Our gastroenterology services treat problems with the:

This includes treatment for:

We offer specialist services for:


We'll care for you on one of our wards if you need to stay in hospital:

Our consultants

Alexandra Zissimopoulos

Michelle McCarthy 

Terence Wong

Bo Wang

Giovanni Tritto

Jason Dunn

Jeremy Sanderson

Joel Mawdsley

John Meenan

Leo Chong

Mark Samaan

Matthew Long

Mohamed Hussein

Peter Irving

Philip Berry

Robin Dart

Sabina De Martino

Sebastian Zeki

Shuvra Ray

Simon Anderson

Sreelakshmi Kotha

Research and clinical trials

Research is vital to improving the care that you receive when you're unwell. You can help improve healthcare by taking part in research studies at our Trust. During your appointment, ask your healthcare professional about research. They'll be happy to tell you about research studies you could be eligible to join.

You can also email [email protected] for more information.

Last updated: April 2024

Contact us


Appointments and general queries: 020 7188 2491

New appointments only: 020 7188 8874 (option 2)

Reception: 020 7188 7188 extension 53164 or 53165

Please call our reception if you’re running late for your appointment.

Email: [email protected]

We'll reply to emails within 48 hours.

Address: general gastroenterology clinic, Gassiot House, St Thomas' Hospital, Westminster Bridge Road, London SE1 7EH

We're open from Monday to Friday, 9am to 5pm.

Do you have any comments or concerns about your care?

Contact our Patient Advice and Liaison Service (PALS)

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