Find a specialist

Mr Jonathan Wilson
Consultant Colorectal and General Surgeon
Available from 11 Nov
London
Colonic and Rectal CancerGallstonesDiseases of the Colon
Lead clinician for general and colorectal services at Whittington Health NHS Trust, chairing the London Clinic colorectal cancer MDT and performing over 200 laparoscopic procedures annually. Holds a PhD in colorectal cancer molecular medicine from the University of Leeds and trained at St Mark's and UCLH.
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Ms Linda Ferrari
Consultant Colorectal and Pelvic Floor Surgeon
Available from 11 Nov
London
Lower GI SurgeryGeneral Surgery
Consultant colorectal surgeon specialising in proctology, pelvic floor pathology, hidradenitis suppurativa and IBD. Trained in Italy and completed fellowships at St Mark's Hospital and the University of Washington, holds a PhD on perianal fistula imaging, and has published over 40 peer-reviewed articles.
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Professor Hemant Kocher
Consultant General and HPB Surgeon
Available from 13 Nov
London
Gall bladderPancreasLiver
Consultant general and hepato-biliary-pancreatic surgeon and professor of liver and pancreas surgery at Barts Cancer Institute. Runs a multi-disciplinary pancreas and liver research programme, directs the world's first national pancreas tissue bank, and pioneered tumour-stroma research in pancreatic cancer.
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Mr Chris Nicolay
Consultant Colorectal & General Surgeon
Available from 16 Nov
London
Haemorrhoids HerniaColonoscopy
Clinical director and consultant colorectal surgeon at Chelsea and Westminster and West Middlesex Hospitals. Trained at Cambridge and Imperial College London with a PhD and laparoscopic fellowship. Specialises in haemorrhoids, fissure, fistula, colonoscopy, pilonidal laser treatment, bowel cancer resection, hernia and abdominal wall reconstruction.
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Mr Lalin Navaratne
Consultant General, Upper GI & Abdominal Wall Surgeon
Available from 17 Nov
London
General SurgeryUpper GI SurgeryAbdominal Wall Surgery
Consultant general, upper GI and abdominal wall surgeon at Imperial College Healthcare NHS Trust, also serving as a Lieutenant Colonel in the British Armed Forces. Specialist in hernia, diastasis recti and gallstone surgery, graduated top of his class at UCL, and has published over 60 peer-reviewed papers.
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Mr Josef Watfah
Consultant General Surgeon
Available from 18 Nov
London
General SurgeryColorectal surgeryColoproctology
Consultant general and colorectal surgeon with international training in Austria and the UK, including roles at St Mark's Hospital and London North West University Healthcare NHS Trust. Specialist diploma equivalent to UK CCT, FEBS in coloproctology, and expertise in IBD, hernia and emergency general surgery.
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Mr Trystan Lewis
Consultant General Surgeon
Available from 27 Nov
London
Gallstone DiseasePilonidal DiseaseLaparoscopic Cholecystectomy
Consultant general and upper gastrointestinal surgeon, specialising in minimally invasive abdominal surgery including gallbladder surgery and hernia repair. Senior NHS post at Epsom and St Helier, where he co-leads a complex abdominal wall unit, holding a PhD in surgical innovation from Imperial College London.
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Mr Alex Leo
Consultant General Surgeon
Available from 09 Dec
London
Pelvic Floor DiseasesHaemorrhoidsAnal Fissure
Consultant general, colorectal and pelvic floor surgeon specialising in complex proctology, faecal incontinence and obstructed defecation. His expertise includes anorectal diagnostics, and minimally invasive treatments. He holds an MD from Imperial College London and teaches internationally.
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Professor Sanjay Purkayastha
Consultant Upper GI & Bariatric Surgeon
Available from 04 Jan
London
Hernias (of All Varieties)AppendicitisGallstones
