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General enquiries:
+44 (0)207 935 4444
Book an appointment:
+44 (0)207 616 7693
Self-pay enquiry:
+44 (0)203 219 3315
The London Clinic
Mr Warusavitarne is a colorectal surgeon who specialises in inflammatory bowel disease surgery and intestinal failure surgery.

Make an appointment

Fast track your treatment with Mr Janindra Warusavitarne. Call us on 020 3944 1073.

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Your call may be recorded for training and monitoring purposes.

Specialties and sub-specialties

Colorectal Surgery


All inclusive treatment

Mr Janindra Warusavitarne provides an all-inclusive price for his treatments, so that you can take comfort in knowing that you will pay one agreed fixed price that will not change.

Pay for your own treatment today

Professional profile

Janindra Warusavitarne is a consultant colorectal surgeon with a special interest in inflammatory bowel disease (Crohn’s disease and Ulcerative colitis), anal fistula, haemorrhoids (piles), diverticular disease, intestinal failure surgery and repair of complex hernias of the abdominal wall. 

His NHS practise is based at St Mark’s Hospital which is an internationally renowned hospital for bowel disorders. He was trained in Australia and was invited to join the staff at St Mark’s Hospital in 2010. 

He is internationally renowned and has written many papers and book chapters on the subjects of his interest and delivered over one hundred international and national lectures on the topics. 

Janindra is considered a key opinion leader and innovator and has been involved in many new procedures such as video assisted fistula treatment and laser treatment for haemorrhoids and anal fistula

Janindra is an expert in laparoscopic (keyhole) surgery and has performed many such procedures using both standard laparoscopic techniques as well as single port surgery which allows for minimal scarring. 

Clinical interests

  • Laparoscopic colorectal surgery
  • Intestinal failure surgery
  • Inflammatory bowel disease surgery

Current posts

  • Consultant Colorectal Surgeon
    St Marks Hospital, North West London Hospitals NHS Trust


Ten top tips - managing Crohn’s disease
Mr Janindra Warusavitarne, consultant colorectal surgeon, offers GPs his ten tips for managing Crohn’s disease.
Bad gut feelings – why doctors aren’t spotting Crohn’s disease
The Guardian
Mr Janindra Warusavitarne, consultant colorectal surgeon at The London Clinic, says the early indications of Crohn’s can be vague. “GPs see a lot of abdominal pain. They can’t assume it’s all Crohn's, especially as it could be something more acute,” he says.


A nurse with a patient

Facilitating acute admissions into The London Clinic whilst maintaining the highest levels of safety and care, supported by a consultant on-call rota.

Concierge service

Chauffeur loading suitcases into a luxury car

We can support our patients with travel, hotel accommodation, London tours, plus theatre and restaurant reservations.

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Main numbers

General enquiries: 020 7935 4444Appointments: 020 7616 7693Self-pay: 020 3219 3315

Other numbers

Concierge service: 020 3219 3323International office: 020 3 219 3266Invoice and payment enquiries: 020 7616 7708

Your call may be recorded for training and monitoring purposes.

Medical service numbers

Breast services appointments: 020 7616 7653 Diagnostics appointments: 020 7616 7653 Endoscopy appointments: 020 7616 7760 Eye centre appointments: 020 7616 7768 Haematology appointments: 020 7535 5503 Kidney services appointments: 020 7224 5234 Liver services appointments: 020 7616 7719 Physiotherapy appointments: 020 7616 7651 Radiology appointments: 020 7616 7653

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