
Prof. Dr. Wolfgang Stremmel
Medical Gastroenterologist
- Prof. Dr. Wolfgang Stremmel is a Medical Gastroenterologist with experience of more than 40+ years.
- He studied medicine and completed his graduation from the University of Cologne in 1970. he later switched to internal medicine and gastroenterology at the University of Düsseldorf in 1978.
- Additionally, he was sponsored by the German Research Council (DFG) a Research Fellowship at the Mt. Sinai School of Medicine, N.Y.C., USA.
- He was awarded the highly recognized Gottfried Leipzig Research Program, the Thannhauser Decoration of the Germany Gastroenterological Association (DGVS), and he also received an honorary doctorate from the University of Tiflis, Georgia.
- He has a special interest in Hepatology (liver disease), Gastroenterology (diseases of the digestive organs), Intensive care, Hepatobiliary, gastrointestinal & neuroendocrine tumor diseases, Diagnostic, and interventional endoscopy.
- He has published over 600 original articles in peer-reviewed journals.
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- Prof. Dr. Wolfgang Stremmel is a Medical Gastroenterologist with experience of more than 40+ years.
- He studied medicine and completed his graduation from the University of Cologne in 1970. he later switched to internal medicine and gastroenterology at the University of Düsseldorf in 1978.
- Additionally, he was sponsored by the German Research Council (DFG) a Research Fellowship at the Mt. Sinai School of Medicine, N.Y.C., USA.
- He was awarded the highly recognized Gottfried Leipzig Research Program, the Thannhauser Decoration of the Germany Gastroenterological Association (DGVS), and he also received an honorary doctorate from the University of Tiflis, Georgia.
- He has a special interest in Hepatology (liver disease), Gastroenterology (diseases of the digestive organs), Intensive care, Hepatobiliary, gastrointestinal & neuroendocrine tumor diseases, Diagnostic, and interventional endoscopy.
- He has published over 600 original articles in peer-reviewed journals.

Prof. Dr. Britta Siegmund
Medical Gastroenterologist
- Prof. Dr. Britta Siegmund is a prominent Medical Gastroenterologist with experience of more than 20+ years.
- She is a member of the Berlin-Brandenburg Society of Gastroenterology and Hepatology, Berlin-Brandenburg Academy of Sciences & Humanities, German Association of University Professors and Lecturers, German Society of Gastroenterology & Digestive and Metabolic Diseases, European Crohn’s and Colitis Organisation, Intestinal Diseases Network, Society of Mucosal Immunology, etc.
- She studied human medicine at the LMU Munich from 1992 to 1998 and received a grant from the Harvard-Munich Alliance for Medical Education at the Harvard Medical School in Boston.
- After her internship, she went as part of a DFG research fellowship at the University of Colorado in Denver in 2000.
- She is trained in diagnostic as well as therapeutic endoscopy, colonoscopy, ERCP, and adept in treating gastrointestinal disorders, including liver and pancreatic diseases.
- Dr. Siegmund has written for various publications in international as well as national medical journals.
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- Prof. Dr. Britta Siegmund is a prominent Medical Gastroenterologist with experience of more than 20+ years.
- She is a member of the Berlin-Brandenburg Society of Gastroenterology and Hepatology, Berlin-Brandenburg Academy of Sciences & Humanities, German Association of University Professors and Lecturers, German Society of Gastroenterology & Digestive and Metabolic Diseases, European Crohn’s and Colitis Organisation, Intestinal Diseases Network, Society of Mucosal Immunology, etc.
- She studied human medicine at the LMU Munich from 1992 to 1998 and received a grant from the Harvard-Munich Alliance for Medical Education at the Harvard Medical School in Boston.
- After her internship, she went as part of a DFG research fellowship at the University of Colorado in Denver in 2000.
- She is trained in diagnostic as well as therapeutic endoscopy, colonoscopy, ERCP, and adept in treating gastrointestinal disorders, including liver and pancreatic diseases.
- Dr. Siegmund has written for various publications in international as well as national medical journals.

