
Assoc. Prof. Watcharasak Chotiyaputta
Medical Gastroenterologist
- Dr. Watcharasak Chotiyaputta is an accomplished Gastroenterologist having 24+ years of experience in this field.
- He is adept in performing cholangioscopy / pancreatoscopy and single balloon assisted enteroscopy.
- His area of interest is gastrointestinal bleeding, colon cancer screening, endoscopic ultrasound (EUS) in both diagnosis and therapeutic procedures.
- He has done Certification from Thai Board of Internal Medicine (2002), Thai Board of Gastroenterology (2005), and Research fellowship (2010).
- He has published many papers in various Journals.
- He is member of various esteemed Associations which include: The Thai Medical Council, The Royal College of Physician of Thailand, and The Gastroenterological Association of Thailand.
- He pursued MD from Faculty of Medicine, Siriraj Hospital, Mahidol University (1996).
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- Dr. Watcharasak Chotiyaputta is an accomplished Gastroenterologist having 24+ years of experience in this field.
- He is adept in performing cholangioscopy / pancreatoscopy and single balloon assisted enteroscopy.
- His area of interest is gastrointestinal bleeding, colon cancer screening, endoscopic ultrasound (EUS) in both diagnosis and therapeutic procedures.
- He has done Certification from Thai Board of Internal Medicine (2002), Thai Board of Gastroenterology (2005), and Research fellowship (2010).
- He has published many papers in various Journals.
- He is member of various esteemed Associations which include: The Thai Medical Council, The Royal College of Physician of Thailand, and The Gastroenterological Association of Thailand.
- He pursued MD from Faculty of Medicine, Siriraj Hospital, Mahidol University (1996).

Assoc. Prof. Nonthalee Pausawasdi
Medical Gastroenterologist
- Assoc. Prof. Nonthalee Pausawasdi is a well-known Gastroenterologist having 23+ years of experience in this field.
- She is dexterous in performing Endoscopy and treating digestive disorders.
- Her area of interest is Internal Medicine and Gastroenterology.
- She held the post of Resident (Physician) at Department of Internal Medicine, University of Michigan Health system, Michigan (2004).
- She completed MD from Prince of Songkla University (1997), and got Research Fellowship (Gastroenterology) from University of Michigan Health system, Michigan (2001).
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- Assoc. Prof. Nonthalee Pausawasdi is a well-known Gastroenterologist having 23+ years of experience in this field.
- She is dexterous in performing Endoscopy and treating digestive disorders.
- Her area of interest is Internal Medicine and Gastroenterology.
- She held the post of Resident (Physician) at Department of Internal Medicine, University of Michigan Health system, Michigan (2004).
- She completed MD from Prince of Songkla University (1997), and got Research Fellowship (Gastroenterology) from University of Michigan Health system, Michigan (2001).

Dr. Theeratus Jongboonyanuparp
Hepatopancreatobiliary Surgeon
- Dr. Theeratus Jongboonyanuparp is a Gastroenterologist and Hepatologist having more than 22 years of expertise.
- Services provided by him includes Ulcer, Celiac Disease, Liver Cancer, Inflammatory Bowel Diseases, Pancreatitis, Jaundice, Gastrointestinal Cancer, Crohn's Disease, Gastrointestinal Bleeding, Abdominal Pain, and many more.
- Dr Aramwong Thaveelap pursued Doctor of Medicine from M.D. Faulty of Medicine, Chulalongkorn University Thailland, in 2002.
- He is a member of American Gastroenterological Association.
- He has publications credited to his name.
- He has more than 800 ERCP cases experience.
- Dr. Theeratus Jongboonyanuparp is fluent in English, and Thai.
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- Dr. Theeratus Jongboonyanuparp is a Gastroenterologist and Hepatologist having more than 22 years of expertise.
- Services provided by him includes Ulcer, Celiac Disease, Liver Cancer, Inflammatory Bowel Diseases, Pancreatitis, Jaundice, Gastrointestinal Cancer, Crohn's Disease, Gastrointestinal Bleeding, Abdominal Pain, and many more.
- Dr Aramwong Thaveelap pursued Doctor of Medicine from M.D. Faulty of Medicine, Chulalongkorn University Thailland, in 2002.
- He is a member of American Gastroenterological Association.
- He has publications credited to his name.
- He has more than 800 ERCP cases experience.
- Dr. Theeratus Jongboonyanuparp is fluent in English, and Thai.

