
Dr.Elwin Buchel
Medical Gastroenterologist
- Dr.Elwin Buchel is a Gastroenterologist with nearly 51+ years of experience to his credit.
- He completed his MBChB and M. Med (Int.) in 1970 and 1983 respectively. He was awarded a doctorate (Medicine) in 2008 from the University of Pretoria.
- He reaped his post-graduate training in various parts of the world including Amsterdam, Netherlands; Pittsburgh, USA; Paris, France; Leuven, Belgium; and Barcelona, Spain.
- He even obtained the SKF Gastroenterology travelling fellowship in the year 1985.
- During his medical practice, he has received several awards in his professional career. Heyl Award (1984), The Honorary Silver Medal from the University of Pretoria (1990), Eugene Marais Branch-SA Academy of Arts and Science (1994) and Roussel-SAGES award (1996) are a named few.
- His medical interest lies in the management of Irritable Bowel Syndrome (IBS), Inflammatory Bowel Disease, Gallbladder Disease, GERD, Chronic liver diseases (hepatosteatosis, chronic hepatitis B, chronic hepatitis C, liver cirrhosis), Gastroesophageal Reflux Disease, etc.
- Dr.Elwin Buchel has shared his medical knowledge through national and international publications and is an active guest speaker in scientific meetings.
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- Dr.Elwin Buchel is a Gastroenterologist with nearly 51+ years of experience to his credit.
- He completed his MBChB and M. Med (Int.) in 1970 and 1983 respectively. He was awarded a doctorate (Medicine) in 2008 from the University of Pretoria.
- He reaped his post-graduate training in various parts of the world including Amsterdam, Netherlands; Pittsburgh, USA; Paris, France; Leuven, Belgium; and Barcelona, Spain.
- He even obtained the SKF Gastroenterology travelling fellowship in the year 1985.
- During his medical practice, he has received several awards in his professional career. Heyl Award (1984), The Honorary Silver Medal from the University of Pretoria (1990), Eugene Marais Branch-SA Academy of Arts and Science (1994) and Roussel-SAGES award (1996) are a named few.
- His medical interest lies in the management of Irritable Bowel Syndrome (IBS), Inflammatory Bowel Disease, Gallbladder Disease, GERD, Chronic liver diseases (hepatosteatosis, chronic hepatitis B, chronic hepatitis C, liver cirrhosis), Gastroesophageal Reflux Disease, etc.
- Dr.Elwin Buchel has shared his medical knowledge through national and international publications and is an active guest speaker in scientific meetings.

Prof. Dr. Hassan Siegfried Abou-Rebyeh
Medical Gastroenterologist
- Prof. Dr. Hassan Siegfried Abou-Rebyeh is a renowned Gastroenterologist, based in Abu Dhabi with an experience of more than 41 years in his field.
- He pursued his Bachelor’s Degree (Human Medicine) from Medical College (1980) and PhD from the Institute of Infection and Microbiology (1989), both affiliated to Free University, Germany.
- Further, into his career, he completed his MSc (Study Evidence-Based Health Care) from Oxford University, the UK in 2009.
- His dedicated areas of interest lie in dealing with issues related to Gastroenterology, Endoscopy, and Hepatology.
- Additionally, he even specializes in interventional endoscopy that includes gastroscopy, enteroscopy, colonoscopy, ERCP, PTC, video capsule, cholangioscopy, endoscopic ultrasound.
- Prof. Dr. Hassan Siegfried Abou-Rebyeh has been the firsthand author of 34 original publications, delivered almost 28 peer-reviewed papers in international medical journals, addressed 6 book chapters and has prepared more than 200 international congress presentations.
- He is also an analyst in numerous international medical journals on topics related to endoscopy and gut.
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- Prof. Dr. Hassan Siegfried Abou-Rebyeh has been the firsthand author of 34 original publications, delivered almost 28 peer-reviewed papers in international medical journals, addressed 6 book chapters and has prepared more than 200 international congress presentations.
- Prof. Dr. Hassan Siegfried Abou-Rebyeh is a renowned Gastroenterologist, based in Abu Dhabi with an experience of more than 41 years in his field.
- He pursued his Bachelor’s Degree (Human Medicine) from Medical College (1980) and PhD from the Institute of Infection and Microbiology (1989), both affiliated to Free University, Germany.
- Further, into his career, he completed his MSc (Study Evidence-Based Health Care) from Oxford University, the UK in 2009.
- His dedicated areas of interest lie in dealing with issues related to Gastroenterology, Endoscopy, and Hepatology.
- Additionally, he even specializes in interventional endoscopy that includes gastroscopy, enteroscopy, colonoscopy, ERCP, PTC, video capsule, cholangioscopy, endoscopic ultrasound.
- Prof. Dr. Hassan Siegfried Abou-Rebyeh has been the firsthand author of 34 original publications, delivered almost 28 peer-reviewed papers in international medical journals, addressed 6 book chapters and has prepared more than 200 international congress presentations.
- He is also an analyst in numerous international medical journals on topics related to endoscopy and gut.

