Dulmini Kariyawasam

Endocrinology & Diabetes

24 years of experience
24 years of experience



Reviewed By



Dr. Dulmini Kariyawasam has been a consultant in Diabetes, Endocrinology, and General internal medicine at Guy’s and St. Thomas’ NHS Foundation trust since 2010. She was awarded a Masters in Diabetes and Endocrinology by the King’s College London in 2008 and the Fellowship of the Royal College of Physicians, London in 2015.

She leads young adult diabetes and endocrine services at Guy’s and St. Thomas’ Hospital and has a special interest in the management of young adults with both diabetes and endocrine problems. She has expertise in managing type 1 and Type 2 diabetes and a broad range of endocrine problems. She works closely with a team of multidisciplinary members such as specialist nurses, radiologists, surgeons providing comprehensive diabetes and endocrine care. She has pioneered innovative models of care for young adults and has won national awards in the field. She leads the undergraduate Diabetes and endocrine teaching at the trust for the Kings College London medical school and is a Senior Lecturer of the King’s College London.

She also runs clinics providing care for a wide range of endocrine diseases including pituitary, adrenal, parathyroid, calcium disorders, and ovarian and testicular disorders. She has expertise in the management of pubertal problems, growth issues, and other endocrine issues that affect young adults.  

Her research interests include management of diabetes during the adolescent phase, education and supporting young adults with diabetes, and management of hypoglycemia. She is a member of professional diabetes and endocrine societies.

Areas of interest:

Endocrine: Thyroid disorders( both underactive and overactive, goitre and. Thyroid nodules) adrenal, pituitary, calcium, ovarian( irregular menstrual cycles, amenorrhoea), and testicular problems( hypogonadism). 

Growth problems and pubertal problems, PCOS and menstrual problems, and Hirsutism in over 16 years old patients. Weight management and metabolic syndrome.

Diabetes; Management of Type 1 and Type 2 diabetes, using technology to manage type 1 diabetes including pump, sensors and flash glucose monitoring, management of Type 2 diabetes and its complications, optimisation of glycaemic control and risk factors, Management of hypoglycemia.


Diabetes, Endocrinology, General (Internal) Medicine

All procedures

  • Blood Glucose Monitoring
  • Adrenocorticotropin Stimulation Tests (ACTH)
  • Pituitary Function Test
  • Synacthen Test

All conditions

  • Hormone Imbalances and Disorders (Female)
  • Thyroid Problems
  • Pituitary Disorders
  • Polycystic Ovary Syndrome (PCOS)
  • Type 1 Diabetes
  • Cushing's Syndrome
  • Diabetes Insipidus
  • Goitre
  • Hyperthyroidism
  • Prolactinoma
  • Type 2 Diabetes
  • Vitamin D Deficiency
  • Acromegaly or Gigantism
  • Addison's Disease
  • Adrenal Disease
  • Disorders of Bone Metabolism
  • Endocrine Hypertension
  • Graves' Disease
  • Hashimoto's Thyroiditis
  • High Blood Pressure
  • Hormone Disorders (Male)
  • Hyperlipidaemia
  • Hypothyroidism
  • Metabolic Syndrome
  • Parathyroid Disease
  • Reproductive Disorders
  • Thyroid Nodules


Sinhalese, English


MBBS(hons), MSc( KCL), MRCP(UK), CCT( Diabetes and Endocrinology and General internal medicine), FRCP(UK)

Registered with

General Medical Council: 6035792


27 Tooley Street, London, SE1 2PR

  • Monday:
    9:00 AM - 12:30 PM
  • Thursday:
    9:00 AM - 12:30 PM

120 Old Broad Street, London, EC2N 1AR

  • Tuesday:
    5:30 PM - 7:30 PM

St Thomas Street, London, SE1 9BS

  • Monday:
    9:00 AM - 1:00 PM
  • Thursday:
    9:00 AM - 12:30 PM

Video Consultation

Call to book a video consultation

Consultation Fees

New appointment: £300

Follow-up appointment: £200


Overall Rating

Overall rating

Overall experience

5 / 5

Personal care received

5 / 5

Explanation of care provided

5 / 5



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