Dr Chinnadorai Rajeswaran (Raj)

Consultant Physician in Diabetes


Specialises in

I am a Consultant Physician and clinical lead for obesity at Mid Yorkshire NHS Trust, with a busy private practice at Spire Claremont Hospital. I specialise in obesity, diabetes and endocrinology.

I have a special interest in obesity and involved in research in obesity and diabetes (Diabesity). I obtained specialist training in diabetes and endocrinology in Leeds. I believe in an holistic outlook to any problem and like to work within an integrated team.

I am also the advisor for Simplyweight Ltd, which is a global specialist weight management organisation. Simplyweight provides specialist online and offline weight management programme for people with obesity and its associated co-morbid conditions including diabetes, PCOS, fatty liver, erectile dysfunction and Infertility. I also run the reputed ‘The London Obesity Clinic’ in London.

I have a number of publications and presentations. I am also involved in obesity related research and supervises PhD students. I am an international speaker and have authored books and book chapters related to obesity. I founded and chair the National Diabesity Forum in 2008. National Diabesity Forum provides a network for health care professionals involved in the management of Diabesity. I am also the editor-in-chief of a popular medical journal ‘Diabesity in Practice’.

I am involved in both local and international charity work, predominantly to help people with weight problem. I have set up an organisation called ‘BiggestHelp’.


Treatment information

Some of the principal treatments carried out by Dr Chinnadorai Rajeswaran (Raj) at Spire include:


Other treatments

  • Adrenal problems (including Addison’s)
  • Diabetes and obesity
  • Endocrinology
  • Erectile dysfunction
  • Fatty liver and weight management
  • Hirsutism
  • Hypothyroidism (underactive thyroid)
  • Infertility
  • Menopause and weight management
  • PCOS and infertility
  • Shared care IVF and weight management
  • Specialist weight management (obesity)
  • Thyrotoxicosis (overactive thyroid)
  • Uncontrolled hypertension

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Important information about COVID-19 tests

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Additional information

Professional memberships

Association of Study of Obesity

Member of Diabetes UK

Member of Royal College of Physicians

Society of Endocrinology

Medical Defence Union

Association of British Clinical Diabetologists

Independent Doctors Federation

British Medical Association

Consultant Physician in Diabetes, Endocrinology and General Medicine, Mid Yorkshire NHS Trust

I am fluent in a number of South Asian languages including Urdu, Hindi and Tamil, and can hold a conversation in Gujarati and Punjabi.