Dr. Ahmed Marwan
Dr. Ahmed Marwan is a distinguished Consultant Gastroenterologist and Hepatologist at Burjeel Hospital, Abu Dhabi, with 14 years of international transplant and clinical practice.
He specializes in post-liver transplant management, diagnostic and therapeutic endoscopy, inflammatory bowel disease, liver cirrhosis, and gastrointestinal pathology.
Fellowship-trained at Toronto General Hospital and certified by the Royal College of Canada, Dr. Marwan has managed over 1,100 post-liver transplant patients.
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Dr. Ahmed Marwan is a distinguished Consultant Gastroenterologist and Hepatologist at Burjeel Hospital, Abu Dhabi, with 14 years of international transplant and clinical practice.
He specializes in post-liver transplant management, diagnostic and therapeutic endoscopy, inflammatory bowel disease, liver cirrhosis, and gastrointestinal pathology.
Fellowship-trained at Toronto General Hospital and certified by the Royal College of Canada, Dr. Marwan has managed over 1,100 post-liver transplant patients.

Dr. Khalid Barakat
Medical GastroenterologistDr. Khalid Barakat is a senior Consultant Gastroenterologist and Hepatologist at Burjeel Hospital, Abu Dhabi, with 21 years of clinical practice.
He specializes in diagnostic and therapeutic upper GI endoscopy, colonoscopy, inflammatory bowel disease (IBD), and chronic liver diseases.
Holding advanced postgraduate credentials, Dr. Barakat provides evidence-based digestive and liver disease management.
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Dr. Khalid Barakat is a senior Consultant Gastroenterologist and Hepatologist at Burjeel Hospital, Abu Dhabi, with 21 years of clinical practice.
He specializes in diagnostic and therapeutic upper GI endoscopy, colonoscopy, inflammatory bowel disease (IBD), and chronic liver diseases.
Holding advanced postgraduate credentials, Dr. Barakat provides evidence-based digestive and liver disease management.

Dr. Mohamed Musa
Medical GastroenterologistDr. Mohamed Musa is a premier Consultant Gastroenterologist and Hepatologist at Burjeel Hospital, Abu Dhabi, with 25 years of practice.
He specializes in diagnostic and therapeutic upper GI endoscopy, colonoscopy, inflammatory bowel disease, liver cirrhosis, and digestive bleeding control.
Holding UK fellowships (FRCP), Dr. Musa delivers evidence-based diagnostic and therapeutic gastroenterology.
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Dr. Mohamed Musa is a premier Consultant Gastroenterologist and Hepatologist at Burjeel Hospital, Abu Dhabi, with 25 years of practice.
He specializes in diagnostic and therapeutic upper GI endoscopy, colonoscopy, inflammatory bowel disease, liver cirrhosis, and digestive bleeding control.
Holding UK fellowships (FRCP), Dr. Musa delivers evidence-based diagnostic and therapeutic gastroenterology.
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