
Dr. Vito Annese
Surgical Gastroenterologist
- Dr. Vito Annese is a renowned Gastroenterologist practicing for more than 35 years in the field of patient management, advanced research in the ‘Gastroenterology’ domain.
- He holds expertise in the treatment of IBS syndrome, Achalasia, Constipation, Liver Diseases, and many more.
- He has research and publications in national and international journals.
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- Dr. Vito Annese is a renowned Gastroenterologist practicing for more than 35 years in the field of patient management, advanced research in the ‘Gastroenterology’ domain.
- He holds expertise in the treatment of IBS syndrome, Achalasia, Constipation, Liver Diseases, and many more.
- He has research and publications in national and international journals.

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. Hadiel Azzam Kaiyasah
Colorectal SurgeonDr. Hadiel Azzam Kaiyasah is a leading Consultant General Surgeon specialising in Colorectal Surgery, Proctology, and Pelvic Floor disorders. With over 15 years of dedicated experience, she is recognised as one of Dubai's top female proctologists and offers highly specialised, compassionate, and minimally invasive care for complex conditions.
Why Choose Dr. Kaiyasah?
- Deep Specialised Expertise: Dr. Kaiyasah is an expert General Surgeon with over 15 years of focused experience to ensure the best possible outcomes for every patient.
- Expert in Proctology & Pelvic Floor Health: She is an expert in diagnosing and treating complex and recurrent conditions, including haemorrhoids, anal fistulae, pilonidal sinus, rectal prolapse, rectocele, faecal incontinence, and constipation.
- Proficiency in Minimally Invasive Surgery: Dr. Kaiyasah is skilled in laparoscopic approaches for procedures such as cholecystectomy (gallbladder removal), appendectomy, and hernia repair, prioritising patient comfort and faster recovery.
- Academic Leader: She completed her MBBS from Dubai Medical College, UAE, and holds certification from the European Board of Coloproctology, Munich, Germany.
- Internationally Recognised Qualifications: Dr. Kaiyasah is also a fellowship holder from the Royal London Hospital in Proctology and Pelvic Floor Surgery and a Membership of the Royal College of Physicians and Surgeons of Glasgow (MRCS).
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Dr. Hadiel Azzam Kaiyasah is a leading Consultant General Surgeon specialising in Colorectal Surgery, Proctology, and Pelvic Floor disorders. With over 15 years of dedicated experience, she is recognised as one of Dubai's top female proctologists and offers highly specialised, compassionate, and minimally invasive care for complex conditions.
Why Choose Dr. Kaiyasah?
- Deep Specialised Expertise: Dr. Kaiyasah is an expert General Surgeon with over 15 years of focused experience to ensure the best possible outcomes for every patient.
- Expert in Proctology & Pelvic Floor Health: She is an expert in diagnosing and treating complex and recurrent conditions, including haemorrhoids, anal fistulae, pilonidal sinus, rectal prolapse, rectocele, faecal incontinence, and constipation.
- Proficiency in Minimally Invasive Surgery: Dr. Kaiyasah is skilled in laparoscopic approaches for procedures such as cholecystectomy (gallbladder removal), appendectomy, and hernia repair, prioritising patient comfort and faster recovery.
- Academic Leader: She completed her MBBS from Dubai Medical College, UAE, and holds certification from the European Board of Coloproctology, Munich, Germany.
- Internationally Recognised Qualifications: Dr. Kaiyasah is also a fellowship holder from the Royal London Hospital in Proctology and Pelvic Floor Surgery and a Membership of the Royal College of Physicians and Surgeons of Glasgow (MRCS).

