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96 results found in London, UK

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Gastroenterology
24 years of experience
Inflammatory Bowel Diseases (IBD) such as ulcerative Colitis or Crohn's Disease

Dr Joel Mawdsley is a Consultant Gastroenterologist based in the internationally respected Inflammatory Bowel Disease Unit at Guys and St Thomas’ where he is joint clinical lead. He studied pre-clinical medicine at Queens College Cambridge where he received a first-class honours degree in medical studies and won the Max Bull Prize for medicine.  Mawdsley was also an Honorary Lecturer at Imperial College and a Consultant at West Middlesex University Hospital where he was training lead for endoscopy.

Mawdsley specialises in luminal gastroenterology, endoscopy and IBD.

He was a clinical research fellow at the Royal London from 2005-2007 where he completed a Doctorate of Medicine on the role of stress and psychoneuroimmunology in Inflammatory Bowel Disease, publishing several high impact papers. He has maintained an active research interest being involved in clinical research studies in IBD and with a particular interest in the brain-gut axis.

Mawdsley was a colonoscopist in the National Bowel Cancer Screening program for 3 years in the mid-2010s.

Diseases, Medical Tests and Treatments

  • Luminal gastroenterology
  • Endoscopy
  • IBD
  • Luminal gastroenterology
  • Endoscopy
  • IBD
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General Surgery
23 years of experience
Colorectal Surgery, Laparoscopic (Key-Hole) Surgery

Mr Efthymios Ypsilantis is a Consultant General Surgeon with an interest in Laparoscopic and Colorectal Surgery. His NHS practice is based at King’s College Hospital NHS Foundation Trust - Princess Royal University Hospital site in Orpington, while he also sees private patients at BMI The Sloane Hospital in Beckenham, BMI Chelsfield Park Hospital in Orpington and at BMI The Blackheath Hospital in Blackheath. 

Mr Ypsilantis qualified from the Medical School of Athens, Greece in 1999. He completed his Core Surgical Training in the East of England and became a Member of the Royal College of Surgeons of England in 2006. He completed his research at the University of Cambridge and was awarded an MPhil in Surgery in 2007. He trained in the Eastern Deanery and London Deanery Higher Surgical Training National Programs and was admitted as a Fellow of the Royal College of Surgeons of England in 2014, gaining the Certificate of Completion of Training (CCT) in General Surgery in 2015. 

He consolidated his surgical and laparoscopic experience in the treatment of gastrointestinal disease during training at King’s College Hospital, Medway Hospital and Guy’s and St. Thomas’ Hospitals. He undertook a Post-CCT Fellowship (RSO) at St Mark’s Hospital in 2016, further expanding his experience and skills in the treatment of colorectal cancer, inflammatory bowel disease, pelvic floor diseases, intestinal failure and complex abdominal surgery. 

He was the ACPGBI Travelling Fellow at the Memorial Sloan-Kettering Cancer Centre in New York, USA, in 2015. He is accredited by JAG for diagnostic and therapeutic endoscopy. His academic qualifications also include a Master's of Science (MSc) Degree in Perioperative Care (Cardiff University, 2006) and a Master's of Surgery (MS) in Coloproctology (University of East Anglia, 2016). He was admitted as a Fellow of the European Board of Coloproctology after succeeding in the EBSQ examinations in 2017. 

He is a member of the Association of Coloproctology of Great Britain and Ireland, the European Society of Coloproctology and the Royal Society of Medicine. He has published extensively in peer-review journals, textbooks and has presented many papers in international conferences. He is a keen trainer and holds the roles of Training Faculty Lead and the College Tutor on behalf of the Royal College of Surgeons of England. 