Dr. Tanyawat Prangboonyarat
Medical Gastroenterologist
- Dr. Tanyawat Prangboonyarat is a prominent Gastroenterologist having 20 years of experience in this field.
- He is proficient in performing Endoscopy and treating digestive disorders.
- His area of interest is Internal Medicine and Gastroenterology.
- He was awarded a certificate of EUS-ERCP Training from Siriraj Hospital, Mahidol University. Thailand.
- He completed MD (2001) Faculty of Medicine, Thammasat University, diploma in Thai Board of Medicine and Thai Board of Gastroenterology from Faculty of Medicine, Siriraj Hospital, Mahidol University, Thailand in 2007 and 2008, respectively.
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- Dr. Tanyawat Prangboonyarat is a prominent Gastroenterologist having 20 years of experience in this field.
- He is proficient in performing Endoscopy and treating digestive disorders.
- His area of interest is Internal Medicine and Gastroenterology.
- He was awarded a certificate of EUS-ERCP Training from Siriraj Hospital, Mahidol University. Thailand.
- He completed MD (2001) Faculty of Medicine, Thammasat University, diploma in Thai Board of Medicine and Thai Board of Gastroenterology from Faculty of Medicine, Siriraj Hospital, Mahidol University, Thailand in 2007 and 2008, respectively.
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Dr. Wichai Yooyongwattana
Medical Gastroenterologist
- Dr. Wichai Yooyongwattana is an established Medical Gastroenterologist in Thailand.
- His special interests are Endoscopy, Gastrointestinal Diseases, and Hepatic Diseases.
- He completed his MD from Mahidol University Ramathibodi Hospital, Thailand, in 2001. After that, he did a Diploma of the Thai Board of General Medicine in 2007 and a Diploma of the Thai Board of Gastroenterology in 2009 from Ramathibodi Hospital, Thailand.
- He also gained Fellowship in Gastroenterology and Hepatology Unit from Ramathibodi Hospital, Thailand, in 2009.
- Many patients recommend him because of satisfactory results.
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- Dr. Wichai Yooyongwattana is an established Medical Gastroenterologist in Thailand.
- His special interests are Endoscopy, Gastrointestinal Diseases, and Hepatic Diseases.
- He completed his MD from Mahidol University Ramathibodi Hospital, Thailand, in 2001. After that, he did a Diploma of the Thai Board of General Medicine in 2007 and a Diploma of the Thai Board of Gastroenterology in 2009 from Ramathibodi Hospital, Thailand.
- He also gained Fellowship in Gastroenterology and Hepatology Unit from Ramathibodi Hospital, Thailand, in 2009.
- Many patients recommend him because of satisfactory results.

- Dr. Lecturer Supot Nimanong is an eminent Gastroenterologist having 20+ years of experience in this field.
- He is proficient in performing Endoscopy and treating digestive disorders.
- His area of interest is Internal Medicine and Gastroenterology.
- He has many reputed articles and papers published in various Journals.
- He held the post of Research Associate (Oncoimmunology) at Hannover Medical School, Germany.
- He completed MD (first class Honors), diploma (Thai Board of Int. Medicine), and diploma (Thai Board of Gastroenterology) from Faculty of Medicine, Siriraj Hospital, Mahidol University, Thailand in 2000, 2006 and 2009 respectively.
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- Dr. Lecturer Supot Nimanong is an eminent Gastroenterologist having 20+ years of experience in this field.
- He is proficient in performing Endoscopy and treating digestive disorders.
- His area of interest is Internal Medicine and Gastroenterology.
- He has many reputed articles and papers published in various Journals.
- He held the post of Research Associate (Oncoimmunology) at Hannover Medical School, Germany.
- He completed MD (first class Honors), diploma (Thai Board of Int. Medicine), and diploma (Thai Board of Gastroenterology) from Faculty of Medicine, Siriraj Hospital, Mahidol University, Thailand in 2000, 2006 and 2009 respectively.

