Dr Ahmed Yousseif, Consultant in Endocrinology & Diabetes
Dr Ahmed Yousseif
Consultant in Endocrinology & Diabetes
Dr Ahmed Yousseif MBCHB FRCP PHD
Consultant in Endocrinology & Diabetes

Areas of expertise
- Blood glucose monitoring
- Fine needle thyroid biopsy
- Pituitary function test
- Common and rare thyroid disorders
- Polycystic ovarian syndrome

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Make an appointment
Address
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The Harley Street Clinic
35 Weymouth St, Marylebone, London, W1G 8BJ
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The Wellington Hospital
The Wellington Hospital Ground Floor, Wellington Pl, London, NW8 9LE
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The Princess Grace Hospital
42-52 Nottingham Place, London, W1U 5NY
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The Physicians Clinic
13-14 Devonshire Street, London, W1G 7AE
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Telephone or video consultation
Virtual
About Dr Ahmed Yousseif
GMC number: 5201346
Year qualified: 1992
Place of primary qualification: Alexandria University
Dr Ahmed Yousseif is a highly esteemed Consultant in Endocrinology and Diabetes, currently practising at the Royal Free Hospital. He has been a member of the Royal College of Physicians since 2002 and completed his specialist registrar training in Diabetes and Endocrinology at University College London Hospital (UCLH). Dr Yousseif's dedication to the field is evident through his extensive research in Obesity and Bariatrics, culminating in a PhD from UCLH Centre for Weight Loss, Metabolic & Endocrine Surgery.
In 2013, Dr Yousseif was appointed as a substantive Consultant at St Peter’s and Ashford Hospital, where he took on multiple leadership roles, including Medical Lead for Diabetes Foot Complex MDT and Tier 4 Bariatric Services. His expertise spans across all aspects of Diabetes and Endocrinology, with a particular focus on Complex Diabetes, Diabetes Foot Disease, and Bariatric Medicine.
Dr Yousseif's clinical acumen is complemented by his strong foundation in General Medicine, enabling him to provide holistic, evidence-based care. He is proficient in a range of procedures, including fine needle thyroid biopsy, blood glucose monitoring, and various endocrine function tests. His clinical interests also cover a wide array of conditions such as Type 1 and Type 2 Diabetes, Thyroid disorders, Osteoporosis, and Polycystic Ovarian Syndrome.
Since 2017, Dr Yousseif has been serving as the Clinical Lead for the Royal Free London Complex Diabetes Foot Services. His commitment to patient-centred care and his extensive knowledge make him a leading figure in his field.
Areas of expertise
- Adrenal disorders
- Adult type 1 and type 2 diabetes mellitus services
- Bariatric medicine
- Blood glucose monitoring
- Common and rare thyroid disorders
- Complex diabetes mellitus
- Diabetes
- Diabetes foot disease
- Endocrinology
- Female endocrine health (menopause, excess hair growth)
- Fine needle thyroid biopsy
- General and acute medicine
- Hypothalamic-pituitary endocrine disorders
- Investigations and management of fatigue
- Investigations and management of sweating and flushing
- Metabolic bone disease disorders
- Obesity & weight loss management
- Osteoporosis
- Parathyroid disease and calcium balance disorders
- Pituitary function test
- Polycystic ovarian syndrome
- Prolactinoma
- Thyroid nodules
- Transition type 1 and type 2 diabetes mellitus services (including insulin pumps and glucose sensors)
- Vitamin D deficiency
Professional memberships






Articles by Dr Ahmed Yousseif
Differential pre-mRNA splicing regulates Nnat isoforms in the hypothalamus after gastric bypass surgery in mice
Contribution of 32 GWAS-identified common variants to severe obesity in European adults referred for bariatric surgery
Differential effects of laparoscopic sleeve gastrectomy and laparoscopic gastric bypass on appetite, circulating acyl-ghrelin, peptide YY3-36 and active GLP-1 levels in non-diabetic humans