Diseases, Medical Tests and Treatments

  • Abdominal Wall Reconstruction
  • Abdominoperineal Resection
  • Anal Fissure Treatment
  • Appendicectomy
  • Botox for Anal Fissure
  • Bowel Diversion Surgery
  • Bowel Surgery (Colectomy)
  • Colonoscopy
  • Coloproctology
  • Colorectal Surgery
  • Fistula Surgery
  • Haemorrhoid Surgery
  • Laparoscopy
  • Open Hernia Repair
  • Pilonidal Sinus Surgery
  • Polypectomy
  • Removal Of Rectum And Colon (Proctocolectomy)
  • Skin Lesion Removal
  • Skin Lesion Removal
  • Skin Lesion Treatments
  • Skin Lesion Treatments
  • Stoma
  • THD
  • Anal Fistula
  • Bowel Obstruction
  • Constipation
  • Crohn’s Disease
  • Diarrhoea
  • Diverticulitis
  • Faecal Incontinence
  • Femoral Hernia
  • Haemorrhoids
  • Hernia
  • Inguinal Hernia
  • Obstructive Defaecation
  • Pilonidal Sinus Disorders
  • Pilonidal Sinus Disorders
  • Rectal Bleeding
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Gastroenterology
13 years of experience
Inflammatory Bowel Diseases (IBD) such as ulcerative Colitis or Crohn's Disease, Irritable Bowel Syndrome (IBS)

Dr Durayd Alzoubaidi is a Consultant Gastroenterologist and Endoscopist at Royal Free Hospital, Hampstead, London, one of the country’s leading teaching hospitals. He has an expertise in Gastroenterology and Endoscopy. He trained at Bart’s and the London School of Medicine and completed his Gastroenterology training at Cambridge and London.

He has completed a prestigious post graduate research degree at University College London (UCL) studying New Innovations in Endoscopic Therapy for Gastrointestinal bleeding and cancer.

He has a special interest and expertise in the management and treatment of patients with acid reflux, dyspepsia, abdominal pain and Barrett’s Oesophagus. He also sees patients with diarrhoea, constipation, weight loss, coeliac disease, iron deficiency anaemia (IDA,) irritable bowel syndrome (IBS), inflammatory bowel disease (IBD) and Small Intestinal Bacterial Overgrowth (SIBO).

His current research involvements include The International Hemospray Registry analysing novel haemostatic modality in the management of gastrointestinal bleeding. He has personally presented outcomes from this research in several major international conferences and has resulted in multiple publications in peer reviewed medical journals. In addition he is currently working on the development of a risk stratification modality to identify patients at high risk of developing cancer in the upper gastrointestinal tract.

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Gastroenterology
Recommended by 6 specialists
35 years of experience
Irritable Bowel Syndrome (IBS), Pancreaticobiliary Medicine (Bile Ducts & Pancreas), Hepatology + 1 more

Highly experienced Consultant Physician and Gastroenterologist Dr John O’Donohue offers a comprehensive gastroenterology service, managing a vast array diseases of the upper and lower digestive tract. He has a particular passion and significant experience in performing endoscopy procedures. He is highly rated by his patients for his bedside manner, guidance and overall approach to his practise.

In 1987, Dr O'Donohue obtained his primary medical qualification from the Trinity College Dublin, the University of Dublin. In 1990 he then embarked on specialist training in gastroenterology and hepatology at a number of distinguished centres in the UK, including King's College Hospital Hepatology Unit, London, St Bartholomew's Hospital, London, Homerton University Hospital, London, and the Western Infirmary, Glasgow.

Committed to improving endoscopy service, Dr O'Donohue has assisted in setting up national accreditation schemes around the UK in endoscopy and bowel cancer screening services. His academic and clinical excellence has been widely recognised and has granted him a number of awards, including the Blaney Gold medal for First in Medicine and a National Clinical Excellence Award by the Department of Health and Social Care, UK.

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Gastroenterology
Recommended by 6 specialists
20 years of experience
Hepatology, Irritable Bowel Syndrome (IBS)


Dr Raj Srirajaskanthan is a London-based gastroenterologist and physician. His areas of expertise include gastrointestinal cancers, IBS, endoscopy, and neuroendocrine tumours. He is also a nationally certified colonoscopist and performs bowel cancer screenings. Dr Srirajaskanthan is the current clinical lead for gastroenterology at King’s College Hospital and the Director of the Neuroendocrine Tumor Unit at Kings Health Partners, an ENETS Centre of Excellence. He is also an associate professor of gastroenterology at King's College London.