Prof. Dr. med. Mathias Z. Strowski
Medical Gastroenterologist
- Prof. Dr. med. Mathias Z. Strowski is a prominent Medical Gastroenterologist with experience of more than 24+ years.
- He is a member of the German Society for Digestive and Metabolic Diseases (DGVS), German Diabetes Society (DDG), German Society for Endocrinology (DGE), European Association for Studies in Diabetes (EASD), Society for Gastroenterology and Hepatology in Berlin & Brandenburg (GGHBB), Berlin Medical Association, and many more.
- He studied human medicine at the Philipps-University Marburg, Manchester & Ann Arbor from 1989 to 1996 and later did his Doctoral Thesis, MD (summa cum laude) from Philipps-University Marburg in 1997.
- He has a Postdoctoral Fellowship of the German Research Society (DFG) Department of Chemical Biology & Endocrinology, from Merck Research Laboratories, Rahway, New Jersey, the USA in 1998.
- He also has completed his Habilitation at the Charité – University Medicine Berlin, Humboldt-University Venia legendi in Experimental and Internal Medicine in 2006.
- He is trained in diagnostic as well as therapeutic endoscopy, colonoscopy, ERCP, and adept in treating gastrointestinal disorders, including liver and pancreatic diseases.
- Dr. Strowski has written for various periodicals in international and national medical journals.
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- Prof. Dr. med. Mathias Z. Strowski is a prominent Medical Gastroenterologist with experience of more than 24+ years.
- He is a member of the German Society for Digestive and Metabolic Diseases (DGVS), German Diabetes Society (DDG), German Society for Endocrinology (DGE), European Association for Studies in Diabetes (EASD), Society for Gastroenterology and Hepatology in Berlin & Brandenburg (GGHBB), Berlin Medical Association, and many more.
- He studied human medicine at the Philipps-University Marburg, Manchester & Ann Arbor from 1989 to 1996 and later did his Doctoral Thesis, MD (summa cum laude) from Philipps-University Marburg in 1997.
- He has a Postdoctoral Fellowship of the German Research Society (DFG) Department of Chemical Biology & Endocrinology, from Merck Research Laboratories, Rahway, New Jersey, the USA in 1998.
- He also has completed his Habilitation at the Charité – University Medicine Berlin, Humboldt-University Venia legendi in Experimental and Internal Medicine in 2006.
- He is trained in diagnostic as well as therapeutic endoscopy, colonoscopy, ERCP, and adept in treating gastrointestinal disorders, including liver and pancreatic diseases.
- Dr. Strowski has written for various periodicals in international and national medical journals.

Dr. Alexander Seelhoff
Medical Gastroenterologist
- Dr. Alexander Seelhoff is a Medical Gastroenterologist with 24+ years in the field.
- He has studied medicine from various prestigious institutions in Cologne, German; New Haven (Yale), and New York (Mount Sinai), the USA from 1990 to 1996.
- He has several Specialisation training in Internal Medicine and Gastroenterology in Cologne, Germany (1999-2003); Specialisation in Hepatology from Liver Transplantation Center University of Essen, Germany (2004-2007); and Specialisation in Interventional Endoscopy from Evangelisches Krankenhaus Duesseldorf, Germany (2007 - 2010).
- He has exceptional knowledge in Endoscopic Therapy of Zenker Diverticulum, Endobarrier, Endoscopic Resection of intestinal cancer (EMR/ESD), RFA (BARRX) for Barrett Esophagus, Photodynamic Therapy of Bile duct cancer, Interventional Sonography, Therapy of IBD (inflammatory bowel disease), etc.
- He has published articles and publications in various national and international paper journals.
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- Dr. Alexander Seelhoff is a Medical Gastroenterologist with 24+ years in the field.
- He has studied medicine from various prestigious institutions in Cologne, German; New Haven (Yale), and New York (Mount Sinai), the USA from 1990 to 1996.
- He has several Specialisation training in Internal Medicine and Gastroenterology in Cologne, Germany (1999-2003); Specialisation in Hepatology from Liver Transplantation Center University of Essen, Germany (2004-2007); and Specialisation in Interventional Endoscopy from Evangelisches Krankenhaus Duesseldorf, Germany (2007 - 2010).
