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Dr. Dulmini Kariyawasam

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

Diabetes & Endocrinology Specialist

Live bookings available

26 years of experience

London, SE1 2PR

(+4 more)

18 connections in healthcare

Skill endorsed

by Dr Mamta Joshi, Professor Dorota Dworakowska and 4 other professionals

4.95

/5

(101 reviews)

Live bookings available

26 years of experience

London, SE1 2PR

(+4 more)

18 connections in healthcare

Skill endorsed

by Dr Mamta Joshi, Professor Dorota Dworakowska and 4 other professionals

Areas of expertise

All
Reviews
Skill Endorsements
Thyroid Problems
31
4
Hormone Imbalances and Disorders (Female)
23
Polycystic Ovary Syndrome (PCOS)
10
2

Contact

Book online


Expert in:

About Dr. Dulmini Kariyawasam

Dr Dulmini Kariyawasam, Consultant Endocrinologist and Diabetes Specialist, currently works within the Guy's and St Thomas' NHS Foundation Trust. She also sees patients privately in several London-based hospitals including HCA London Bridge/Shard, KIMs Sevenoaks Medical Centre, and Guy's and St. Thomas's Private Health. She has a wealth of experience in managing and treating diabetes (type 1 and 2) in adults, adolescents, and children including complications of diabetes and the management of hypoglycaemia. She also is highly specialised in endocrine disorders including those of the adrenal gland, thyroid, ovaries and testis, menstrual problems, PCOS, and growth and puberty problems.

Dr Kariyawasam graduated in 2000 with her undergraduate degree in medicine and surgery, before going on to do an MSc in Diabetes and Endocrinology at King's College London. Following this, she underwent her specialist training in the London Deanery. Following her training, she was given membership to the Royal College of Physicians and was later made a Fellow for the same institute. She is also a member of Diabetes UK and American Diabetes Association and Endocrine Society.

Dr Kariyawasam is an active member of the research community, publishing regularly in peer-reviewed journals. Throughout her career, she has been awarded several prizes for her work including the prestigious Niru-Goenka award of the Association of British Clinical Diabetologists for innovative thinking. Alongside this award, the team that she works with has also won the HSJ award for the management of young adults with Type 1 diabetes.


Subspecialties

  • Diabetes
  • Endocrinology
  • General (Internal) Medicine

Areas of expertise

All
Reviews
(128)
Skill Endorsements
(39)

Click the bar to read reviews or skill endorsements

Thyroid Problems
31
4
Hormone Imbalances and Disorders (Female)
23
Polycystic Ovary Syndrome (PCOS)
10
2
Type 2 Diabetes
5
4
Blood Glucose Monitoring
9
Prolactinoma
4
4
Pituitary Disorders
8
Hashimoto's Thyroiditis
5
2
Parathyroid Disease
1
5
Hormone Disorders (Male)
6
Video Consultation
1
4
Hyperthyroidism
3
2
Hypothyroidism
2
2
Graves' Disease
4
Pituitary Function Test
2
2
Type 1 Diabetes
3
High Blood Pressure (Hypertension)
2
Diabetes Insipidus
2
Cushing's Syndrome
2
Vitamin D Deficiency
2
Goitre
2
High Cholesterol
1
Metabolic Syndrome
1
Thyroid Nodules
1
Obesity
1
Adrenal Disease
1
Weight Loss Injections
1
Diet Advice
1
Amenorrhoea
1
Mounjaro Injection
1
Acromegaly (Gigantism)
Addison's Disease
Adrenocorticotropin Stimulation Tests (ACTH)
Endocrine Hypertension
Hyperlipidaemia
Metabolic Bone Disease
Reproductive Disorders
Synacthen Test

Registered with

General Medical Council

No. 6035792


Education

University of Colombo

Medicine

Graduated 2000


Qualifications

  • Master of Science( Hons) -in Diabetes and Endocrinology King's College London 2008
  • MBBS ( Hons) Medical faculty Colombo 2000
  • Fellowship of the Royal College of Physicians UK ( FRCP) Roayal College of Physicians 2014
  • Completion of specialty training in Diabetes and Endocrinology Royal College of Physicians 2010
  • Member of the Royal college of Physicians(MRCP(UK) Royal College of Physicians 2005

Languages spoken

  • English
  • Sinhala

Insurers

  • Simply Health (Dental)
  • Healix Health Services
  • Bupa Fee Assured
  • Cigna
  • Bupa
  • WPA
  • AXA Health
  • Aviva Health
  • Vitality
  • Aetna

Fees

  • New appointment

    £325
  • Follow-up appointment

    £200
*May vary on location

Locations

HCA Healthcare UK London Bridge Hospital

27 Tooley Street, London, United Kingdom, SE1 2PR

4.83(5,394 reviews)

Opening hours

Monday
09:00 - 12:30
Tuesday
Wednesday
Thursday
09:00 - 12:30
Friday
Saturday
Sunday