Dr. Mohamad Khair Ojjeh
Surgical Gastroenterologist
- Dr. Mohamad Khair Ojjeh is a well-known Gastroenterologist and Hepatologist, based in Dubai with extensive 30+ years of experience.
- He completed his MBChB in gastroenterology from Nice University, France, and an MD in General Medicine from Syria. Later, he did DIS in hepatic-gastroenterology and a DU in digestive endoscopy therapeutic and diagnostic.
- Dr. Ojjeh has worked at a number of hospitals in the UAE and Syria such as Al Zahra Hospital, Saudi German Hospital, Hannover Medical Centre, Arab Health Doctors in the UAE, and Shamie Hospital in Damascus, Syria.
- He is a member of the Syrian Gastroenterology Society, the Emirates Society of Gastroenterology, and is a gastroenterology consultant in the Ministry of Health, Syria.
- Dr. Khair specializes in endoscopy, ERCP (endoscopic retrograde cholangiopancreatography), USS, and stretta therapy for the treatment of GERD.
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- Dr. Mohamad Khair Ojjeh is a well-known Gastroenterologist and Hepatologist, based in Dubai with extensive 30+ years of experience.
- He completed his MBChB in gastroenterology from Nice University, France, and an MD in General Medicine from Syria. Later, he did DIS in hepatic-gastroenterology and a DU in digestive endoscopy therapeutic and diagnostic.
- Dr. Ojjeh has worked at a number of hospitals in the UAE and Syria such as Al Zahra Hospital, Saudi German Hospital, Hannover Medical Centre, Arab Health Doctors in the UAE, and Shamie Hospital in Damascus, Syria.
- He is a member of the Syrian Gastroenterology Society, the Emirates Society of Gastroenterology, and is a gastroenterology consultant in the Ministry of Health, Syria.
- Dr. Khair specializes in endoscopy, ERCP (endoscopic retrograde cholangiopancreatography), USS, and stretta therapy for the treatment of GERD.
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Dr. Arindam Ghosh
Surgical Gastroenterologist
- With 28+ years of experience, Dr. Arindam Ghosh is the most notable Surgical Gastroenterologist in UAE.
- Dr. Arindam Ghosh specializes in Gastrointestinal & Hepatopancreatobilary Cancer, Re-do Bariatric Surgery, Laparoscopic Cancer Surgery and Liver Transplant.
- He is a member of the IASG (Indian Association of Surgical Gastroenterology), the OSSI (Obesity Surgery Society of India), the IASGO (International Association of Surgeons, Gastroenterologists and Oncologists) and the GAPIO (Global Association of Physicians Of Indian Origin).
- Dr. Arindam Ghosh has several international publications, essays, and presentations to his name.
- He has completed MBBS (1989) from Calcutta University, India.
- He has done MS (1994) from a prestigious college of Jabalpur, Madhya Pradesh, India.
- He has an MCh (1997) from the University Of Delhi, India.
- Dr. Arindam Ghosh is well-versed in Hindi, Bengali and English.
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- With 28+ years of experience, Dr. Arindam Ghosh is the most notable Surgical Gastroenterologist in UAE.
- Dr. Arindam Ghosh specializes in Gastrointestinal & Hepatopancreatobilary Cancer, Re-do Bariatric Surgery, Laparoscopic Cancer Surgery and Liver Transplant.
- He is a member of the IASG (Indian Association of Surgical Gastroenterology), the OSSI (Obesity Surgery Society of India), the IASGO (International Association of Surgeons, Gastroenterologists and Oncologists) and the GAPIO (Global Association of Physicians Of Indian Origin).
- Dr. Arindam Ghosh has several international publications, essays, and presentations to his name.
- He has completed MBBS (1989) from Calcutta University, India.
- He has done MS (1994) from a prestigious college of Jabalpur, Madhya Pradesh, India.
- He has an MCh (1997) from the University Of Delhi, India.
- Dr. Arindam Ghosh is well-versed in Hindi, Bengali and English.

