MBBCh, FRCPch
40 years of experience
London, W1G 9AB
(+1 more)
22 connections in healthcare
Skill endorsed
by Dr Fathima Mahomed, Professor Mike Thomson and 4 other professionals
40 years of experience
London, W1G 9AB
(+1 more)
22 connections in healthcare
Skill endorsed
by Dr Fathima Mahomed, Professor Mike Thomson and 4 other professionals
Areas of expertise
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Professor Gideon Lack is a consultant paediatric allergist at Guy's and St Thomas' Foundation Trust and a professor of paediatric allergy at King's College London.
Professor Lack earned his medical degree from Oxford University in 1985 and then went on to specialise in paediatrics in New York. He then further focused on paediatric and adult allergy while training in Denver, Colorado.
He spent 12 years as the lead for the Department of Paediatric Allergy and Immunology at St Mary's Hospital in London. He then joined Imperial College London and Guy's and St Thomas' NHS Foundation Trust, respectively.
He has a passion for research and is interested in the topics of asthma, peanut and food allergies, anaphylaxis, and desensitising vaccines.
Professor Lack has expertise in the following areas:
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General Medical Council
No. 3112500
New appointment
££360Follow-up appointment
££28010 Duchess Street, London, United Kingdom, W1G 9AB
205 – 209 Great Portland Street, London, United Kingdom, W1W 5AH
Areas of expertise
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This summary was created by AI based on recent reviews
Professor Gideon Lack is knowledgeable when he meets patients. He conducts allergy tests, including skin prick and allergy blood tests, to pinpoint issues. Patients find success with his OIT programme and immune therapy, which treat severe peanut, egg, and sesame allergies, eczema, and asthma. The most noted aspects are his allergy testing expertise and effective management of food allergies.
Lovely seeing dr Gideon. I have confidence my baby is in the right hands
Professor Lack and his team were excellent in supporting us with the diagnosis of multiple allergies in our 8month old. They were kind, patient and incredibly thorough in their investigations and subsequent plan for treatment.
We had a great experience. Professor lack took the time to explain everything to us.
Prof Lack is highly knowledgeable, and we feel very safe and reassured with regard to our daughter’s treatment under his care. He provides exceptional care, taking the time to listen, explain everything clearly, and answer any questions we may have. His professionalism, expertise, and compassionate approach have given us great confidence throughout the treatment process. We are extremely grateful for the outstanding support and care he has provided and would highly recommend him to other families.
Dr. Lack was amazing with my child. He was kind, patient, and incredibly knowledgeable. He took the time to explain everything clearly and made us feel comfortable throughout the visit. Highly recommend!
Professor Lack was our first point of contact for the start of our journey. He is incredibly knowledgeable and not only helped us with our current situation but to create a sustainable plan for our son’s future.
Reassuring and excellent insights into how to support my daughter with her allergy
I did not see professor Lack at this appointment specifically but am so glad he recommended us for the OIT program previously
One of the greats of paediatric allergy. I have never had a disappointed shared patient to date. Exceptional skill set.
21 Jan 2026
Dr Fathima Mahomed
PaediatricianAlways makes excellent diagnoses and keeps up to date. A world leader in paediatric allergy.
02 Aug 2025
Professor Mike Thomson
PaediatricianProfessional and caring
21 Jan 2025
Dr Elia Maalouf
PaediatricianPD
Professor Piers Daubeney
Paediatrician
What are Professor Gideon Lack's reviews like?
Professor Gideon Lack's overall patient rating is 4.85 out of 5 stars on Doctify. This is based on 99 reviews.
What languages does Professor Gideon Lack speak?
Professor Gideon Lack speaks English and French
Where is Professor Gideon Lack located?
Professor Gideon Lack primarily practices at Allergy Centre of Excellence, located at 10 Duchess Street, London, United Kingdom, W1G 9AB
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What are Professor Gideon Lack working hours?
Professor Gideon Lack is working Monday (09:00 - 16:00), Tuesday (09:00 - 17:00), Wednesday (09:00 - 17:00), Thursday (09:00 - 17:00)
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Does Professor Gideon Lack accept new patients?
Professor Gideon Lack generally accepts new patients.
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