Dr Srirajaskanthan graduated from Guy's, King's, and St. Thomas' medical school with a medical degree and an intercalated BSc before completing post-graduate training in hospitals in Oxford, London, and South East England. In 2010, he achieved an MD (Res) from University College London for his work in neuroendocrine tumours. He was later awarded a travel fellowship to The Medical University of South Carolina by the British Society of Gastroenterology.


Dr Srirajaskanthan remains actively involved in research and has a large number of publications in peer-reviewed journals. He has also authored and edited three textbooks on liver disease and neuroendocrine tumours and co-authored book chapters for six other books.


More information can be found at www.gutspecialist.com.

It is important that HCA is transparent about our relationship with those doctors who provide us with clinical guidance on delivering the best possible care to patients and operating our hospitals safely and efficiently. We set out here some of the ways in which we work together and the amount we pay this doctor for such services.

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Gastroenterology
Recommended by 8 specialists
34 years of experience
General (Internal) Medicine, Hepatology, Inflammatory Bowel Diseases (IBD) such as ulcerative Colitis or Crohn's Disease + 1 more

Dr Voi Shim Wong, Consultant Gastroenterologist is currently working within the Whittington Hospital NHS Trust in London. He is highly experienced in every aspect of gastroenterology with a specific interest in dyspepsia, inflammatory bowel disease and liver diseases. He has developed excellent skills in endoscopic procedures, which he performs often.

Dr Wong started his medical education at the University of St Andrew’s, where he graduated in 1987 with a Bachelors in medicine and surgery. After graduating he then went on to complete his Higher Speciality Training in gastroenterology and hepatology in institutions throughout the UK including Manchester, Leeds, Cambridge, and Liverpool.

Dr Wong is a fully accredited in Bowel Cancer Screening Colonoscopy and is dedicated to achieving near perfect outcomes for his patients.

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Gastroenterology
Recommended by 2 specialists
32 years of experience
Inflammatory Bowel Diseases (IBD) such as ulcerative Colitis or Crohn's Disease

Dr Simon Anderson is a Consultant Gastroenterologist primarily based in London at the renowned London Bridge Hospital, as well as Guy’s & St Thomas’ NHS Foundation Trust. Alongside a highly experienced team, Dr Anderson's practice involves consultations, diagnosis and treatment of digestive and stomach diseases, which include inflammatory bowel disease (IBD) and Crohn’s disease.

After graduating with a medical degree from the University of Cape Town, South Africa, in 1990, Dr Anderson ventured to London, where he undertook higher specialist training in Liver Diseases and Intensive Care at King's College Hospital, as well as in Gastroenterology at Guy's and St Thomas' Hospital. After being awarded a Wellcome Institute Research Fellowship, he conducted full-time research at St Thomas' Hospital. In 2004, the University of London awarded Dr Anderson with a Doctorate of Medicine (MD). In 2006, he took up the role of Consultant Physician and Gastroenterologist at Guy’s & St Thomas’ NHS Foundation Trust, where he heads up an acute general medicine firm.

Dr Anderson's key areas of expertise include IBD, all therapeutic endoscopy, colonoscopy and balloon enteroscopy, wireless capsule endoscopy. His particular interests with regards to research include approaches for diagnosing and treating small-intestinal disease and ulcerative colitis. Most notably, Dr Anderson was the lead investigator on a recent clinical trial investigating the role of exercise in Crohn's disease and is also investigating the role of in IBD.

Much of the patient feedback Dr Anderson receives praises his caring yet professional approach when it comes to managing patients. He is also passionate about medical education and sharing his medical skills and expertise with the next generation of doctors.

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General Surgery
Recommended by 6 specialists
18 years of experience
Laparoscopic (Key-Hole) Surgery, Hepatobiliary & Pancreatic Surgery, Upper GI (Gastrointestinal) Surgery

Mr Rhys Thomas is a top Consultant General and Upper Gastrointestinal Surgeon with extensive expertise in general, upper GI, hernia and laparoscopic surgery. Based at Croydon University Hospital for the NHS, and privately at London Bridge Hospital, Mr Thomas specialises in treating all kinds of hernias and acute management of gallstones. Expressing a keen interest in abdominal wall hernia surgery, Mr Thomas has also established a multidisciplinary team at Croydon University Hospital for the management of complex hernias.