Dr. Abtan Ahmad Al-Talafih
Medical Gastroenterologist
- Dr. Abtan Ahmad Al-Talafih is a well-known name in the field of Gastroenterology with extensive 35+ years of experience.
- His area of key interest lies in the management of diseases ranging from gastritis, acidity and heartburn to IBS, GERD, chronic abdominal pain, chronic diarrhoea and constipation, acute and chronic hepatitis, ulcerative colitis and Crohn's disease, liver cirrhosis, diseases of the oesophagus, pancreatic diseases, functional GIT disorders and peptic ulcer disease.
- Dr. Ahmad completed his graduation from the University of Basra, School of Medicine, Basra, Iraq, followed by a Diploma in Gastroenterology and Hepatology from the repued Jordanian Medical Council, Jordan.
- He is a member of the Jordanian Gastroenterology Society, One examination Group, Jordan Society of Allergy and Immunology, Jordanian Society of Internal Medicine, and the British and European Society of Gastroenterology and Hepatology.
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- Dr. Abtan Ahmad Al-Talafih is a well-known name in the field of Gastroenterology with extensive 35+ years of experience.
- His area of key interest lies in the management of diseases ranging from gastritis, acidity and heartburn to IBS, GERD, chronic abdominal pain, chronic diarrhoea and constipation, acute and chronic hepatitis, ulcerative colitis and Crohn's disease, liver cirrhosis, diseases of the oesophagus, pancreatic diseases, functional GIT disorders and peptic ulcer disease.
- Dr. Ahmad completed his graduation from the University of Basra, School of Medicine, Basra, Iraq, followed by a Diploma in Gastroenterology and Hepatology from the repued Jordanian Medical Council, Jordan.
- He is a member of the Jordanian Gastroenterology Society, One examination Group, Jordan Society of Allergy and Immunology, Jordanian Society of Internal Medicine, and the British and European Society of Gastroenterology and Hepatology.

Dr. Najib Zeidan
Medical Gastroenterologist
- With 34+ years of experience, Dr. Najib Zeidan is the most prominent Medical Gastroenterologist in UAE.
- Dr. Najib Zeidan specializes in Appendectomy, Digestive Endoscopy- diagnostic and therapeutical management, Chronic hepatobiliary diseases, all cases related to the abdomen and Colonoscopy / Gastroscopy and diagnostic procedures.
- Dr. Najib Zeidan has several international publications, essays, and presentations to his name.
- He has completed MD from Damascus University, Syria.
- He has a C.E.S (Gastroenterology) from Tours University, France.
- Dr. Najib Zeidan is well-versed in Arabic and English.
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- With 34+ years of experience, Dr. Najib Zeidan is the most prominent Medical Gastroenterologist in UAE.
- Dr. Najib Zeidan specializes in Appendectomy, Digestive Endoscopy- diagnostic and therapeutical management, Chronic hepatobiliary diseases, all cases related to the abdomen and Colonoscopy / Gastroscopy and diagnostic procedures.
- Dr. Najib Zeidan has several international publications, essays, and presentations to his name.
- He has completed MD from Damascus University, Syria.
- He has a C.E.S (Gastroenterology) from Tours University, France.
- Dr. Najib Zeidan is well-versed in Arabic and English.

Dr. Daniel Serralta
General Surgeon
- Dr. Daniel Serralta is a renowned General Surgeon with more than 15 years of experience.
- His interests are Colon and Rectum laparoscopic surgery, Trans Anal Minimally Invasive Surgery, Fistula in ano laser treatment, Hemorroids laser treatment, Pilonidal Sinus advanced treatments, Rectus Diastasis Endoscopic Repair, Laparoscopic hernia repair, Laparoscopic cholecystectomy and Hiatal hernia laparoscopic repair.
- He is a member of the European Society of Coloproctology, the Asociación Española de Coloproctología, the Asociación Española de Cirujanos (AEC) and the Emirates Medical Association.
- He studied MBBS (2003) at the University of Alcalá, Madrid.
- He did his Specialty Training in General and Digestive surgery in Madrid.
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- Dr. Daniel Serralta is a renowned General Surgeon with more than 15 years of experience.
- His interests are Colon and Rectum laparoscopic surgery, Trans Anal Minimally Invasive Surgery, Fistula in ano laser treatment, Hemorroids laser treatment, Pilonidal Sinus advanced treatments, Rectus Diastasis Endoscopic Repair, Laparoscopic hernia repair, Laparoscopic cholecystectomy and Hiatal hernia laparoscopic repair.
- He is a member of the European Society of Coloproctology, the Asociación Española de Coloproctología, the Asociación Española de Cirujanos (AEC) and the Emirates Medical Association.
- He studied MBBS (2003) at the University of Alcalá, Madrid.
- He did his Specialty Training in General and Digestive surgery in Madrid.