Consultant general surgeon specialising in bariatric and upper GI surgery, and senior lecturer and trauma surgeon at Imperial College London/St Mary's Hospital. One of the first UK surgeons to perform robotic bariatric surgery, working within the Imperial Weight Centre's Tier 3/4 obesity service.
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Mr Oliver Warren
Consultant Colorectal and Hernia Surgeon
Available from 04 Jan
London
HaemorrhoidsFissure-in-anoPilonidal Disease
Consultant colorectal, hernia and robotic surgeon, and chair of Digestive Health, specialising in robotic colorectal cancer and hernia surgery and abdominal wall reconstruction. NHS consultant at Chelsea and Westminster since 2015, honorary clinical senior lecturer at Imperial College, and proctor for Intuitive Surgical.
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Mr James Kinross
Consultant Colorectal Surgeon
Available from 04 Jan
London
Gut MicrobiomeIrritable Bowel SyndromeConstipation and Chronic Diarrhoea
Colorectal surgeon specialising in minimally invasive surgery for colorectal cancer and IBD, with a research interest in surgical nutrition and the gut microbiome. Senior lecturer at Imperial College London, former NIHR clinical lecturer, with over 60 peer-reviewed publications and 30+ conference presentations.
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Mr Janindra Warusavitarne
Consultant Colorectal Surgeon
Available from 07 Jan
London
Inflammatory Bowel DiseasesIntestinal FailurePelvic Floor Diseases
Consultant colorectal surgeon specialising in intestinal failure, IBD, anal fistula, haemorrhoids and colorectal cancer. Lead surgeon for IBD at St Mark's Hospital and honorary senior lecturer at Imperial College, a key opinion leader in video-assisted fistula treatment, holding a PhD from the University of Sydney.
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Professor Stephen Pereira
Professor of Hepatology & Gastroenterology, Honorary Consultant Gastroenterologist
London
GastroenterologyGeneral endoscopyERCP/EUS
Prof Pereira Is a consultant gastroenterologist at Welbeck and University College London Hospitals, with expertise in general gastroenterology and pancreatic, liver and biliary diseases, and special interests in diagnostic and therapeutic endoscopy.
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Professor Paris Tekkis
Consultant Colorectal Surgeon
London
Colorectal and Small Bowel CancerRecurrent Pelvic CancerCrohn’s Disease and Ulcerative Colitis
Consultant colorectal surgeon and founding member of Digestive Health, specialising in minimally invasive and advanced colon/rectal cancer surgery. Professor of colorectal surgery at Imperial College London, chairs the Beyond TME Collaborative, and developed the UK National Bowel Cancer Audit.
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Mr Nigel Day
Consultant Colorectal and General Surgeon
London
ColonoscopyLaparoscopic SurgeryRobotic Surgery
Consultant Colorectal and General Surgeon specialising in abdominal, bowel and peri-anal conditions. Performs diagnostic and therapeutic colonoscopy, perianal operations and keyhole surgery, and leads Robotic Surgery at Epsom and St Helier NHS Trust. Awarded the Royal College of Surgeons Fellowship in Advanced Peritoneal Malignancy.
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Mr Alexander von Roon
Consultant Colorectal Surgeon
London
Colorectal Cancer and PolypsCrohn's DiseaseUlcerative Colitis
Consultant colorectal surgeon specialising in inflammatory bowel disease, colorectal cancer, minimally invasive surgery and complex hernia repair. Co-lead for IBD surgery at UCLH, former clinical lead for enhanced recovery at Imperial College, and holds a PhD from Imperial College London.
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Miss Anna Kamocka
Consultant Bariatric, Upper Gastrointestinal & General Surgeon
London
ObesityGallstonesHernia
Consultant bariatric, upper gastrointestinal and general surgeon focused on minimally invasive surgery, and service director for bariatric and upper GI Surgery at Chelsea and Westminster Hospital. Holds a PhD from Imperial College on bariatric surgery and diabetes remission and a Master's in Surgical Education.
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Ms Sarah Mills