- He has exceptional knowledge in Endoscopic Therapy of Zenker Diverticulum, Endobarrier, Endoscopic Resection of intestinal cancer (EMR/ESD), RFA (BARRX) for Barrett Esophagus, Photodynamic Therapy of Bile duct cancer, Interventional Sonography, Therapy of IBD (inflammatory bowel disease), etc.
- He has published articles and publications in various national and international paper journals.
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Dr. Jurgen Stein
Medical GastroenterologistFrankfurt, Germany
25+ years of experience
Senior Consultant
Works At: Sachsenhausen Hospital, Frankfurt
4.7 (13 Ratings)
- Dr. Jurgen Stein is a respected Medical Gastroenterologist with experience of more than 21+ years in the field.
- He is a member of the German Society for Digestive and Metabolic Diseases (DGVS), American Gastroenterological Association (AGA), New York Academy of Sciences, German Working Group for Inflammatory Bowel Diseases (DACED), Central German Society for Gastroenterology, European Crohn Colitis Organization (ECCO), etc.
- He completed his study of nutritional science, biophysics, and medicine at the Justus Liebig University, Giessen in 1989, and Habilitation and appointment as a private lecturer for the subject of internal medicine in 1997.
- Additionally, he has done a Ph.D. according to the law for the promotion of young scientists of the State of Hesse (HGFöN) in 1986.
- He has a special interest in interventional endoscopy., Hepatology (liver disease), Gastroenterology (diseases of the digestive organs), Intensive care, Hepatobiliary, gastrointestinal & neuroendocrine tumor diseases, etc.
- He has written various articles and publications in national and international medical journals.
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- Dr. Jurgen Stein is a respected Medical Gastroenterologist with experience of more than 21+ years in the field.
- He is a member of the German Society for Digestive and Metabolic Diseases (DGVS), American Gastroenterological Association (AGA), New York Academy of Sciences, German Working Group for Inflammatory Bowel Diseases (DACED), Central German Society for Gastroenterology, European Crohn Colitis Organization (ECCO), etc.
- He completed his study of nutritional science, biophysics, and medicine at the Justus Liebig University, Giessen in 1989, and Habilitation and appointment as a private lecturer for the subject of internal medicine in 1997.
- Additionally, he has done a Ph.D. according to the law for the promotion of young scientists of the State of Hesse (HGFöN) in 1986.
- He has a special interest in interventional endoscopy., Hepatology (liver disease), Gastroenterology (diseases of the digestive organs), Intensive care, Hepatobiliary, gastrointestinal & neuroendocrine tumor diseases, etc.
- He has written various articles and publications in national and international medical journals.

Prof. Dr. Mario Anders
Medical Gastroenterologist
- Prof. Dr. Mario Anders is a Berlin-based Medical Gastroenterologist with experience of more than 21+ years.
- He is a member of the German Society for Digestive and Metabolic Diseases, German Society for Endoscopy and Imaging Techniques e.V, German Cancer Society, Working group of internal oncologists, Society for Gastroenterology and Hepatology in Berlin and Brandenburg e.V., Association of gastroenterological specialists in internal medicine in Berlin e.V.
- He has named as the Top Medical Specialist "Gastroscopy“ by Focus Magazine in Germany.
- He has been a Research Fellow at the prestigious UCSF Cancer Center, San Francisco, the USA in 1999.
- He has a special interest in Endoscopic resection of adenomas and early cancers of the GI tract (i.e. early Barrett`s carcinoma), Dilatation and/or stenting of benign and malignant lesions, Removal of stones from the biliary and/or pancreatic ducts, Treatment of Achalasia (i.e. POEM), Barrett’s Esophagus, Chronic pancreatitis, Zenker's diverticulum, etc.
- With his extensive knowledge, he has given various speeches both nationally and internationally.
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- Prof. Dr. Mario Anders is a Berlin-based Medical Gastroenterologist with experience of more than 21+ years.
- He is a member of the German Society for Digestive and Metabolic Diseases, German Society for Endoscopy and Imaging Techniques e.V, German Cancer Society, Working group of internal oncologists, Society for Gastroenterology and Hepatology in Berlin and Brandenburg e.V., Association of gastroenterological specialists in internal medicine in Berlin e.V.
