 for police, and 1155 for the English-speaking Tourist Police. For non-life-threatening issues, going directly to a private international hospital's 24-hour A&E — Bangkok Hospital Samui, Thai International or Samui International — is often faster than waiting for an ambulance. The island's private hospitals can arrange air or ferry medical evacuation to Surat Thani or Bangkok when a case needs mainland specialists.
Samui has modern private dental clinics popular with expats and visitors. A cleaning runs roughly THB 800–1,800 and a crown THB 9,000–20,000 — well below Western prices with international-standard equipment, which is why some residents and travellers combine treatment with their stay.
Planning a move? Pair this with the Koh Samui cost-of-living guide and our relocation guides.
Chaweng and the north coast put you closest to Samui's international hospitals and the airport. Match a hospital catchment to the right beach and home.
General information only, not medical, legal, immigration, tax or financial advice. Hospital services, costs and visa insurance rules change — confirm current details with the hospital, a licensed insurer or official sources.
Hero photo by Pavel Danilyuk on Pexels.