Dr Iram Nasir
General Surgeon
- With more than 18 years of experience, Dr Iram Nasir is a General Surgeon by training.
- Her special areas of interest are THD-doppler for haemorrhoids surgery, thyroid and breast surgeries, gall bladder and hernia surgeries.
- She is a member of the the Association of Surgeons of India, and the Emirates Medical Association.
- Dr Iram Nasir graduated from Christian Medical College, Vellore, India with an MBBS (2002).
- She obtained her MS from Sri Devraj Urs Medical College, Kolar, India.
- She did THD Doppler Training Course for Haemorrhoids in Italy.
- Dr Iram Nasir did a Fellowship in Laparoscopy from World Laparoscopy Hospital, Delhi, India.
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- With more than 18 years of experience, Dr Iram Nasir is a General Surgeon by training.
- Her special areas of interest are THD-doppler for haemorrhoids surgery, thyroid and breast surgeries, gall bladder and hernia surgeries.
- She is a member of the the Association of Surgeons of India, and the Emirates Medical Association.
- Dr Iram Nasir graduated from Christian Medical College, Vellore, India with an MBBS (2002).
- She obtained her MS from Sri Devraj Urs Medical College, Kolar, India.
- She did THD Doppler Training Course for Haemorrhoids in Italy.
- Dr Iram Nasir did a Fellowship in Laparoscopy from World Laparoscopy Hospital, Delhi, India.

Dr. Sadir Alrawi
General Surgeon
- Dr. Sadir Alrawi is an American Board Certified Oncology Specialist possessing more than 28 years of experience.
- He holds expertise in Gastrointestinal Oncology, Endocrine Surgery including adrenal, parathyroid, and thyroid.
- He obtained training certifications in Medical Oncology from various institutes including Roswell Park, Cancer Institute, Buffalo, Royal Free Hospital, UC of London, and Ninewells Hospital, U of Dundee.
- In 2006, he completed his fellowships in Head & Neck Oncology and Surgical Oncology from Roswell Park Cancer Institute (NCI) designated.
- He completed his advanced training in Laparoscopic Oncology with Prof. Alfred Cuschieri in 1993 followed by advanced training in colorectal oncology with E Lloyd Davis in Cornwall in 1995 and surgical oncology with Prof. Marc Winslett in 1996.
- He has been invited as a ‘Guest Speaker’ at various events to spread awareness about cancer management.
- He has more than 50 publications in peer-reviewed journals, over 150 presentations in national and international meetings, and 10 book chapters published in textbooks.
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- Dr. Sadir Alrawi is an American Board Certified Oncology Specialist possessing more than 28 years of experience.
- He holds expertise in Gastrointestinal Oncology, Endocrine Surgery including adrenal, parathyroid, and thyroid.
- He obtained training certifications in Medical Oncology from various institutes including Roswell Park, Cancer Institute, Buffalo, Royal Free Hospital, UC of London, and Ninewells Hospital, U of Dundee.
- In 2006, he completed his fellowships in Head & Neck Oncology and Surgical Oncology from Roswell Park Cancer Institute (NCI) designated.
- He completed his advanced training in Laparoscopic Oncology with Prof. Alfred Cuschieri in 1993 followed by advanced training in colorectal oncology with E Lloyd Davis in Cornwall in 1995 and surgical oncology with Prof. Marc Winslett in 1996.
- He has been invited as a ‘Guest Speaker’ at various events to spread awareness about cancer management.
- He has more than 50 publications in peer-reviewed journals, over 150 presentations in national and international meetings, and 10 book chapters published in textbooks.

