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Chinnadorai Rajeswaran (Raj)

Consultant Physician (Obesity, Diabetes & Endocrinology)

, Yorkshire and London

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Chinnadorai Rajeswaran: Specialist in Endocrinology, Obesity and Diabetes in Yorkshire and London

Dr Chinnadorai Rajeswaran (Dr Raj) is a Consultant Physician specialising in endocrinology, obesity, and diabetes. With over 20 years’ experience in the NHS and a busy private practice based in Bradford, Leeds, Sheffield and London. He also regularly sees patients from the Huddersfield area. He provides expert management of endocrine disorders such as PCOS, thyroid problems, adrenal problems, tiredness, erectile dysfunction and infertility. Doctors from all over the country refer patients with complex obesity and diabetes for his opinion and treatment.

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About Dr Raj

Dr Chinnadorai Rajeswaran (Dr Raj) is a Consultant Physician at Mid Yorkshire NHS Trust. Specialising in obesity, diabetes and endocrinology, he has been the clinical lead for obesity, responsible for a large multidisciplinary specialist weight management service. He also runs diabetes and endocrine clinics, as well as providing advice to NHS primary care teams on diabetes and weight management.

Dr Raj has extensive experience in the management of obesity, complex diabetes and endocrine disorders and has been instrumental in establishing several specialist weight loss management centres in the UK and overseas. He is the Director of Simplyweight, a global specialist weight loss management organisation offering specialist online and clinic-based programmes for people with obesity and associated co-morbidities such as diabetes, Hashimoto’s thyroiditis, fatty liver, PCOS, erectile dysfunction and infertility.

He has private endocrine and weight loss clinics at Claremont Hospital in Sheffield, Nuffield Leeds Hospital, Simplyweight in Bradford and The London Obesity Clinic in London’s Harley Street. His Yorkshire-based clinics are regularly attended by patients in the Huddersfield area.

Dr Raj is a regular speaker at international conferences and has authored books and book chapters on obesity and diabetes. He is the founder and chair of the National Diabetes Forum, a network for healthcare professionals, and is the editor-in-chief of Diabetes in Practice.

Dr Raj is involved in local and international charity work aimed at helping both those with a weight problem and those who go hungry. To this end he has set up ‘The Biggest Help’, the charitable arm of Simplyweight dedicated to fighting hunger and food insecurity in the UK and abroad.

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In the press

Dr Raj regularly features in the press and media as an expert on obesity, including appearances on the BBC, Sky News and LBC.

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Specialises in

  • Specialist weight management
  • Management of diabetes (Types 1 and 2)
  • Post bariatric surgery weight regain
  • Weight loss in menopausal women
  • Weight loss to help infertility
  • Thyroid disorders and weight loss
  • Weight loss for fatty liver
  • Polycystic ovary syndrome
  • Erectile dysfunction

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Conditions treated

Dr Raj offers expert treatment and management for a wide range of conditions, including:

  • Addison’s disease
  • Menopause
  • Adrenal problems
  • Obesity
  • Diabetes (Type 1 and 2)
  • Osteoporosis
  • Erectile dysfunction
  • Polycystic ovary syndrome (PCOS)
  • Fatty liver
  • Prediabetes
  • Female hypo sexual desire disorder
  • Pituitary problems
  • Goitre
  • Post bariatric surgery hypoglycaemia
  • Hirsutism
  • Post bariatric surgery weight gain
  • Hypoglycaemia
  • Sweating, excessive
  • Hypothyroidism (Hashimotos)
  • Tiredness
  • Infertility
  • Thyrotoxicosis (Graves’ disease)
  • Low libido
  • Uncontrolled blood pressure

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Dr Raj is available for private consultation at the following locations. He also offers virtual consultations for people who are unable to travel to the clinics and to support social distancing. If you are Huddersfield-based and looking for a dependable consultation, he is available Wednesdays and Thursdays at his clinics in Yorkshire.

Claremont Private Hospital, Sheffield

Thursday PM and evening

Nuffield Hospital Leeds

Thursday AM

Simplyweight, Bradford

Wednesday AM and PM

Ten Harley Street, London

Friday and Saturday AM and PM

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Dr Raj is registered as a recognised specialist with several private medical insurance companies and follows an approved-fee policy.

His fees for self-pay patients are as follows:


Weight management

Initial consultation (London)


Initial consultation (Outside London)


12-week MDT Weight Management plan + 9 months online support

Personalised plan decided after initial consultation

12-week Saxenda MDT Weight Management plan + 9 months online support

Personalised plan decided after initial consultation


Online weight management plan (Simplyweight)

Online specialist weight management (1 year)




Initial consultation


Follow-up consultation


Follow-up virtual consultation




Initial consultation


Follow-up consultation


Follow-up virtual consultation




Private prescriptions


Medical certificate (e.g. sick note)


Medical letter (e.g. travel insurance, etc.)


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Research and education interests

Dr Raj has a research interest in weight management and diabetes, resulting in numerous journal publications. He has been involved in several national and international multi-centred trials and is currently involved in a National Institute of Health Research (NIHR) funded project called MotiVar: Motivating weight loss through a personalised avatar.

Dr Chinnadorai Rajeswaran is involved in regular education of General Practitioners, diabetes specialist nurses, practice nurses, specialist registrars and medical students in the field of weight management, endocrinology and diabetes. He has been a Foundation Training Programme Director and also Honorary Lecturer at the University of Leeds.

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What patients say about Chinnadorai Rajeswaran

Dr Raj has been fantastic. He treats you as a person and takes a great deal of time to find the problem. He leaves no stone unturned. He has an extremely caring nature and very detailed into investigations. A true gentleman and how Doctors should be.

by James L, Yorkshire

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Accreditation and admitting rights

Chinnadorai Rajeswaran (Raj) is an accredited consultant for the following hospitals, clinics and groups...

Professional details



Qualified in 1987 in India

Registrations and licensing

  • General Medical Council (GMC)

    Registration no.: 4467830
    Date of registration: 18-Nov-1997

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Memberships and associations

Chinnadorai Rajeswaran (Raj) is a member of the following professional associations and organisations...

Languages spoken

  • English
  • Hindi
  • Tamil
  • Urdu
Features by Chinnadorai Rajeswaran (Raj)
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