
Professor Adrian Williams
Respiratory Consultant & Sleep Specialist
- Available from
- London
About Adrian Williams
Professor Williams is in the full-time practise of sleep medicine and has had a long interest in Sleep Medicine dating back to research conducted at Harvard University. Subsequently he was appointed at the University of California Los Angeles, rising to tenured Professor of Clinical Medicine and where he developed what was to become the largest sleep service within the Veterans Administration while at the same time co-directing the UCLA Sleep Disorders Centre. As sleep medicine gelled as a specialty, Professor Williams was one of the first to take the American Board examinations in 1989 to become an accredited polysomnographer and Fellow of the American Academy of Sleep Medicine.
On return to London to Direct the Lane Fox Respiratory Unit, an internationally recognised Centre of Excellence for non-invasive ventilation, he established the Sleep Disorders Centre at Guy’s and St. Thomas’ NHS Foundation Trust, now by far the largest and most active in the UK, in addition to his similar role at Queen Victoria Hospital.
Professor Williams has published widely in the field, is a Diplomat of the American Board of Sleep Medicine, European Somnologist (Certified by the European Sleep Research Society), a founding member and Past President of the Sleep Medicine Section of the Royal Society of Medicine and was awarded the UK’s first Chair in Sleep Medicine at Kings College, London, UK.
Professor of Sleep Medicine, King's College London Consultant Physician, Queen Victoria NHS Foundation Trust, East Grinstead. Chief Medical Advisor, Circadia Health Past Clinical Director, Lane Fox Respiratory Unit [1995-2015] and Sleep Disorders Centre, [1995-2020] Guy’s and St Thomas’ NHS Foundation Trust, London Past Director, Pulmonary, Intensive Care and Sleep Medicine, VA Greater Los Angeles and Professor of Clinical Medicine, UCLA, 1976-1995.
Expertise
- Sleep Disorders
- Sleep Apnea
- Sleep
- Respiratory Medicine
- Lung Health
Overview
- Age of patients seen
- 18+
- Languages spoken
- English
- Online profiles
- Research highlights
Farquhar M, Williams A J. 'Sleep, the workplace, and driving.' Oxford Handbook of Sleep Medicine. February 2022.
Drakatos P, Kosky C, Williams A J. 'Diabetic Retinopathy.' New England Journal of Medicine 2012. 367(2):184.
Williams A J. 'The sleepy patient.' Medicine 2012. 40(6):283-286. ·
Williams AJ, Houston S, Finberg S, Lam C, Kinney J, Santiago S. 'Sleep Apnoea Syndrome and Essential Hypertension.' Am J Cardiol 1985. 55: 1019-22.
- Professional memberships
American Academy of Sleep Medicine
British Society of Sleep Medicine
Royal Society of Sleep Medicine
World Sleep Society
Consultations and services
- Self-pay available from £250
- Health insurance
- Self-pay available from £150
- Health insurance
Insurers covered


- +4 more
- Cigna International
- Allianz Partners
- Henner
- Healix
Tests & treatments
Conditions & symptoms
Locations
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Frequently asked questions
Yes, but only for certain services. Some consultations, assessments, and treatments can be booked directly, while others require a GP or specialist referral. Please check the relevant service page for guidance, and contact the centre if you’re unsure.
We aim to offer appointments as quickly as possible, and many services have same-day or next-day availability. Waiting times vary depending on the appointment type, specialty, and consultant availability, but our team will always offer the earliest suitable appointment.
Yes. You can arrange an appointment for a family member, or someone you care for, just let us know when you get in touch. We’ll need their details and consent to complete the booking, unless you're their legal guardian or have power of attorney.
Your first consultation includes a detailed discussion of your symptoms, medical history, and lifestyle factors, followed by a thorough examination. It’s helpful if you can bring the results of any previous investigations with you, as well as a list of your current medications. Come with a comfortably full bladder so you can provide a urine sample if requested.