Abdullah Almahmoud
Consultant Internal Medicine and Gastroenterology and Hepatology
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Biography.
Dr Abdullah Al-Mahmoud is a Consultant in Internal Medicine, Gastroenterology and Hepatology at King’s College Hospital London – Jeddah, and an Adjunct Assistant Professor of Medicine at Alfaisal University. With more than 10 years of clinical experience, he provides consultant-led care for adults with digestive, liver and general medical conditions.
His practice encompasses reflux, irritable bowel syndrome, inflammatory bowel disease and chronic liver disease. He performs gastroscopy and colonoscopy, including tissue sampling, polyp removal and endoscopic treatment of gastrointestinal bleeding. His clinical interests include biologic therapy, fatty liver disease, autoimmune hepatitis and colorectal cancer prevention.
Dr Al-Mahmoud emphasises attentive listening, clear explanations and individualised treatment plans. His internal medicine background supports coordinated care for patients with several coexisting conditions. He provides consultations in Arabic and English.
Alongside clinical practice, he contributes to medical education, scientific committees and research in gastroenterology and liver disease.
Awards and Academic Recognition • American College of Physicians — U.S. National Winner, Philadelphia. • ACP Doctors’ Dilemma, Saudi Arabia Chapter — First Place. • Saudi Commission for Health Specialties — Best-In-Training Resident Award. • First Honours and Dean’s List recognition, Alfaisal University. • Boeing Company academic scholarship. • King Faisal Foundation scholarship.
Areas of expertise.
Education and training.
- 01MBBS, Alfaisal University, Riyadh, 2014
- 02Saudi Board in Internal Medicine, King Faisal Specialist Hospital & Research Centre, Jeddah, 2019
- 03Saudi Fellowship in Adult Gastroenterology, King Faisal Specialist Hospital & Research Centre, Jeddah, 2023
- 04European Specialty Examination in Gastroenterology and Hepatology, 2022
Licenses and certifications.
- 01 Consultant registration in Internal Medicine/Gastroenterology — Saudi Commission for Health Specialties.
- 02 Saudi Board in Internal Medicine
- 03Saudi Fellowship in Adult Gastroenterology
- 04European Specialty Examination in Gastroenterology and Hepatology — awarded May 2022; jointly certified by the Federation of Royal Colleges of Physicians of the United Kingdom, the British Society of Gastroenterology, and the European Board of Gastroenterology and Hepatology.
- 05Small Bowel Video Capsule Endoscopy — Mayo Clinic continuing professional development training and competency assessment
Professional affiliations.
- Adjunct Assistant Professor of Medicine, College of Medicine, Alfaisal University
- Member, American College of Physicians (ACP); Current Member and Former Head of the Scientific Committee, Saudi Arabia Chapter.
- Member, American Society for Gastrointestinal Endoscopy (ASGE).
- Member, European Society of Gastrointestinal Endoscopy (ESGE)
- Member, Saudi Gastroenterology Association (SGA).
- Society Member and Committee Member, Saudi Society for the Study of Liver Diseases and Transplantation (SASLT).
Books and publications.
- 01Associations of Vitamin D, Hepatic Function, and Inflammatory Biomarkers with Obesity: A Cross-Sectional Analysis. Bioinformation. 2026.
- 02 COVID-19 vaccine-associated liver injury and autoimmune hepatitis: a case series. Annals of Medicine & Surgery. 2026;88(5):2731–2737. DOI: 10.1097/MS9.0000000000004890.
- 03 First Case of Tracheobronchopathia Osteochondroplastica in an 82-Year-Old Patient From Saudi Arabia. Laryngoscope Investigative Otolaryngology. 2025. DOI: 10.1002/lio2.70093.
- 04Asthma prevalence among United States population: insights from NHANES data analysis. Scientific Reports. 2024;14:8059. DOI: 10.1038/s41598-024-58429-5.
- 05Exploring Promising Therapies for Non-Alcoholic Fatty Liver Disease: A ClinicalTrials.gov Analysis. Diabetes, Metabolic Syndrome and Obesity. 2024;17:545–561. DOI: 10.2147/DMSO.S448476.