- He has named as the Top Medical Specialist "Gastroscopy“ by Focus Magazine in Germany.
- He has been a Research Fellow at the prestigious UCSF Cancer Center, San Francisco, the USA in 1999.
- He has a special interest in Endoscopic resection of adenomas and early cancers of the GI tract (i.e. early Barrett`s carcinoma), Dilatation and/or stenting of benign and malignant lesions, Removal of stones from the biliary and/or pancreatic ducts, Treatment of Achalasia (i.e. POEM), Barrett’s Esophagus, Chronic pancreatitis, Zenker's diverticulum, etc.
- With his extensive knowledge, he has given various speeches both nationally and internationally.

Prof. Dr. Ulrich Bocker
Medical Gastroenterologist
- Prof. Dr. Ulrich Bocker is a Medical Gastroenterologist with experience of more than 14+ years.
- He is an active member of the American Gastroenterological Association, European Association for the Study of the Liver, European Crohn´s and Colitis Organisation, German Association for Internal Medicine, German Cancer Foundation, and German Society for Digestive and Metabolic Disease.
- He has completed his education from the University Medical Centers Essen and Mannheim, Germany, and also UNC-Chapel Hill, the USA from 1992 to 2006.
- He has a special interest in Hepatology, Infectious diseases, Interventional endoscopy, Inflammatory bowel diseases, Viral hepatitis, chronic liver disease, and liver cirrhosis, Acute & chronic pancreatitis, Gastrointestinal oncology, etc.
- He has attended various workshops and conferences and given guest lecturers in Germany as well as abroad.
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- Prof. Dr. Ulrich Bocker is a Medical Gastroenterologist with experience of more than 14+ years.
- He is an active member of the American Gastroenterological Association, European Association for the Study of the Liver, European Crohn´s and Colitis Organisation, German Association for Internal Medicine, German Cancer Foundation, and German Society for Digestive and Metabolic Disease.
- He has completed his education from the University Medical Centers Essen and Mannheim, Germany, and also UNC-Chapel Hill, the USA from 1992 to 2006.
- He has a special interest in Hepatology, Infectious diseases, Interventional endoscopy, Inflammatory bowel diseases, Viral hepatitis, chronic liver disease, and liver cirrhosis, Acute & chronic pancreatitis, Gastrointestinal oncology, etc.
- He has attended various workshops and conferences and given guest lecturers in Germany as well as abroad.

Prof. Dr. Frank Tacke
Medical Gastroenterologist
- Prof. Dr. Frank Tacke is a well-known Medical Gastroenterologist with experience of more than 18+ years.
- He is a member of the American Association for the Study of the Liver (AASLD), German Society for Infectious Diseases (DGI), German Society for Internal Medicine (DGIM), European Academy for Tumor Immunology (EATI), European Association for the Study of the Liver (EASL), International Liver Transplantation Society (ILTS), etc.
- He completed his graduation from Hannover Medical School (MHH) in 1994 and is a DAAD scholarship holder from the MD Anderson Cancer Center, Houston, TX, USA.
- Additionally, he has done a Ph.D. postgraduate course in "Molecular Medicine" from MHH and Fellowship of the European Board of Transplant Medicine (UEMS).
- He has a special interest in Hepatology (liver disease), Gastroenterology (diseases of the digestive organs), Intensive care, Hepatobiliary, gastrointestinal & neuroendocrine tumor diseases, Diagnostic, and interventional endoscopy.
- He has written various articles and publications in state and national medical journals.
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- Prof. Dr. Frank Tacke is a well-known Medical Gastroenterologist with experience of more than 18+ years.
- He is a member of the American Association for the Study of the Liver (AASLD), German Society for Infectious Diseases (DGI), German Society for Internal Medicine (DGIM), European Academy for Tumor Immunology (EATI), European Association for the Study of the Liver (EASL), International Liver Transplantation Society (ILTS), etc.
- He completed his graduation from Hannover Medical School (MHH) in 1994 and is a DAAD scholarship holder from the MD Anderson Cancer Center, Houston, TX, USA.
