Dr Malcolm Prentice



GMC number: 2248066

Practising since: 1974


Endocrinology and Diabetes Mellitus

Consultation times

  • Tuesday 08.30-12.30
  • Friday Remote video Follow-up only from 09.00-12.30
  • Overview
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Dr Malcolm Prentice is a Consultant in Endocrinology, Diabetes and General Medicine with a special interest in thyroid diseases. He spent a year as a field officer with the WHO Malaria Eradication project in the Solomon Islands. He qualified in medicine at King's College Hospital and has a BSc degree in Pharmacology from King's College, London. He has over thirty years of experience in inpatient and outpatient management of endocrinology, diabetes and general medicine. He was one of the first in the UK to set up a one-stop Thyroid Nodule Clinic with ultrasound and biopsy in 1990. He initiated the National Training Course for Thyroid Ultrasound and Biopsy jointly with the support of the Royal College of Radiologists, He is the co-author of the National Guidelines for the Management of Differentiated Thyroid Cancer (Editions 1 & 2). He is a provider of radioactive iodine treatment for thyrotoxicosis and goitre. He is a member of the UK Iodine Group to improve UK pregnancy outcomes, and is working with the Society for Endocrinology to change the name of Diabetes Insipidus to improve patient safety.

He was awarded the following: First Prize, Norman S. Plummer Memorial Postgraduate Prize, Nominated for Awards for Excellence in NHS Scheme, 1997, 1998, B Merit Award 2000, renewed 2005 and 2013. Greatix Certificate of Excellence Award for Patient Care and Excellent Teamwork November 2018.

Awarded BUPA Platinum Consultant status.

Please note that Dr Prentice only sees adult patients 18+.

Special interests

  • Thyroid disorders
  • Thyroid nodules
  • Goitre
  • Thyroid cancer
  • Radioactive iodine therapy for thyrotoxicosis and goitre
  • Hypothyroidism
  • Hyperthyroidism
  • Iodine deficiency
  • Pituitary diseases
  • Pituitary tumours
  • General and reproductive endocrinology
  • Polycystic ovaries
  • Reproductive endocrinology and prolactin disorders
  • Calcium and Parathyroid disorders
  • Diabetes Type2 treatment with Insulin, tablets and GLP-1 therapy
  • Hyperlipidaemia
  • Obesity
  • General medicine.

Other interests

Member of the UK Iodine Group (ukiodine.org). Promoting iodine supplementation for pregnancy and breast feeding in uk. Working with the Society for Endocrinology to change the name of Diabetes Insipidus to improve patient safety.

Personal interests

Family, Travel, Music, Theatre, Art, Walking, Golf.

Treatments and tests offered by Dr Malcolm Prentice at Nuffield Health

  • Endocrine investigations
  • Fine needle biopsy
  • CT scan (or CAT scan)
  • Bone density scanning (DXA)
  • PET-CT scan
  • MRI scan
  • Nuclear medicine

Locations Dr Malcolm Prentice works with

Related experience


Chapters, Publications and Case Reports in Endocrinology and Diabetes 1980 - 2019

Co-Author of the National Guidelines for the Management of Differentiated Thyroid Cancer 2002 and 2007, External reviewer 2014.

Society for Endocrinology Clinical Guidance: Inpatient management of cranial diabetes insipidus Endocrine Connections 2018 7:7 G8-11

Time for change: Renaming diabetes insipidus to improve patient safety. Clinical Endo 2018 88 625-626.

T3 Thyrotoxicosis caused by a Struma Ovarii characterised by a paradoxical Free T4 rise with Carbimazole Therapy.Abs Thyroid Research 2019


  • British Thyroid Association (former Secretary, Treasurer and Committee Member)
  • Endocrine Society (UK)
  • European Society for Endocrinology
  • Association of British Clinical Diabetologists
  • UK Iodine Group

Other posts held

  • Croydon University Hospital

Insurers Dr Malcolm Prentice works with

Dr Malcolm Prentice works with the following private medical insurance providers:

  • Aetna
  • AIG Direct
  • Allianz
  • Aviva Health
  • AXA Health
  • AXA - Global Healthcare
  • Benenden Health
  • Bupa
  • Bupa Global
  • Bupa On Demand
  • Cigna
  • Cigna International
  • CS Healthcare
  • ESMI
  • Exeter Family Friendly
  • Freedom Health
  • Healix
  • Healix Healthcare
  • Healthcare RM
  • HealthFund
  • Health-on-Line
  • HMCA
  • InterGlobal
  • Medical Care Direct
  • National Friendly Society
  • PHC
  • Police Mutual
  • SAGA
  • SecureHealth
  • Simplyhealth
  • Standard Life
  • The Exeter Friendly
  • Tri-Care
  • Universal Provident


Dr Malcolm Prentice does not hold a share or financial interest in this hospital, another Nuffield Health hospital or the company.

Dr Malcolm Prentice does not have a share or financial interest in equipment used at this hospital or another Nuffield Health hospital.

Dr Malcolm Prentice does not hold any paid advisory role(s) at this hospital or on behalf of Nuffield Health.