Consultant Colorectal Surgeon
London
Colorectal cancerColoproctologyAnal cancer/dysplasia
Consultant colorectal surgeon and colorectal cancer lead at Chelsea and Westminster Hospital specialising in robotic surgery, interventional endoscopy and TAMIS for early rectal cancers. Experienced in all coloproctology with a specialist interest in diagnosis and treatment of anogenital dysplasia and anal cancer.
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Mr Oliver Jones
Consultant Colorectal and General Surgeon
London
Medicolegal ConditionsLower GI SurgeryColorectal Surgery
Consultant colorectal and general surgeon at Oxford University Hospitals with expertise in cancer, IBD, diverticular disease and pelvic floor disorders including incontinence and prolapse. Holds a DM on mechanisms of faecal continence, has published two books and over 100 papers, and now works as an expert witness.
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Professor Long Jiao
Professor of Surgery and Consultant Surgeon in Hepatopancreaticobiliary & General Surgery
London
Liver and Pancreatic CancerLiver and Pancreatic Benign DiseasesGallstones
Professor of surgery and hepatobiliary/pancreatic surgeon who established and leads the UK's first robotic HPB centre at the Royal Marsden, performing the first robotic Whipple's operation in the UK. Regional training programme director in Northwest London and lead surgeon in HPB surgery at Hammersmith and Royal Marsden.
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Mr David James
Consultant General Surgeon
London
Anal DysplasiaAINHaemorrhoids
Consultant colorectal surgeon and clinical lead for colorectal surgery at Oxford University Hospitals, specialising in high resolution anoscopy, proctology and bowel cancer. Trained via international fellowships at the Mayo Clinic and Royal Brisbane Hospital, holding a PhD in robotic surgery from Imperial College.
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Mr Shahnawaz Rasheed
Consultant Colorectal Surgeon
London
Complex Locally Advanced Colorectal CancerBowel CancerAdvanced Rectal Cancer
Consultant colorectal surgeon and senior lecturer at Imperial College London, one of few UK surgeons using the da Vinci Xi robot for colorectal cancer surgery. Holds a PhD from Imperial College on colorectal cancer, and is global medical director of the aid agency Humanity First.
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Mr Rhys Thomas
Consultant Abdominal Wall & Upper GI Surgeon
London
General SurgeryUpper GI SurgeryAbdominal Wall Reconstruction
Mr Rhys Thomas is a consultant general surgeon specialising in abdominal wall reconstruction and hernia management. At Welbeck Health, he focuses on complex cases alongside high-volume repair of umbilical, inguinal and laparoscopic hernias.
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Mr Naim Gomez
Consultant Upper GI, Bariatric and General Surgeon
London
GallstonesAcid RefluxObesity
Mr Naim Fakih Gomez is an Upper GI, Bariatric and General Surgeon who specialises in weight loss (Bariatric & Metabolic) and upper gastrointestinal (GI) surgeries, as well as other general surgery conditions such as gallstones and hernias.
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Mr Gregory Thomas
Consultant Colorectal Surgeon
London
Pelvic floor disordersAnal fistulaeHaemorrhoids
Consultant colorectal surgeon and St Mark's Hospital specialising in pelvic floor disorders, complex proctology, pilonidal disease, hernia and IBD. Trained further at St Mark's and specialist centres in the USA and Europe, holding an MD thesis in pelvic floor disorders from Imperial College London.
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Find a specialist

Mr Jonathan Wilson

Ms Linda Ferrari

Professor Hemant Kocher

Mr Chris Nicolay

Mr Lalin Navaratne

Mr Josef Watfah

Mr Trystan Lewis

Mr Alex Leo

Professor Sanjay Purkayastha

Mr Oliver Warren

Mr James Kinross

Mr Janindra Warusavitarne

Professor Stephen Pereira

Professor Paris Tekkis

Mr Nigel Day

Mr Alexander von Roon

Miss Anna Kamocka

Ms Sarah Mills

Mr Oliver Jones

Professor Long Jiao

Mr David James

Mr Shahnawaz Rasheed

Mr Rhys Thomas

Mr Naim Gomez

Mr Gregory Thomas