- Additionally, he has done a Ph.D. postgraduate course in "Molecular Medicine" from MHH and Fellowship of the European Board of Transplant Medicine (UEMS).
- He has a special interest in Hepatology (liver disease), Gastroenterology (diseases of the digestive organs), Intensive care, Hepatobiliary, gastrointestinal & neuroendocrine tumor diseases, Diagnostic, and interventional endoscopy.
- He has written various articles and publications in state and national medical journals.

Dr. med. Julia Mayerle
Medical Gastroenterologist
- Dr. med. Julia Mayerle is a Medical Gastroenterologist with 19+ years in the field.
- She is the President of the German Pancreas Club and a member of the scientific committee, United European Gastroenterology Federation (UEGF), American Pancreatic Association, and American Gastroenterology Association.
- She has studied medicine from various prestigious institutions in medicine in Budapest, Würzburg, and Münster from 1994 to 2001.
- She has exceptional knowledge in Endoscopic Resection of intestinal cancer (EMR/ESD), Endoscopic Therapy of Zenker Diverticulum, Endobarrier, RFA (BARRX) for Barrett Esophagus, Photodynamic Therapy of Bile duct cancer, Therapy of IBD (inflammatory bowel disease), Interventional Sonography, etc.
- She has published articles and publications in different national and international paper journals.
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- Dr. med. Julia Mayerle is a Medical Gastroenterologist with 19+ years in the field.
- She is the President of the German Pancreas Club and a member of the scientific committee, United European Gastroenterology Federation (UEGF), American Pancreatic Association, and American Gastroenterology Association.
- She has studied medicine from various prestigious institutions in medicine in Budapest, Würzburg, and Münster from 1994 to 2001.
- She has exceptional knowledge in Endoscopic Resection of intestinal cancer (EMR/ESD), Endoscopic Therapy of Zenker Diverticulum, Endobarrier, RFA (BARRX) for Barrett Esophagus, Photodynamic Therapy of Bile duct cancer, Therapy of IBD (inflammatory bowel disease), Interventional Sonography, etc.
- She has published articles and publications in different national and international paper journals.

Dr. med. Katja East
Medical Gastroenterologist
- Dr. med. Katja East is a Medical Gastroenterologist with experience of more than 12+ years in the field.
- She is a member of the Medical Association Berlin, BDI - Professional Association of German Internists, DGVS - German Society for Gastroenterology, Digestive and Metabolic Diseases, DEGUM - German Society for Ultrasound in Medicine eV, and GGHBB - Society for Gastroenterology and Hepatology in Berlin and Brandenburg eV.
- She studied human medicine at Charité Universitätsmedizin Berlin and University in Umeå, Sweden from 2002 to 2008.
- She also received her specialist training in the Park-Klinik Weißensee and Unfallkrankenhaus Berlin in 2009.
- She is trained in diagnostic as well as therapeutic endoscopy, sonography, colonoscopy, ERCP, and proficient in ministering gastrointestinal disorders, including pancreatic and liver diseases.
- Dr. East has authored publications in national and state journals and been actively involved in mentoring aspiring physicians.
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- Dr. med. Katja East is a Medical Gastroenterologist with experience of more than 12+ years in the field.
- She is a member of the Medical Association Berlin, BDI - Professional Association of German Internists, DGVS - German Society for Gastroenterology, Digestive and Metabolic Diseases, DEGUM - German Society for Ultrasound in Medicine eV, and GGHBB - Society for Gastroenterology and Hepatology in Berlin and Brandenburg eV.
- She studied human medicine at Charité Universitätsmedizin Berlin and University in Umeå, Sweden from 2002 to 2008.
- She also received her specialist training in the Park-Klinik Weißensee and Unfallkrankenhaus Berlin in 2009.
- She is trained in diagnostic as well as therapeutic endoscopy, sonography, colonoscopy, ERCP, and proficient in ministering gastrointestinal disorders, including pancreatic and liver diseases.
- Dr. East has authored publications in national and state journals and been actively involved in mentoring aspiring physicians.
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