Dr. Chalermrat Bunchorntavakul
Hepatopancreatobiliary Surgeon
- Dr. Chalermrat Bunchorntavakul is a famous Gastroenterologist and Hepatologist having 20+ years of experience.
- He is dexterous in performing liver transplant and treating gastrointestinal diseases such as viral hepatitis, cirrhosis etc.
- His areas of interest are Digestive disorders, Treatment by Endoscopy, and Internal Medicine.
- He is the acting Medical Director of the Liver Transplant Program for the Excellent Center of Organ Transplantation, Ministry of Public Health.
- He is member of various esteemed Associations which include Gastroenterological Association of Thailand, Thai Association for the Study of the Liver, Society of Parenteral and Enteral Nutrition of Thailand, and Royal College of Physicians of Thailand
- He has authored and co-authored over 48 peer-reviewed papers on a variety of GI and liver diseases, especially in the field of viral hepatitis, cirrhosis and liver transplantation.
- He has actively participated in clinical trials and scientific presentations at international meetings. He serves on the editorial boards of Journal of Clinical and Translational Hepatology, and also as a reviewer for several international journals.
- He pursued MD (2001) from the faculty of Medicine, Ramathibodi Hospital, Mahidol University, Bangkok (first class honors). He completed a clinical fellowship (Gastroenterology) at Siriraj Hospital, Thailand, and research fellowship (Hepatology and Liver Transplantation) at the University of Pennsylvania, USA.
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- Dr. Chalermrat Bunchorntavakul is a famous Gastroenterologist and Hepatologist having 20+ years of experience.
- He is dexterous in performing liver transplant and treating gastrointestinal diseases such as viral hepatitis, cirrhosis etc.
- His areas of interest are Digestive disorders, Treatment by Endoscopy, and Internal Medicine.
- He is the acting Medical Director of the Liver Transplant Program for the Excellent Center of Organ Transplantation, Ministry of Public Health.
- He is member of various esteemed Associations which include Gastroenterological Association of Thailand, Thai Association for the Study of the Liver, Society of Parenteral and Enteral Nutrition of Thailand, and Royal College of Physicians of Thailand
- He has authored and co-authored over 48 peer-reviewed papers on a variety of GI and liver diseases, especially in the field of viral hepatitis, cirrhosis and liver transplantation.
- He has actively participated in clinical trials and scientific presentations at international meetings. He serves on the editorial boards of Journal of Clinical and Translational Hepatology, and also as a reviewer for several international journals.
- He pursued MD (2001) from the faculty of Medicine, Ramathibodi Hospital, Mahidol University, Bangkok (first class honors). He completed a clinical fellowship (Gastroenterology) at Siriraj Hospital, Thailand, and research fellowship (Hepatology and Liver Transplantation) at the University of Pennsylvania, USA.

Dr. Kamphol Rojjanarattanangkool
Medical Gastroenterologist
- Dr. Kamphol Rojjanarattanangkool is one of the best gastroenterologists in Thailand and has over 18 years of experience in this field.
- Areas of expertise include gastrointestinal disorders like constipation, diarrhoeal disorders with or without malabsorption syndrome like celiac disease and liver diseases.
- He holds a Certificate of Thai Sub-Board of Gastroenterology, from Phramongkutklao Hospital, Thai Medical Council, Thailand.
- Dr. Kamphol completed Doctor of Medicine(Second Class Honor), from the Faculty of Medicine, Srinakharinwirot University.
- His kind demeanour has earned her an outstanding patient track record.
- The doctor is proficient in English & Thai.
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- Dr. Kamphol Rojjanarattanangkool is one of the best gastroenterologists in Thailand and has over 18 years of experience in this field.
- Areas of expertise include gastrointestinal disorders like constipation, diarrhoeal disorders with or without malabsorption syndrome like celiac disease and liver diseases.
- He holds a Certificate of Thai Sub-Board of Gastroenterology, from Phramongkutklao Hospital, Thai Medical Council, Thailand.
- Dr. Kamphol completed Doctor of Medicine(Second Class Honor), from the Faculty of Medicine, Srinakharinwirot University.
- His kind demeanour has earned her an outstanding patient track record.
- The doctor is proficient in English & Thai.