Mr Thomas gained his medical qualification in 2003, from Imperial College School of Medicine, after which he embarked up extensive training. His previous training and fellowship posts include Senior House Officer at Royal Surrey County Hospital, Guildford (2005-2007), Specialist Registrar in Upper GI and Bariatric Surgery as part of the South West Thames training rotation (2007-2015) and Clinical Fellow in Hepatopancreaticobiliary Surgery at Royal Surrey Hospital, Guildford (2009-2011).

Since 2015, he has been based at Croydon University Hospital, where he is the Lead Upper Gastrointestinal (GI) Surgeon and is devoted to developing the service to benefit local patients. Although he most often performs keyhole surgery for his patients, Mr Thomas strives to provide a tailored, patient-centred approach when devising treatment plans, to ensure that the right operation is chosen for each patient. He is also responsible for developing the anti-reflux surgical service at Croydon University Hospital, which continues to thrive.

Outside of work, Mr Thomas can be found teeing off on the golf course (with a single figure handicap) or going for a cycle.

For more information on Mr Thomas and the treatments he offers, visit: www.croydonsurgeon.com, https://hcahealthcare.doctify.com/hca/specialist/mr_rhys_thomas or https://www.bmihealthcare.co.uk/consultants/rhys-thomas.

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Gastroenterology
Recommended by 7 specialists
15 years of experience
Hepatology

Dr Nowlan Selvapatt is a Consultant Hepatologist and Gastroenterologist working at Imperial College Healthcare NHS Trust. He graduated from Imperial College in 2006 and completed his specialist training in London, including Advanced Training Programme at King’s College Hospital Liver Transplant and Intensive Care Unit. 

He was awarded a PhD from Imperial College in 2017 for his research in Health Economic Analyses for Viral Hepatitis Screening Programmes. In 2016 he was invited to write the World Health Organisation (WHO) Guidelines on Management of Hepatitis C. 

He has particular interests in chronic liver disease, particularly cirrhosis. He is Lead for Inpatient Liver Care and provides liaison to Intensive Care. He has published numerous research papers including in complications of cirrhosis, and book chapters on Acute on Chronic Liver Failure. 

He regularly performs diagnostic and therapeutic upper GI endoscopies (OGD) and diagnostic colonoscopy including removal of polyps. 

Dr Selvapatt’s research interests currently centre around aspects of care for patients with cirrhosis. He is currently involved in investigator led research studies and publishing original research in peer review journals as well as presentations at international conferences. 

When not working, he enjoys sport, cycling and spending time with his young family. 

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Gastroenterology
Recommended by 3 specialists
36 years of experience
Irritable Bowel Syndrome (IBS), Inflammatory Bowel Diseases (IBD) such as ulcerative Colitis or Crohn's Disease, Hepatology

Dr Alistair McNair is a Consultant Gastroenterologist who qualified in 1985. He has been a consultant since 1997 and is based in South East London. He manages a wide variety of disorders affecting the intestine and liver. Interests include inflammatory bowel disease (Crohn's disease and ulcerative colitis), irritable bowel syndrome (IBS), coeliac disease, dyspepsia, heartburn (acid reflux), Barrett's oesophagus, abdominal pain, colorectal (bowel) cancer, gastric (stomach) cancer, pancreatic cancer, gall stones and liver disease.

He undertakes many diagnostic procedures of the stomach - gastroscopy and transnasal endoscopy, small bowel - capsule endoscopy and large bowel - colonoscopy and flexible sigmoidoscopy. Therapeutic endoscopic procedures include polypectomy, ERCP, stent insertions and balloon dilatations.

He has held a number of senior management roles including clinical Director for Gastroenterology at The Queen Elizabeth Hospital, Secretary of the endoscopy section of The British Society of Gastroenterology (2009-2012) and regional Training Programme Director. He was given a Bronze National Award for his research and work for national and regional organisations.

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