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    Here you will find all of the consultants working with St Anthony’s Hospital, please select an option to find a consultant by speciality or by name.


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    Dr. M Benson

    Consultant Physician & Gastroenterologist, Chelsea & Westminster and Royal Marsden Foundation NHS Trusts. Pancreato-biliary disease, irritable bowel syndrome, dyspepsia/reflux, inflammatory bowel disease, cancer screening, diagnostic colonoscopy and gastroscopy, advanced endoscopic procedures (interventional colonoscopy/gastroscopy, ERCP and EUS

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    Clinic: Wednesday pm and Friday am


    Dr. D M Forton

    Consultant in Gastroenterology and Hepatology, St George's Hospital. General gastroenterology and endoscopy, acute and chronic liver disease.

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    Clinic:Tuesday evening


    Dr. C Groves

    Consultant in Gastroenterology, St George's Hospital. General gastroenterology and endoscopy.

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    Clinic: By arrangement


    Dr. P J Howard

    Consultant Physician and Gastroenterologist, St. Helier Hospital. Oesophageal problems including motility disorders, gastro-oesophageal reflux and non-cardiac chest pain.

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    About me
    Appointed in 1992 as consultant physician with a special interest in gastroenterology.

    Undergraduate training

    • BA (Physiological Sciences) Oxford 1975. MB BS London 1978
    • Postgraduate training
    • MD (London) 1987
    • MA Bioethics (Surrey) 2005
    • LLM (Cardiff) 2006

    Professional career
    Principal co-author “Lecture Notes on Medical Law and Ethics”. Blackwells Ltd. 2005

    Conditions treated
    Acute general medicine (inpatients)
    Digestive diseases including peptic ulcer disease, inflammatory bowel disease and swallowing disorders.

    Procedures performed
    Gastroscopy

    Clinic: Monday evening, Thursday pm



    Dr. Asif Mahmood BSc MBChB MRCP MD

    Consultant Physician and Gastroenterologist, St Helier Hospital. Inflammatory Bowel Disease, Endoscopy, Acid related disorders, IBS, Liver disease, gut motility and nutrition.

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    I graduated from University of Leicester Medical School. I gained postgraduate experience in a number of London teaching Hospitals including St Georges Hospital in Tooting. I carried out my research for a higher MD degree at Hammersmith Hospital in London. My research focused on mechanisms of gut repair following injury, such as in Inflammatory Bowel Disease or following the use of non steroidal anti-inflammatory drugs. I have published several original papers in peer reviewed journals.

    I currently hold a position as a Consultant Gastroenterologist at Epsom & St Helier NHS Hospitals. I have extensive experience in all aspects of Gastroenterology and Hepatology as well as Endoscopy.

    My particular interests and expertise are in the management of patients with Inflammatory Bowel Disease , acid related disorders, functional gut disorders and chronic liver disease. My interests in endoscopy are both diagnostic and therapeutic endoscopy of the upper and lower GI tract. This includes dilatation of strictures, luminal stent insertion, variceal band ligation and photo-coagulation. I am also fully trained in therapeutic ERCP.

    Clinic: Wednesday evenings


    Dr. T M Rahman MA MRCP DIC PhD (Oxon.)

    Consultant Physician and Gastroenterologist, St.George's Hospital. Acute and chronic liver and pancreatic disease, reflux and functional bowel disease, intensive care medicine.

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    Interests: General Gastroenterology, acute and chronic liver and pancreatic disease. Reflux and functional bowel disease. Therapeutic upper GI endoscopy and colonoscopy.

    My present post is based at St. George’s Hospital, London where I am involved in the Departments of Gastroenterology and Intensive Care Medicine. My post includes out-patient clinics, care of in-patients, teaching and also performing endoscopic procedures (endoscopy, colonoscopy, flexible sigmoidoscopy) at the National Endoscopy Training Centre based at St. George’s Hospital.

    With regards to my previous training, I completed my PhD in liver disease at the Royal Postgraduate Medical School, Hammersmith Hospital and the Royal Free Hospital. My further specialist training was based at St. Thomas’ London, where I was involved in new and innovative treatments of complex Barrett’s oesophagus and reflux disease, Crohn’s, ulcerative colitis and functional bowel disease.

    I am able to offer investigations  and management for oesophageal, gastric, colonic and liver cancers. I have particular expertise in the management of acute and chronic liver diseases, pancreatic disease, irritable bowel syndrome and other functional bowel disorders.

    My interests in endoscopy are both diagnostic and therapeutic endoscopy of the upper and lower gastro-intestinal tract. This includes most modalities of dilatation, stent insertion, variceal banding, photo-coagulation and laser therapy.

    Clinic: Friday Mornings


    Dr. S Zar

    Consultant physician and gastroenterologist, St Helier Hospital. Therapeutic endoscopy and colonoscopy, ERCP, dyspepsia, IBS, Colitis, gastrointestinal motor disorders, jaundice, food allergy.

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    Dr Sameer Zar has been a consultant in gastroenterology at Epsom and St Helier University Hospitals NHS Trust since 2005. He is also the Upper G I cancer lead for the Trust.

