Dr. Pornchai O-Charoenrat

About Dr. Pornchai O-Charoenrat

Prof. Dr. Pornchai O-Charoenrat is a Senior Consultant Surgical Oncologist with 35+ years of clinical and academic experience, recognised as the country's only Level-11 Professor of Head, Neck, and Breast Surgery and one of Thailand's most distinguished Surgical Oncologist specialists in Bangkok. He is widely consulted by international patients for breast cancer, head and neck cancers, and thyroid surgical oncology, supported by training at the world's leading cancer institutions.

35+ years of clinical and academic experience in surgical oncology, with 45+ research publications.
MD (1990) from Faculty of Medicine, Siriraj Hospital, Mahidol University, Bangkok, Thailand.
PhD in Cancer Biology (Head and Neck Oncology, 2001) — Institute of Cancer Research, University of London, UK.
Clinical Fellowship at Royal Marsden Hospital, UK (2001).
International Fellowship in Head and Neck Surgery (2002) — Memorial Sloan-Kettering Cancer Center, New York, USA; Head of Breast Center, MedPark Hospital (since 2020); the country's only Level-11 Professor of Head, Neck, and Breast Surgery.

Qualifications & Credentials

Medical Degrees

Doctor of Medicine (M.D.) — Faculty of Medicine, Siriraj Hospital, Mahidol University, Bangkok, Thailand, 1990
Graduate Diploma in Surgery — Mahidol University, 1992
Master in Surgical Science (MSc) — University of London, UK, 1996
Doctor of Philosophy (PhD) in Cancer Biology / Head and Neck Oncology — Institute of Cancer Research, University of London, UK, 2001

Fellowships & Special Training

Diploma, Thai Board of General Surgery — Thailand, 1994
FRCST (Surgery in General) — Royal College of Surgeons of Thailand, 1995
USMLE Step I/II Certified — 1995
Primary FRCS — Royal College of Surgeons of Edinburgh, UK, 1996
Research Fellowship — Head & Neck Unit, Royal Marsden Hospital, UK, 2000
Clinical Fellowship & Senior Registrar — Head & Neck Unit, Royal Marsden Hospital, UK, 2001
International Fellowship in Head and Neck Surgery — Memorial Sloan-Kettering Cancer Center (MSKCC), New York, USA, 2002
Thai Sub-Board of Surgical Oncology — Thailand, 2005

Certifications & Accreditations

Thai Medical Council Registration
Thai Board of General Surgery
Thai Sub-Board of Surgical Oncology
FRCST — Royal College of Surgeons of Thailand
FRCS — Royal College of Surgeons of Edinburgh
FICS — Fellow of the International College of Surgeons

Areas of Expertise

Major Conditions Treated

Breast Cancer (Early and Advanced)
Atypical Ductal Hyperplasia (ADH)
Ductal Carcinoma In Situ (DCIS)
Thyroid Cancer
Parathyroid Disorders
Head & Neck Cancers
Oral Cavity & Tongue Cancer
Salivary Gland Tumours
Laryngeal & Pharyngeal Cancer
Squamous Cell Carcinoma of Head & Neck (HNSCC)
Soft Tissue Sarcoma
Hereditary Breast & Thyroid Cancer

Sub-specialties

Breast Surgical Oncology: Head of Breast Center at MedPark Hospital — a trusted Surgical Oncologist in Bangkok for international patients seeking advanced breast cancer surgery in Thailand.
Head & Neck Surgical Oncology: Memorial Sloan-Kettering Cancer Center (MSKCC) and Royal Marsden Hospital-trained expertise; PhD in head and neck cancer biology from University of London.
Breast Oncoplastic Surgery: Aesthetic and reconstructive techniques in breast cancer surgery.
Cancer Molecular Genetics: Research-driven personalised cancer surgery.

Advanced Procedures & Treatments

Breast Conservation Surgery (BCS) / Lumpectomy
Modified Radical Mastectomy
Skin-Sparing Mastectomy
Nipple-Sparing Mastectomy
Oncoplastic Breast Surgery
Sentinel Lymph Node Biopsy
Axillary Lymph Node Dissection
Total Thyroidectomy
Completion Thyroidectomy
Parathyroidectomy
Modified Radical Neck Dissection
Head & Neck Tumour Resection
Salivary Gland Surgery

List of Disease and Treatment for which Dr. Pornchai O-Charoenrat can be consulted

Breast Cancer

Professional Experience

Current Affiliation

MedPark Hospital, Bangkok — Head of Breast Center, 2020–Present
Faculty of Medicine, Siriraj Hospital, Mahidol University — Level-11 Professor of Head, Neck, and Breast Surgery, Department of Surgery, Present
Chaophya Hospital, Bangkok — Consultant Surgical Oncologist, Present
Thonburi Hospital, Bangkok — Consultant Surgical Oncologist, Present

Past Affiliations

Memorial Sloan-Kettering Cancer Center (MSKCC), New York, USA — International Fellowship in Head and Neck Surgery (2002)
Royal Marsden Hospital, London, UK — Clinical Fellowship & Senior Registrar (2001); Research Fellow (2000)
Institute of Cancer Research, University of London, UK — PhD Studies (1998–2001)
Faculty of Medicine, Siriraj Hospital, Mahidol University — Medical Training, Surgery Training, and Professorship

