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Dr Jonathan Landy

Gastroenterologist

Live bookings available

23 years of experience

Belgravia, SW1X 7HY

(+2 more)

11 connections in healthcare

5

/5

(6 reviews)

Live bookings available

23 years of experience

Belgravia, SW1X 7HY

(+2 more)

11 connections in healthcare

Areas of expertise

Stomach / Abdominal Pain
3
Bloating
2
Pelvic Pain
1

Contact

Book online


Expert in:

About Dr Jonathan Landy

Dr Jonathan Landy is a Gastroenterologist currently working at Cleveland Clinic London and his current NHS base is St Mark's Hospital, London (The National Bowel Hospital).

Dr Landy is an experienced luminal gastroenterologist and specialist gastrointestinal endoscopist with particular expertise in advanced diagnostic and therapeutic endoscopy. He completed his specialist training in Northwest London before undertaking an advanced endoscopy fellowship at St Mark’s Hospital, one of the UK’s leading centres for intestinal disease.

Dr Landy was awarded a PhD from Imperial College London following a research fellowship at St Mark’s Hospital, where he investigated interactions between the gut microbiota and the immune system, with a particular focus on patients with pouchitis. He led the first UK pilot study of faecal microbiota transplantation (FMT) in inflammatory bowel disease (IBD), contributing to the evolving understanding of microbiome-based therapies.

He has published extensively in prestigious peer-reviewed scientific journals, presented his work at national and international meetings, and authored book chapters in his field. His current research interests include the diagnosis and management of very early colorectal cancer, IBD endoscopy, artificial intelligence in endoscopy, and endoscopy training and education.

Dr Landy serves as Co-Clinical Lead for Endoscopy at St Mark's and is an accredited National Bowel Cancer Screening Programme colonoscopist. His specialist clinical interests include bowel cancer screening, inflammatory bowel disease, and advanced diagnostic and therapeutic endoscopy.

Alongside his clinical and research commitments, he has a strong interest in endoscopy training and is actively involved in developing the next generation of endoscopists.

He is committed to delivering high-quality, patient-centred care supported by innovation, research, and excellence in training.

Alongside his professional work Dr Landy has a keen interest in sports and science fiction novels.

Diseases, Medical Tests and Treatments

  • Endoscopy
  • Faecal microbiota transplantation
  • Colonoscopy
  • Inflammatory bowel disease
  • Irritable bowel syndrome
  • Coeliac disease
  • Diarrhoea
  • Constipation
  • Abdominal pain
  • Reflux

Areas of expertise

Click the bar to read patient reviews

Stomach / Abdominal Pain
3
Bloating
2
Pelvic Pain
1
Irritable Bowel Syndrome (IBS)
1
Gastroscopy
1
Acid Reflux (Heartburn)
1
Diarrhoea
1
Gastritis
1
Diverticular Disease
1
Colorectal Cancer
Dyspepsia (Indigestion)
GORD (Gastroesophageal Reflux Disease)
Gastrointestinal Bleeding
Iron Deficiency Anaemia
Microscopic Colitis
Rectal Bleeding
Reflux and Colic
Oesophagitis
Gastro-oesophageal Reflux Disease (GORD)
Gastric (Stomach) Ulcers
Functional Gut
Crohn's Disease
Colitis (Ulcerative Colitis)
Colon Polyps
Reflux
Inflammatory Bowel Disease (IBD)
Sigmoidoscopy
Colon Cancer Screening
Heart Burn
Bowel Cancer Screening
Gut Microbiome
Colon Capsule Endoscopy
Gastro-Oesophageal Reflux Disease (GORD) or Reflux
Functional Bowel Disease
Faecal Incontinence
Small Bowel Capsule Endoscopy
Video Consultation
Colonoscopy
Constipation
Coeliac Disease
Endoscopy (OGD)

Registered with

General Medical Council

No. 6048813


Qualifications

MbChB University of Birmingham 2002
MRCP Royal College of Physicians 2005
Doctor of Philosophy PhD Imperial College London 2015


Languages spoken

  • English

Consultation fees

  • New appointment: £280
  • Follow-up appointment: £195

Insurers

  • Aviva Health
  • Bupa
  • AXA Health
  • Cigna
  • Vitality
  • WPA

Location

All locations for Dr Jonathan Landy

Cleveland Clinic London

4.85

(2468)

33 Grosvenor Place, Belgravia, United Kingdom, SW1X 7HY

4.85

(1697)

24 Portland Pl, London, United Kingdom, W1B 1LU

4.84

(580)

Cleveland Clinic Moorgate Outpatient Centre, 55 Moorgate, London, United Kingdom, EC2R 6BH

Reviews

5.00
verified patient
13 Mar 2026

Very knowledgeable, friendly, patient and gave me all the information I needed

5.00
verified patient
14 Nov 2025

I would recommend Dr Landy. I felt listened to.

5.00
verified patient
29 Aug 2025

Excellently

5.00
verified patient
05 Aug 2025

I am very grateful to Dr Landy. He saw me in short notice , was very thorough and reassuring and arranged for my necessary follow up. I felt looked after and reassured and hopeful Very many thanks

5.00
verified patient
18 Sep 2023

Dr Landy’s manner is kind and reassuring. He was very thorough with the investigations performed.

5.00
verified patient
22 Feb 2021

His professionality was top notch

Patient seen for:
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FAQ

What are Dr Jonathan Landy's reviews like?

Dr Jonathan Landy's overall patient rating is 5 out of 5 stars on Doctify. This is based on 6 reviews.

What languages does Dr Jonathan Landy speak?

Dr Jonathan Landy speaks English

Where is Dr Jonathan Landy located?

Dr Jonathan Landy primarily practices at Cleveland Clinic London, located at 33 Grosvenor Place, Belgravia, United Kingdom, SW1X 7HY
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Does Dr Jonathan Landy accept new patients?

Dr Jonathan Landy generally accepts new patients.

Get in touch with this specialist to enquire as a new patient