Dr Merezban Piloo Katrak
General Surgeon
- Having more than 22 years of experience, Dr Merezban Piloo Katrak is a well-known General Surgeon.
- He has rich experience in major Abdominal Surgeries, minimally invasive Daycare Surgeries along with Laparoscopic Hernia, Gall Bladder, Anorectal, Pilonidal, Varicose Veins and Breast Surgeries.
- He is a member of the European Association for Endoscopic Surgery, the National Academy of Medical Sciences, the Indian Association of Gastro Intestinal Endo Surgeons, the Asia Pacific Hernia Society, the Indian Society of Gastroenterologist, and the Emirates Medical Association.
- Dr Merezban Piloo Katrak graduated from Mumbai, India with an MBBS.
- He obtained his DNB from National Board of Examinations, New Delhi.
- He further attained his FRCS & MRCS from the Royal College of Physicians & Surgeons of Glasgow, Scotland; MRCS from The Royal College of Surgeons of Edinburgh, Ireland.
- He has Fellowship in Advanced Laparoscopic Surgery and Bariatrics & Metabolic Surgery from Indian Association of Gastro-Intestinal Endo Surgeons (I.A.G.E.S), New Delhi, India.
- He has Fellowship in Minimal Access Surgery from Sir Ganga Ram Hospital, New Delhi, India.
- Dr Merezban Piloo Katrak also underwent training in Haemorrhoidal THD procedures at Policlinico Gemelli Hospital, Italy and Hemorrhoids HAL procedure at Barmherzige Schwestern Hospital - Vienna, Austria.
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- Having more than 22 years of experience, Dr Merezban Piloo Katrak is a well-known General Surgeon.
- He has rich experience in major Abdominal Surgeries, minimally invasive Daycare Surgeries along with Laparoscopic Hernia, Gall Bladder, Anorectal, Pilonidal, Varicose Veins and Breast Surgeries.
- He is a member of the European Association for Endoscopic Surgery, the National Academy of Medical Sciences, the Indian Association of Gastro Intestinal Endo Surgeons, the Asia Pacific Hernia Society, the Indian Society of Gastroenterologist, and the Emirates Medical Association.
- Dr Merezban Piloo Katrak graduated from Mumbai, India with an MBBS.
- He obtained his DNB from National Board of Examinations, New Delhi.
- He further attained his FRCS & MRCS from the Royal College of Physicians & Surgeons of Glasgow, Scotland; MRCS from The Royal College of Surgeons of Edinburgh, Ireland.
- He has Fellowship in Advanced Laparoscopic Surgery and Bariatrics & Metabolic Surgery from Indian Association of Gastro-Intestinal Endo Surgeons (I.A.G.E.S), New Delhi, India.
- He has Fellowship in Minimal Access Surgery from Sir Ganga Ram Hospital, New Delhi, India.
- Dr Merezban Piloo Katrak also underwent training in Haemorrhoidal THD procedures at Policlinico Gemelli Hospital, Italy and Hemorrhoids HAL procedure at Barmherzige Schwestern Hospital - Vienna, Austria.

Dr. Rajesh Devassy
Obesity and Bariatric Surgeon
- Dr. Rajesh Devassy is a skilled Advanced Laparoscopic, Minimal Access and Bariatric Surgeon with +22 years of professional experience.
- He has performed more than 38,000 Laparoscopic Surgeries and holds a key position in his field of expertise.
- His interests are Advanced Minimal-access Surgery and Laparoscopic Pelvic Reconstructive and Oncological Surgery.
- He is a member of the European Society for Gynecological Endoscopy, the European Academy of Gynaecological Surgery, the Emirates Minimal Invasive Surgery, the European Society for Gynecological Endoscopy and the Dubai Health Authority.
- He obtained an MBBS (1998) from the University of Mysore, India.
- He acquired an MS (2003) from Rajiv Gandhi University of Health Sciences Karnataka, India.
- He has PhD from the University of Medicine, Germany.
- He has a Diploma in Advanced Gynaecological minimal-invasive surgery from the Pius Hospital, Oldenburg, Germany.
- He has Advanced Ultrasonography Training from LTMG Medical College Hospital, India.
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- Dr. Rajesh Devassy is a skilled Advanced Laparoscopic, Minimal Access and Bariatric Surgeon with +22 years of professional experience.
- He has performed more than 38,000 Laparoscopic Surgeries and holds a key position in his field of expertise.
- His interests are Advanced Minimal-access Surgery and Laparoscopic Pelvic Reconstructive and Oncological Surgery.
- He is a member of the European Society for Gynecological Endoscopy, the European Academy of Gynaecological Surgery, the Emirates Minimal Invasive Surgery, the European Society for Gynecological Endoscopy and the Dubai Health Authority.
- He obtained an MBBS (1998) from the University of Mysore, India.
- He acquired an MS (2003) from Rajiv Gandhi University of Health Sciences Karnataka, India.
- He has PhD from the University of Medicine, Germany.
- He has a Diploma in Advanced Gynaecological minimal-invasive surgery from the Pius Hospital, Oldenburg, Germany.
- He has Advanced Ultrasonography Training from LTMG Medical College Hospital, India.
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