26 January 1961, Oegstgeest, The Netherlands.
Graduated in Medicine, University of Leiden, 1986,
Ph.D. in Medicine, University of Leiden, 1995
Licensed as Specialist in Internal Medicine, The Netherlands, 1995.
Passed Japanese Language Proficiency Test Level 1, 1997.
Passed Japanese National Examination for Medical Practitioners, 1998.
Licensed as Physician in Japan, 1998.
University Hospital Leiden, Westeinde Hospital, 1986-1995:
Specialized training in General Internal Medicine, Gastroenterology, Respiratory Diseases, Cardiology, Endocrinology, Oncology, and Infectious Diseases.
Showa University Fujigaoka Hospital, Yokohama, 1995-1997:
Specialized training in endoscopic techniques, gastrointestinal cancer research.
Fukuoka University School of Medicine, 1997-2002: Lecturer and Assistant Professor of Medicine.
Fukuoka Medical Clinic, 2002-2004: Medical Director and Chief Physician.
International Clinic Tojinmachi, 2004-2025: Medical Director and Chief Physician.
Hippocrates Prize (epidemiologic study of symptomatology in Dutch and Japanese people), The Netherlands, 1987.
World Congress of Gastroenterology Prize (international comparative study of cancer diagnosis), Austria, 1998.
Shirakabe Prize (radiographic study of colitis), Japan, 2001.
Shirakabe Prize (diagnostic study of colitis), Japan, 2004.
First place European Go Championship, 1982, 1985, 1986.
Shared first place World Amateur Go Championship, 1991.
Medical journals including The Lancet, Nature Genetics, Gut, Archives of Internal Medicine.
Medical textbook entitled ‘Early Cancer of the Gastrointestinal Tract'
American College of Physicians
American Gastroenterological Association
Japanese Society of Gastroenterology
Japanese Society of Gastrointestinal Endoscopy
Netherlands Association of Internal Medicine
Netherlands Association of Gastroenterology
European Society of Endocrinology
European Association for the Study of Diabetes
European Academy of Allergy and Clinical Immunology
European Respiratory Society
English, Japanese, German, French, Dutch
Providing quality healthcare with multilingual support in Fukuoka, Japan.
English, Japanese, German, French, Dutch, Chinese
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