Colonoscopy prices in Bangkok (2026)
Colonoscopy cost comparison at Bangkok private hospitals:
- ▸Colonoscopy (diagnostic, no polyp): ฿7,000 – ฿15,000 (US equivalent: $1,500–$4,000)
- ▸Colonoscopy with polypectomy (polyp removal): ฿12,000 – ฿25,000 (US equivalent: $2,500–$7,000)
- ▸Combined gastroscopy + colonoscopy ('scope from both ends'): ฿12,000 – ฿25,000 (separate price: ฿4,500–฿8,000 for gastroscopy)
- ▸Colonoscopy add-on to executive health package: ฿7,000 – ฿12,000
- ▸Virtual colonoscopy (CT colonoscopy): ฿8,000 – ฿18,000
- ▸Biopsy analysis (if polyp found): ฿1,500 – ฿4,000 extra per sample
Preparation for colonoscopy in Bangkok
Colonoscopy preparation at Bangkok hospitals follows international protocols:
- ▸Low-fibre diet: 2–3 days before the procedure, avoid high-fibre foods, raw vegetables, fruits with seeds
- ▸Clear liquid diet: 1 day before — water, broth, clear juices, electrolyte drinks only; nothing red or purple
- ▸Bowel prep solution: hospital provides a solution (typically Fortrans/PEG or sodium phosphate); drink 2–4 litres the afternoon/evening before
- ▸Fasting: nothing by mouth (including water) for 4–6 hours before procedure
- ▸Sedation: conscious sedation (midazolam + fentanyl) or deep sedation (propofol) is standard; you will not feel pain; bring a companion to drive you home
- ▸Duration: the procedure takes 20–60 minutes; you stay 1–2 hours for recovery
Best Bangkok hospitals for colonoscopy
Top-rated hospitals for gastroenterology and colonoscopy in Bangkok:
- ▸Bumrungrad International — largest gastroenterology department in Thailand; HD colonoscopy; full sedation options; results same day
- ▸Bangkok Hospital — BDMS Gastrointestinal Centre; experienced endoscopists; competitive pricing for procedures
- ▸Samitivej Sukhumvit — dedicated endoscopy suite; Korean gastroscopy specialists popular with Japanese and Korean visitors
- ▸Vejthani Hospital — most competitive JCI pricing; English-speaking gastroenterologists; good for combination gastroscopy + colonoscopy
- ▸BNH Hospital — preferred by Japanese and European expat community; personal atmosphere; qualified gastroenterologists
- ▸Praram 9 Hospital — good value non-JCI option; central location; experienced endoscopy team
Who needs a colonoscopy?
Colonoscopy is recommended for:
- ▸Adults age 45+: first-line colorectal cancer screening for average-risk individuals (ACS 2024 guideline — down from 50)
- ▸Adults age 40+ with family history: if a parent/sibling had colorectal cancer, start 10 years before their diagnosis age
- ▸Repeat screening: every 10 years if no polyps found; every 3–5 years if adenomatous polyps were found
- ▸Symptomatic: rectal bleeding, change in bowel habits, unexplained anaemia, abdominal pain, unintentional weight loss
- ▸Japanese visitors: colonoscopy is commonly added to health check-up packages; Tokyo hospitals often have 6–12 month waits vs same-week in Bangkok
- ▸Korean visitors: 대장내시경 (colonoscopy) is standard in Korean 건강검진 from age 50; Bangkok offers it from age 45 without waiting