Consultant Staff

Dr. Ayesha Akbar MBChB (Hons) MRCP PhD

Ayesha Akbar joined the St Mark's consultant physician staff in 2010. Her clinical interests include general gastroenterology with a focus in inflammatory bowel disease. She also has an interest in abdominal pain and irritable bowel syndrome, especially in the overlap cases with inflammatory bowel disease, and sits on the British Society of Gastroenterology Neurogastroenterology committee...

Miss. Samar AL-Homoud MBBS, EBSQ ( Coloproctology)
Honorary Visiting Consultant Surgeon

Miss Samar AL-Homoud joined St Mark’s hospital in May 2012 as an Honorary Visiting Consultant Surgeon. She is currently a consultant colorectal surgeon at The King Faisal Specialist Hospital and Research Center, Riyadh, Saudi Arabia . Samar AL-Homoud completed her general surgical board training at King Faisal Specialist Hospital and Research Center, Riyadh, Saudi Arabia; she was the first female in Saudi to receive a scholarship for training as a fellow in colorectal surgery at St Mark’s Hospital in 2002...

Dr. Naila Arebi
Consultant Gastroenterologist

Naila Arebi graduated as a Doctor of Medicine from the University of Malta Medical School. She pursued her post-graduate training in Oxford and London leading to accreditation in Gastroenterology and General Medicine in 2004. During her training she undertook a period of research at ImperialCollege, HammersmithHospital, under the supervision of Prof John Calam...

Dr. David Burling (MBBS MRCP FRCR)
Consultant Radiologist

David is a Consultant Radiologist and expert in bowel cancer and inflammatory bowel disease imaging. David is Program Director for the St. Mark's Virtual Colonoscopy (VC, CT colonography) program, which is internationally renowned for excellence in clinical practice and research. David has authored over forty publications and has a distinction MD thesis in VC...

Prof. Stephen Chadwick (MS FRCS)
Consultant Surgeon

Professor Stephen Chadwick MS FRCS Stephen Chadwick was appointed to Northwick Park Hospital in 1990 and to the staff of St Marks in 1995. He is a General Gastro Intestinal Surgeon with interests in Colorectal and general Laparoscopic Surgery. After clinical and research appointments under Professor Hugh Dudley he joined Professor Lynne Baker’s department in Durban South Africa where his interest in the management of colonic disease and trauma was instilled...

Prof. Sue Clark MA MB BChir MD FRCS(Gen Surg)
Consultant Colorectal Surgeon

Sue Clark trained in medicine at Cambridge University and St Thomas's Hospital Medical School in London. She embarked on specialist training in obstetrics and gynaecology, but after two years switched to general and colorectal surgery. Sue spent two years in full time research at St Mark's Hospital with an Imperial Cancer Research Fund fellowship...

Dr. Simon Gabe MD MSc BSc MBBS FRCP
Consultant Gastroenterologist

Simon Gabe is a Consultant Gastroenterologist at St Mark's Hospital in Harrow. St Mark's has a National and International reputation in disorders of the gastrointestinal tract, especially inflammatory bowel disease, nutrition and intestinal failure, endoscopy and complex surgery. He Co-Chairs the supra-regionally funded Intestinal Failure service, one of two centers in the UK funded to provide this service...

Dr. Arun Gupta MBChB MRCP FRCR
Consultant Radiologist

Arun is a Consultant Radiologist with particular expertise in imaging of the small bowel particularly utilising newer MRI techniques. He also has a significant clinical and research interest in St. Mark's Virtual Colonoscopy (VC, CT colonography) program. He is currently playing a leading role in the research of colonic stents for the treatment of colorectal cancer and use of MRI for improved assessment of rectal cancer...

Dr. Ailsa Hart BA (Hons) BMBCh MRCP PhD

Dr Ailsa Hart trained in medicine at Oxford University and was awarded a First Class Honours Degree in Physiological Sciences in 1992 and the George Pickering Prize for Medicine and Surgery Proxime Accessit in 1995. She achieved Membership of the Royal College of Physicians in 1998 and trained in gastroenterology and general internal medicine in London...

Dr. Adam Haycock MBBS BSc MRCP MD
Consultant Gastroenterologist and Endoscopist

Dr Adam Haycock is a consultant physician and gastroenterologist who joined the consultant staff in 2011. He specialises in endoscopy with a particular interest in colonoscopy and therapeutic endoscopy, including polypectomy, endoscopic mucosal resection, stent insertion, stricture dilatation and treatment of bleeding lesions...

