MBBS, MRCPCH
14 years of experience
London, SE5 9RS
(+1 more)
4 connections in healthcare
Skill endorsed
by Dr. Michael Wacks
14 years of experience
London, SE5 9RS
(+1 more)
4 connections in healthcare
Skill endorsed
by Dr. Michael Wacks
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Dr Kush Rupasinghe is a Consultant Paediatric Gastroenterologist at King's College Hospital NHS Foundation Trust, specialising in the diagnosis and management of gastrointestinal conditions in infants, children and adolescents. He sees private patients at King's Private and also runs Little Tummies Clinic at the Guthrie Clinic in Denmark Hill, London.
Dr Rupasinghe treats a wide range of paediatric gastrointestinal conditions, including abdominal pain, reflux, constipation, diarrhoea, feeding difficulties, food allergies, coeliac disease, eosinophilic oesophagitis, inflammatory bowel disease (IBD), cow’s milk protein allergy and disorders of gut-brain interaction. He also has expertise in paediatric endoscopy and diagnostic gastrointestinal investigations.
He trained at UCL Medical School, where he obtained his MBBS qualification alongside an intercalated BSc in Medical Sciences and Psychology. He subsequently completed an MSc in Advanced Paediatrics with distinction at the UCL Institute of Child Health. Dr Rupasinghe holds Membership of the Royal College of Paediatrics and Child Health (MRCPCH) and is a member of both the European Society for Paediatric Gastroenterology, Hepatology and Nutrition (ESPGHAN) and the British Society of Paediatric Gastroenterology, Hepatology and Nutrition (BSPGHAN). He also serves on the BSPGHAN Eosinophilic Oesophagitis working group committee.
Alongside his clinical work, Dr Rupasinghe is involved in medical education and research. He is Undergraduate Lead for Paediatric Gastroenterology teaching for King’s College London and has previously worked as an Honorary Clinical Lecturer at Imperial College London. He is a trainer in paediatric endoscopy and contributes to one of the only JAG-accredited paediatric gastroscopy courses in the UK. His research work includes involvement as a sub-investigator in clinical trials evaluating novel biologic therapies in paediatric inflammatory bowel disease.
Dr Rupasinghe also has an interest in healthcare innovation and digital health. He is the Child Health lead for the EPIC healthcare system at King’s College Hospital and has a particular interest in the application of artificial intelligence within clinical settings.
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General Medical Council
No. 7169868
MB BS 2011 University College London
BSc, Medical Sciences and Psychology, UCL
MSc (Distinction), Advanced Paediatrics, UCL Institute of Child Health
MRCPCH
New appointment
£300Follow-up appointment
£220Denmark Hill, London, United Kingdom, SE5 9RS
The Guthrie Wing, King's College Hospital, Denmark Hill, London, United Kingdom, SE5 9RS
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Dr Rupasinghe developed a really good rapport with my son and was very approachable, putting him at his ease talking about his medical condition. He was also clear with his explanations and gave us the time to ask questions. Thank you very much for your help and support.
Dr Rupasinghe was so friendly and professional. Answering any questions asked and giving a clear plan what will happen next . He is so understanding , a lovely Dr .
Dr Kush has a wonderful approach with my daughter—and with her anxious mum, too. He has a great ability to communicate the key aspects of her diagnosis and its treatment in a way that is both clear and reassuring, while tailoring his manner to what works best for my daughter. His professionalism, empathy, and ability to build trust gives us great confidence in the care he gives my daughter.
Dr Kush was so good with my daughter, she’s only 8 and he made sure that he spoke with her not just with me which was so important to make her feel part of the process. His swift work and diagnosis will have life long impact.
Our visit was very professional. Not rushed and great care taken. Test were done and results were shared very quickly. Highly recommend. My daughter has autism, anxiety and adhd and felt as ease and comfortable in her appointment.
Amazing doctor, helped me so much.

Thank you so much, and look how far we've come! Catch up soon :)
Came for my 17 years old son, with Crohn’s. Kush is very human doctor and deeply care for his patient. He is very professional and attentive to details and has a good connection with my son, he looks after him for the past 3 years. Working hard to improve my son health.

Thank you so much for the kind words, it has been quite a journey together. I'm so pleased things are improving with the new treatment. He's such an amazing young man and an inspiration to be honest (both of you are!). See you soon.
Dr. Kush is a fantastic doctor very attentive. He is extremely knowledgeable and has an incredible bedside manner. Our six-year-old son was very an enamoured with him. Four months after his advice and management, we have complete resolution of symptoms and we are very happy with him. Highly recommend Dr Kush.
Dr Rupasinghe is a very skilled, knowledgable and caring doctor who I would trust with my own child. Always a pleasure to work with!
06 Jun 2026
Dr. Michael Wacks
Paediatrician
What are Dr. Kushila Rupasinghe's reviews like?
Dr. Kushila Rupasinghe's overall patient rating is 5 out of 5 stars on Doctify. This is based on 8 reviews.
What languages does Dr. Kushila Rupasinghe speak?
Dr. Kushila Rupasinghe speaks English
Where is Dr. Kushila Rupasinghe located?
Dr. Kushila Rupasinghe primarily practices at King's College Hospital, located at Denmark Hill, London, United Kingdom, SE5 9RS
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What are Dr. Kushila Rupasinghe working hours?
Dr. Kushila Rupasinghe is working Monday (16:45 - 19:00), Thursday (16:45 - 17:30), Friday (09:30 - 11:00)
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Does Dr. Kushila Rupasinghe accept new patients?
Dr. Kushila Rupasinghe generally accepts new patients.
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