About Dr. Siriroj Chanthachaiwat
Dr. Siriroj Chanthachaiwat is a skilled Surgical Oncologist in Bangkok with over 40 years of clinical experience. He is recognised for his expertise across general surgery, oncology surgery, and laparoscopic cancer surgery.
- 40+ years of clinical experience in surgical oncology and general surgery
- MD (1983) — Faculty of Medicine, Chulalongkorn University, Thailand
- Observer training — Memorial Sloan Kettering Cancer Center, USA
- Specialist in general surgery, oncology surgery, and laparoscopic surgery
- Multilingual practitioner — Chinese, Japanese, English, and Thai
Qualifications & Credentials
Medical Degrees
- Doctor of Medicine (MD) — Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand, 1983
- Specialty training in General Surgery and Surgical Oncology — Thailand
Fellowships & Special Training
- Observer Fellowship — Memorial Sloan Kettering Cancer Center, New York, USA
- Fellowship — Virginia Mason Medical Centre, Seattle, Washington, USA
- Continuing medical education in laparoscopic surgical oncology
Certifications & Accreditations
- Thai Medical Council Registration
- Board of General Surgery — Thailand
- Royal College of Surgeons of Thailand — Senior Member
- Association of Surgical Oncologists — Senior Member
Areas of Expertise
Major Conditions Treated
- Breast Cancer
- Colon Cancer & Colorectal Cancer
- Gastric & Oesophageal Cancer
- Hepatobiliary Cancer
- Thyroid Cancer & Endocrine Tumours
- Soft Tissue Sarcoma
- Skin Cancer (Surgical)
- Salivary Gland Tumours
- Complex Cancer Surgery
- General Surgical Oncology
Sub-specialties
- Senior Surgical Oncology: Four decades of expertise in oncologic resection — a trusted surgical oncologist specialist in Bangkok, Thailand for international patients seeking experienced senior surgical guidance.
- Laparoscopic Surgery: Minimally invasive techniques for cancer and general surgery.
- General Surgical Oncology: Decades of expertise across breast, colorectal, hepatobiliary, gastric, and thyroid oncology.
Advanced Procedures & Treatments
- Day Care General Surgeries
- Laparoscopic Cancer Surgery
- Mastectomy & Lumpectomy
- Sentinel Lymph Node Biopsy
- Colorectal Cancer Surgery
- Gastric Cancer Resection
- Thyroidectomy
- Soft Tissue Tumour Excision
- Multidisciplinary Tumour Board Coordination
List of Disease and Treatment for which Dr. Siriroj Chanthachaiwat can be consulted
Professional Experience
Current Affiliation
- Ramkhamhaeng Hospital, Bangkok, Thailand — Senior Consultant Surgical Oncologist, Present
Past Affiliations
- Memorial Sloan Kettering Cancer Center, New York, USA — Observer Fellow
- Virginia Mason Medical Centre, Seattle, WA, USA — Fellow
- Chulalongkorn University, Bangkok, Thailand — Medical Trainee (MD 1983)
Academic & Research Roles
- Senior clinical mentor in surgical oncology
- Continuing medical education contributor in laparoscopic cancer surgery
- Long-standing teacher of younger surgical trainees
Key Achievements
- 40+ years of clinical experience in surgical oncology
- International training at Memorial Sloan Kettering Cancer Center, USA and Virginia Mason Medical Centre, USA
- Multilingual practitioner serving international patients (Chinese, Japanese, English, Thai)
- Senior leader in laparoscopic and oncologic surgery
Awards & Recognitions
National & International Awards
- Recognition as a senior surgical oncology specialist in Thailand
Professional Memberships
- Royal College of Surgeons of Thailand
- Board of General Surgery — Thailand
- Association of Surgical Oncologists
- Thai Medical Council
Research & Publications
Published Papers (Selected)
- Information not publicly available in full bibliographic form.
Ongoing Research & Clinical Interests
- Laparoscopic cancer surgery
- Breast and colorectal cancer surgery
- Gastrointestinal oncology
- Senior mentorship in surgical oncology
Estimated Treatment Costs
| Procedure / Consultation | Estimated Cost (INR) | Estimated Cost (USD) |
|---|---|---|
| Surgical Oncology Consultation | ₹2,500 – ₹6,000 | $30 – $72 |
| Mastectomy | ₹2,50,000 – ₹5,50,000 | $3,000 – $6,600 |
| Laparoscopic Colorectal Cancer Surgery | ₹2,50,000 – ₹6,50,000 | $3,000 – $7,800 |
| Gastric Cancer Resection | ₹3,00,000 – ₹7,50,000 | $3,600 – $9,000 |
| Total Thyroidectomy | ₹1,80,000 – ₹4,00,000 | $2,160 – $4,800 |
*Indicative estimates only. Actual costs subject to hospital pricing, case complexity, and insurance. Contact Cancer Rounds for a personalised quote.
Frequently Asked Questions
1. What advanced technologies does Dr. Siriroj Chanthachaiwat use in Surgical Oncologist treatment?
Dr. Siriroj Chanthachaiwat performs advanced laparoscopic and open surgical oncology procedures across breast, colorectal, gastric, hepatobiliary, and thyroid cancers — drawing on training from Memorial Sloan Kettering Cancer Center and Virginia Mason Medical Centre. Contact Cancer Rounds for a detailed technology overview specific to your case.
2. What conditions does Dr. Siriroj Chanthachaiwat specialize in treating?
Dr. Siriroj Chanthachaiwat is a specialist in Surgical Oncologist care, with deep expertise in breast cancer, colon cancer, colorectal cancer, gastric cancer, oesophageal cancer, hepatobiliary cancer, thyroid cancer, soft tissue sarcoma, skin cancer surgery, and salivary gland tumours in Bangkok, Thailand.
3. How do I book an appointment with Dr. Siriroj Chanthachaiwat?
Appointments with Dr. Siriroj Chanthachaiwat can be booked directly through the Cancer Rounds website or by contacting their international patient department for priority scheduling.
4. Can international patients receive treatment from Dr. Siriroj Chanthachaiwat?
Yes. Cancer Rounds provides full assistance for international patients seeking treatment from Dr. Siriroj Chanthachaiwat, including medical visa invitation letters, airport transfers, and local accommodation coordination.
5. What support is available for international patients?
International patients benefit from a dedicated concierge service provided by Cancer Rounds, including language interpretation, financial counselling, and pre-travel virtual consultations to review medical records before arrival.
6. Does Dr. Siriroj Chanthachaiwat offer second opinions for Surgical Oncologist cases?
Yes. Second opinion consultations can be arranged via Cancer Rounds for patients who wish to review their diagnosis or treatment plan with an expert Surgical Oncologist specialist in Bangkok, Thailand.


