Academic & Research Roles

Level-11 Professor of Head, Neck, and Breast Surgery — the only one in Thailand
Author of breast surgery and thyroid textbooks used by medical students and surgeons nationwide
45+ research publications in international medical journals
Frequent invited keynote speaker at international cancer conferences
Research in molecular genetics of cancer

Key Achievements

35+ years of clinical and academic surgical oncology experience
Thailand's only Level-11 Professor of Head, Neck, and Breast Surgery
Dual international fellowships at Memorial Sloan-Kettering and Royal Marsden Hospital
PhD in Cancer Biology from University of London
Author of breast surgery and thyroid textbooks
Head of Breast Center, MedPark Hospital

Awards & Recognitions

National & International Awards

Level-11 Professor (highest professorial rank) of Head, Neck, and Breast Surgery — only one in Thailand
FRCST — Royal College of Surgeons of Thailand
FRCS — Royal College of Surgeons of Edinburgh
FICS — Fellow of the International College of Surgeons

Professional Memberships

Thai Medical Council
Royal College of Surgeons of Thailand
Royal College of Surgeons of Edinburgh
International College of Surgeons
Thai Sub-Board of Surgical Oncology

Research & Publications

Published Papers (Selected)

O-charoenrat P, Rhys-Evans P, Eccles S. "The role of c-erbB receptors in head and neck squamous cell carcinomas." Marburg, Germany Proceedings of the 2nd International Symposium on Metastases in Head and Neck Cancer, 2001.
O-charoenrat P, Kakkar AK, Williamson RCN. "The role of tissue factor in breast cancer cell proliferation and invasion." MSc thesis, University of London, 1996.
O-charoenrat P. "SCCRO: a novel oncogene in squamous cell carcinoma of the upper aerodigestive tract." Thai J Surg. 2003;22:75.
O-charoenrat P, Puangwattana V, Pungram N, et al. "Polymorphisms in the matrix metalloproteinase-2 gene promoters." 6th International Conference on Head and Neck Cancer, Washington DC, USA, 2004.
Sa-Nguanraksa D, Malasit P, O-charoenrat P. "Allele frequency estimation of single nucleotide polymorphisms in the promoter and 5'-untranslated region of vascular endothelial growth factor in Thai breast cancer patients." 2017.
Vittayapipat N, Sa-Nguanraksa D, Bhothisuwan K, O-charoenrat P. "Comparing arm morbidity following sentinel lymph node biopsy and axillary lymph node dissection in Thai patients with early breast cancer." 2017.
Author of breast surgery and thyroid textbooks used by medical students and surgeons nationwide (45+ total publications).

Ongoing Research & Clinical Interests

Breast cancer molecular genetics and quality of life
Head and neck cancer biology
Sentinel lymph node biopsy outcomes

Estimated Treatment Costs

Procedure / Consultation	Estimated Cost (INR)	Estimated Cost (USD)
Surgical Oncology Consultation	₹4,000 – ₹8,000	$50 – $100
Breast Conservation Surgery (Lumpectomy)	₹2,00,000 – ₹4,50,000	$2,400 – $5,400
Modified Radical Mastectomy	₹2,80,000 – ₹6,50,000	$3,400 – $7,800
Oncoplastic Breast Surgery	₹3,50,000 – ₹8,50,000	$4,200 – $10,200
Sentinel Lymph Node Biopsy	₹80,000 – ₹2,00,000	$1,000 – $2,400
Total Thyroidectomy	₹2,50,000 – ₹5,50,000	$3,000 – $6,600
Modified Radical Neck Dissection	₹3,50,000 – ₹9,00,000	$4,200 – $10,800

*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 Prof. Dr. Pornchai O-Charoenrat use in Surgical Oncologist treatment?

Prof. Dr. Pornchai O-Charoenrat uses advanced breast conservation and oncoplastic surgical platforms refined at Royal Marsden Hospital London and Memorial Sloan-Kettering Cancer Center New York, modern sentinel lymph node biopsy techniques, contemporary thyroid and parathyroid surgical instrumentation, and molecular genetics-driven personalised surgical planning at MedPark Hospital's Breast Center.

2. What conditions does Prof. Dr. Pornchai O-Charoenrat specialize in treating?

Prof. Dr. Pornchai O-Charoenrat specialises in breast cancer (early and advanced), atypical ductal hyperplasia, ductal carcinoma in situ, thyroid cancer, parathyroid disorders, head and neck cancers, oral cavity and tongue cancer, salivary gland tumours, laryngeal and pharyngeal cancer, head and neck squamous cell carcinoma, soft tissue sarcoma, and hereditary breast and thyroid cancers. He is regarded as one of Thailand's most distinguished Surgical Oncologist specialist in Bangkok and the country's only Level-11 Professor of Head, Neck, and Breast Surgery.

3. How do I book an appointment with Prof. Dr. Pornchai O-Charoenrat?

Appointments with Prof. Dr. Pornchai O-Charoenrat 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 Prof. Dr. Pornchai O-Charoenrat?

Yes. Cancer Rounds provides full assistance for international patients seeking treatment from Prof. Dr. Pornchai O-Charoenrat, including medical visa invitation letters, airport transfers, and local accommodation coordination at MedPark Hospital's Breast Center — particularly valuable for international breast and head & neck cancer patients.

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 imaging and medical records before arrival.

6. Does Prof. Dr. Pornchai O-Charoenrat 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 surgical plan with an expert Surgical Oncologist specialist in Bangkok, Thailand.