Dr. Supphamat Chirnaksorn
Medical Gastroenterologist
- Dr. Supphamat Chirnaksorn is a renowned Medical Gastroenterologist with 18 years of experience.
- Her areas of specialization are Digestive Health Disorder, Stomach Flu, Abdominal Pain, Bloating, etc.
- After completing her MD in 2003, she did a Diploma of the Thai Board of General Medicine in 2009, and a Diploma of the Thai Board of Gastroenterology in 2011 from Ramathibodi Hospital, Mahidol University, Thailand.
- She is a member of the Thai Board of General Medicine and the Thai Board of Gastroenterology.
- She speaks English and Thai.
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- Dr. Supphamat Chirnaksorn is a renowned Medical Gastroenterologist with 18 years of experience.
- Her areas of specialization are Digestive Health Disorder, Stomach Flu, Abdominal Pain, Bloating, etc.
- After completing her MD in 2003, she did a Diploma of the Thai Board of General Medicine in 2009, and a Diploma of the Thai Board of Gastroenterology in 2011 from Ramathibodi Hospital, Mahidol University, Thailand.
- She is a member of the Thai Board of General Medicine and the Thai Board of Gastroenterology.
- She speaks English and Thai.

Dr. Somchai Sampanwetchakul
Medical Gastroenterologist
- Dr. Somchai Sampanwetchakul is one of the leading and well-known Consultants in Thailand who specialized in gastroenterology.
- He has 16 years of rich experience in the management of upper and lower GI endoscopy, endoscopic ultrasonography, inflammatory bowel disease, and cirrhosis of the liver.
- Dr. Somchai completed his Fellowship in GI Research from Ramathibodi Hospital, Mahidol University in 2005
- He also completed Doctor of Medicine (MD.), from Rangsit University in 1995
- In his practice, he treats patients suffering from gastric issues and provides them with the best medical care available.
- The Doctor has also given several research papers and oral presentations at national and international gastroenterology and hepatology conferences.
- He is recommended by the majority of people and has a great patient record due to his caring and pleasant demeanour.
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- Dr. Somchai Sampanwetchakul is one of the leading and well-known Consultants in Thailand who specialized in gastroenterology.
- He has 16 years of rich experience in the management of upper and lower GI endoscopy, endoscopic ultrasonography, inflammatory bowel disease, and cirrhosis of the liver.
- Dr. Somchai completed his Fellowship in GI Research from Ramathibodi Hospital, Mahidol University in 2005
- He also completed Doctor of Medicine (MD.), from Rangsit University in 1995
- In his practice, he treats patients suffering from gastric issues and provides them with the best medical care available.
- The Doctor has also given several research papers and oral presentations at national and international gastroenterology and hepatology conferences.
- He is recommended by the majority of people and has a great patient record due to his caring and pleasant demeanour.

Assist. Prof. Chonticha Auesomwang
Medical Gastroenterologist
- Dr. Chonticha Auesomwang is a skilled Gastroenterologist having 15+ years of experience in this field.
- She is adept in performing Endoscopy and treating digestive disorders.
- Her area of interest is Internal Medicine and Gastroenterology.
- She has reputed articles published in Journals.
- She pursued MD (2005), Diploma in Thai board of Internal medicine (2011), and Diploma in Thai board of Gastroenterologist (2011) from Faculty of Medicine, Siriraj Hospital, Mahidol University.
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- Dr. Chonticha Auesomwang is a skilled Gastroenterologist having 15+ years of experience in this field.
- She is adept in performing Endoscopy and treating digestive disorders.
- Her area of interest is Internal Medicine and Gastroenterology.
- She has reputed articles published in Journals.
- She pursued MD (2005), Diploma in Thai board of Internal medicine (2011), and Diploma in Thai board of Gastroenterologist (2011) from Faculty of Medicine, Siriraj Hospital, Mahidol University.

Assoc. Prof. Monthira Maneerattanaporn
Medical Gastroenterologist
- Assoc. Prof. Monthira Maneerattanaporn is a well-known Gastroenterologist having 14+ years of experience in this field.
- She is proficient in performing Endoscopy and treating digestive disorders.
- Her area of interest is Internal Medicine and Gastroenterology.
- She has reputed articles published in Journals.
- She pursued Fellowship in Gastroenterology (2006), from Faculty of Medicine, Siriraj Hospital, Mahidol University and has completed training in Residency (2001) from Faculty of Medicine, Siriraj Hospital, Mahidol University.
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- Assoc. Prof. Monthira Maneerattanaporn is a well-known Gastroenterologist having 14+ years of experience in this field.
- She is proficient in performing Endoscopy and treating digestive disorders.
- Her area of interest is Internal Medicine and Gastroenterology.
- She has reputed articles published in Journals.
- She pursued Fellowship in Gastroenterology (2006), from Faculty of Medicine, Siriraj Hospital, Mahidol University and has completed training in Residency (2001) from Faculty of Medicine, Siriraj Hospital, Mahidol University.
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