Dr. Warren Hyer MB ChB FRCPCH MRCP
Paediatrician and Paediatric Gastroenterologist

Dr Warren Hyer is the Paediatric and Adolescent Gastroenterologist at St Mark's Hospital with clinics in paediatric inflammatory bowel disease and paediatric nutrition and allergy. He has published widely on polyposis syndromes in children and is the lead for the UK paediatric polyposis services...

Mr. Alberto Isla FRCS
Consultant Surgeon

Mr Alberto Isla FRCS Consultant laparoscopic Upper GI Surgeon Alberto Isla has been a Consultant Upper GI surgeon in West London for the last 13 years. He joined St Marks in April 2010. He is purely a laparoscopic upper GI surgeon with an interest and track record in benign and malignant laparoscopic gastroesophageal surgery and obesity, laparoscopic management of complex gallbladders and bile ducts and laparoscopic management of pancreatic insulinomas and adrenal tumours...

Dr. Meron Jacyna MD FRCP
Consultant Gastroenterologist

Private consultations; Secretary (Rosemary) on 07872962448. Or via Clementine-Churchill (0208 872 3838) or Northwick Park (0208 869 3390) Private consulting rooms Dr Meron Jacyna is a Consultant Gastroenterologist, working as part of the St Marks & Northwick Park Hospitals team. He is interested in all gastrointestinal and hepato-biliary diseases and undertakes the entire range of endoscopic procedures, including therapeutic gastroscopy, colonoscopy and ERCP...

Mr. Ian Jenkins
Consultant Surgeon

Mr Ian Jenkins Consultant Surgeon Ian Jenkins was appointed as Consultant Surgeon to St. Mark’s Hospital in 2008 following training in Coloproctology/ Surgical Oncology in the West of Scotland and St. Mark’s Hospital. He studied at the University of Glasgow and spent two years in post-graduate research at the University Department of Surgery, Western Infirmary, Glasgow...

Prof. Robin Kennedy MBBS FRCS
Dean, Consultant Surgeon

Professor Robin Kennedy qualified at King's College Hospital, London in 1976 and obtained the FRCS in 1980. His postgraduate training was undertaken in the South West of England, France and New Zealand. As a Wellcome Trust Fellow he spent two years with Professor Henri Sarles in Marseille, this period of research on pancreatitis led to an MS thesis in 1987...

Prof. Stella Knight BSc, PhD, FSB
Consultant Immunopathologist

Professor Stella Knight is an immunologist and pioneer in studies of dendritic cells; she has demonstrated their dual role in either initiating or blocking mucosal immunity . Over the last 10 years she has established the Immunopathology laboratory, the Antigen Presentation Research Group, Imperial College London(www...

Dr. Michele Marshall BSc MRCP FRCR
Consultant Radiologist and Clinical Lead

Michele has been a Consultant Radiologist at St Mark’s since 2001. As clinical lead for St Marks’ radiology she has overseen the continuing development of this internationally renowned department. Whilst all our radiologists share responsibility for specialised imaging in all areas of our practice, Michele’s particular expertise and interest lies in the imaging of complex intestinal disease...

Mr. Peter McDonald MS FRCS
Consultant Surgeon

Peter McDonald has been a Consultant General Surgeon at NorthwickPark and St. Mark's (NPM) since 1991. He is a gastrointestinal surgeon with a special interest in coloproctology, laparoscopic cholecystectomy, hernia surgery, gastroscopy, colonoscopy, paediatric general surgery and emergency gastrointestinal surgery...

Dr. Morgan Moorghen BSc MB ChB MD FRCPath
Consultant Histopathologist

Morgan Moorghen trained in medicine at the Universities of St Andrews and Manchester. His postgraduate training was undertaken in the University department of pathology, Newcastle upon Tyne where he acquired an interest in gastrointestinal pathology and was also an active member of the Newcastle cell-kinetics research group...

Dr. Jeremy Nightingale MB BS, FRCP, MD, Cert MHS
Consultant in Gastroenterology and Nutritional Support

Dr Nightingale returned to work at St Mark's Hospital on 10 April 2006 as a Consultant Gastroenterologist and General Physician having been a consultant at Leicester Royal Infirmary for exactly 10 years. He has a major interest in the management of patients with intestinal failure and inflammatory bowel disease...