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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

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Fast track your treatment with Dr Simon Aylwin. Call us on 020 3944 1073.

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Your call may be recorded for training and monitoring purposes.

Specialties and sub-specialties

Diabetes and Endocrinology
Endocrine Surgery
Calcium and parathyroid

Professional profile

Dr Simon Aylwin is a consultant endocrinologist at King’s College Hospital with broad clinical practice in endocrinology and special interests in pituitary tumours, thyroid disorders, adrenal tumours and cancer, neuroendocrine tumours, inherited endocrine tumour syndromes and hyponatraemia.

Dr Aylwin leads the pituitary and adrenal multidisciplinary teams at King’s that look after patients with pituitary and other endocrine-related tumours and cancers. He also works as a physician alongside bariatric surgeons managing patients with severe obesity and has an academic interest in appetite regulation. He graduated from Queens’ College Cambridge in 1987 and undertook clinical studies at the Royal London Hospital, qualifying in 1990.

After MRCP in 1993 he undertook specialist endocrinology training and research studies at Bart’s and the London leading to a PhD awarded in 2001.He took up a substantive post as a consultant end ocrinologist at King’s College Hospital in 2002.

Dr Aylwin is the Lead Clinician for Endocrinology at King’s College Hospital.

Dr Aylwin has served as a clinical committee member for the Society for Endocrinology and member of the Obesity and Pituitary special interest groups and committee member for the UKINETS (UK and Ireland Neuroendocrine tumours). He is a member of the US Endocrine society and Pituitary society.

He has published over 60 research papers in peer-reviewed journals in the field of endocrine tumours, clinical obesity, appetite regulation, and molecular endocrinology, regularly reviews journal submissions for international publications is on the editorial board for the journal Pituitary.

He lectures widely both within the UK and abroad and has contributed to numerous symposia and debates at the British Endocrine Society and in other learned societies with recent lectures in the UK and overseas in Barcelona, Korea, St Petersburg, Zurich, India, Dublin

Clinical interests

  • Thyrotoxicosis and hypothyroidism
  • Disorders of adrenal glands and adrenal tumours
  • Pituitary tumours
  • Male and female hormone disorders
  • Obesity and bariatric medicine

Current posts

  • Consultant Endocrinologist, Clinical Lead for Endocrinology
    King's College Hospital
  • Hon. Senior Lecturer
    School of Medicine, King's College London

Medical training

Year qualified 2001
  • Queens' College, Cambridge 1984-87
  • Bart's and the London 1987-90

Languages spoken



Adult acne – the emotional toll
Dr Aylwin is quoted in this Marie Claire feature on how a growing number of women are dealing with the physical and psychological impact of adult acne.

Personal interests

Outside of medicine, Dr Aylwin enjoys spending time with his children and playing cricket for his local team.
Other hobbies include travelling, skiing, scuba and body boarding.


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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