    Undergraduate training
    MBBS 1989 (Pakistan)

    Postgraduate training

    • MRCP (UK) 1996
    • CCST in Gastroenterology and General Medicine 2004
    • PhD (University of London) 2005

    Professional career
    Dr Sameer Zar completed his specialist training in general medicine and gastroenterology through London Deanery, and trained in various teaching hospitals including Kings Liver Unit. He was awarded a PhD by the University of London for his research work at St George's Hospital Medical School, London. He researched the role of food hypersensitivity in Irritable Bowel Syndrome and its effect on gastrointestinal motility. He has published several peer-reviewed articles in leading international journals.

    Prizes, memberships and fellowships
    Member of American Gastroenterology Association
    Member of American Society of Gastrointestinal Endoscopy

    Conditions treated

    • Dyspepsia and acid reflux disease
    • Irritable Bowel Syndrome
    • Inflammatory bowel disease (colitis and Crohn’s disease)
    • Gastrointestinal motor disorders
    • Upper Gastrointestinal and colon cancers
    • Pancreatobiliary disorders
    • Acute and chronic liver diseases including viral hepatitis
    • Iron deficiency anaemia
    • Investigation of unexplained weight loss
    • Chronic constipation
    • Anorectal diseases
    • Procedures performed
    • Diagnostic and therapeutic Gastroscopy
    • Colonoscopy including removal of polyps
    • Therapeutic ERCP
    • Push Enteroscopy
    • Endoscopic Mucosal Resection (EMR) of precancerous lesions
    • Oesophageal functional studies (oesophageal manometry and ambulatory pH studies
    • Videocapsule Enteroscopy

    Clinic: Monday & Thursday evenings



    Mr. A S Chilvers

    Consultant General Surgeon, St Helier Hospital. Vascular surgery and laparoscopic surgery.

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    Antony Chilvers was, until recently, senior surgeon at St Helier Hospital. He now practices exclusively at St Anthony’s Hospital, where he has worked ever since the new hospital first opened.

    In 1989, he introduced laparoscopic general surgery into St Helier and St Anthony’s. He performed the first laparoscopic cholecystectomy in both hospitals.

    Having worked at the Mayo Clinic with Professor Code in the Department of Gastro-intestinal Physiology, he has a considerable interest in the treatment of hiatus hernia and, in particular, the laparoscopic correction of this condition.

    He has performed over 4,000 laparoscopic cholecystectomies and 2,000 laparoscopic hernia repairs. His interests also include the laparoscopic repair of rectal prolapse. Excessive sweating (hyperhidrosis) and excessive blushing can also be treated, in certain cases, by laparoscopic surgery and he has longstanding  experience in this field.

    Clinic: Thursday PM


    Mr. S Y Farhat

    Consultant General and Colorectal Surgeon, Epsom & St.Helier NHS Trust. Paricular interests: Laparoscopic gastrointestinal and Colorectal surgery, Colorectal Cancer, Screening and Colonoscopy.

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    Clinic: Alternate Friday afternoons & Tuesday afternoons.


    Dr. Pritash Patel MBBS, BSc, MRCP, MD

    Consultant Gastroenterologist & General Physician, Epsom & St. Helier University Hospitals NHS Trust. All aspects of Gastroenterology, Hepatology and General internal medicine.

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    Procedures performed:

    • Gastroscopy 
    • Colonoscopy
    • Therapeutic endoscopy including polypectomies, dilatations and stent insertions.
    • Enteroscopy
    • Endoscopic Mucosal Resection (EMR) of precancerous lesions
    • Capsule endoscopy
    • Liver biopsies

    Conditions treated:

    • All aspects of emergency medicine and general internal medicine
    • All aspects of Gastroenterology and Hepatology including:
    • Inflammatory bowel disease (Crohn’s and ulcerative colitis)
    • Irritable bowel syndrome
    • Bowel cancer screening
    • Acid related disorders
    • Functional gut disorders
    • Chronic liver disease
    • Gastrointestinal cancers
    • Pancreatobiliary disorders
    • Acute and chronic liver disease
    • Viral hepatitis 
    • Iron deficiency anaemia
    • Weight loss
    • Chronic constipation
    • General medicine
    • Clinical nutrition.

    University College London (MBBS; BSc 1st Hons in Immunology)
    MD London (King’s) 2011
    General Medical Council - CCT (Certificate of Completion of Training) in both Gastroenterology and General Internal Medicine 2011
    South West Thames Specialist Registrar rotation
    Hammersmith Hospitals SHO Medical Rotation

    Research was carried out at King’s College London and Guy’s & St. Thomas’ NHS Foundation Trust. This was based in the Nutritional Sciences and Immunobiology departments. Potential causes and novel treatment options in oral Crohn’s disease were examined in detail. Alongside this, the role of allergy in inflammatory bowel disease was looked at. Numerous abstracts at National meetings and publications in peer reviewed journals.

    Tertiary centre experience in the inpatient and outpatient care of complex inflammatory bowel disease patients. Also enteral and parenteral nutrition experience in teaching Hospitals.

    Member of the British Medical Association, British Society of Gastroenterology and Royal College of Physicians (London). 

    BSG selection to attend the 8th ECCO IBD intensive advanced course
    Research grants from National Association for Colitis and Crohn’s disease (NACC) and Foundation for Allergy Information and Research (FAIR)
    Poster prize at British society of Gastroenterology national meeting 2011.

    Clinics: Alternate Thursday afternoons