Facilities

Wheelchair Accessible
View practice profile

Opening hours

Monday
09:00 - 12:30
Tuesday
Wednesday
Thursday
09:00 - 12:30
Friday
Saturday
Sunday

Facilities

Wheelchair Accessible
View practice profile

HCA UK at The Shard

St Thomas Street, London, United Kingdom, SE1 9BS

0.00(0 reviews)

Opening hours

Monday
09:00 - 13:00
Tuesday
Wednesday
Thursday
09:00 - 12:30
Friday
Saturday
Sunday

Facilities

Paid Parking
View practice profile

Guy's & St Thomas' Hospital

Westminster Bridge Road, London, United Kingdom, SE1 7EH

0.00(0 reviews)

Opening hours

Monday
Tuesday
Wednesday
Thursday
Friday
17:00 - 18:30
Saturday
Sunday

HCA Healthcare UK City of London Outpatients

31 Old Broad Street By Tower 42, London, United Kingdom, EC2N 1HT

4.72(167 reviews)

Opening hours

Monday - Friday
Saturday
Sunday

HCA UK City of London - 120 Old Broad Street

120 Old Broad Street, London, United Kingdom, EC2N 1AR

4.88(59 reviews)

Opening hours

Monday
Tuesday
17:30 - 19:30
Wednesday
Thursday
Friday
Saturday
Sunday

Video consultation

Opening hours

Monday
Tuesday
Wednesday
17:30 - 20:00
Thursday
Friday
Saturday
Sunday

Areas of expertise

All
Reviews
Skill Endorsements
Thyroid Problems
31
4
Hormone Imbalances and Disorders (Female)
23
Polycystic Ovary Syndrome (PCOS)
10
2

Contact

Book online

Reviews

AI Review Summary

This summary was created by AI based on recent reviews

Dr. Dulmini Kariyawasam is described as professional, caring, and knowledgeable in her patient interactions. Patients value her clear explanations of medical information, personalised treatment plans, and ability to make them feel listened to and at ease. She guides individuals through diagnoses and next steps, building confidence and offering practical advice for condition management. Her expertise provides exceptional support across various endocrine conditions, including thyroid problems, diabetes, and hormonal health.

5
verified patient
24 Aug 2026

Clear explanations of all.my questions. Felt reassured and confident with Doctor's expertise. I felt that my treatment was personalised to my lifestyle and needs.

Patient seen for:
5
verified patient
24 Aug 2026

Dr Kariyawasam is really friendly and very knowledgeable. Offered thorough checks and explained results clearly. Would definitely recommend.

5
verified patient
18 Aug 2026

Dr Kariyawasam was very sympathetic and understanding about my symptoms. She explained things that two consultant gynaecologists I’d seen previously hadn’t. She was very clear, we discussed treatment options and she has a great personal manner. I was very pleased and impressed with my consultation I had with her.

5
verified patient
31 Jul 2026

A helpful consultation with clear advice and a personalised treatment plan. I felt listened to and supported.

Patient seen for:
5
verified patient
12 Jul 2026

Extremely supportive

4
verified patient
10 Jul 2026

The administrative handling of my appointment was SURPRISINLY unprofessional, particularly in relation to the secretary Georgia. Although I responded promptly with my availability for the video/telephone consultation, I never received confirmation of the appointment. On the day of the consultation, I emailed again to request the video link but received no response. When I called, I was told my emails had been missed and the appointment had never been confirmed, without any apology. The same thing happened AGAIN when I accepted an alternative slot later that day—my confirmation email was overlooked AGAIN, leaving me to chase for updates shortly before the appointment. In contrast, the doctor was professional throughout. My complaint relates solely to the administrative communication and organisation, which fell WAY below the standard I would expect.

Patient seen for:
Reply from Dulmini Kariyawasam
05 Aug 2026
avatar-image

Thank you for taking the time to share your feedback. We are very sorry to hear about your experience and we sincerely apologise for the frustration and incovenience caused. On this occassion Dr Kariyawasams usual secretary was on leave and your appointments were being managed by a member of the team providing sickness cover. Unfortunately on this occassion your emails were overlooked, and we recognise this resulted in poor communication and unneccessary stress for you. We appreciate you highlighting these issues as this enables us to review our processes and ensure improvements are made to prevent this happening again. We are pleased to hear that your consultation with Dr Kariyawasam met your expectations, but we fully accept that administrative support you received fell short of the standard we strive to provide. Please accept our sincere apologies and thank you again for bringing this to our attention.

5
verified patient
09 Jul 2026

I have had a great experience with Dr Kariyawasam. She is professional, knowledgeable, and takes the time to listen to my concerns and explain everything clearly. I feel comfortable in my appointments with her and leave feeling confident in my treatment plan. The staff were also friendly and efficient, making the entire visit a positive experience. I would highly recommend this practice.

5
verified patient
09 Jul 2026

Very well mannered - helpful and knowledgable, really seemed to care.

5
verified patient
22 Jun 2026

Dr Kariyawasam was really helpful and explained everything clearly to me, including the reasons for symptoms and possible solutions

5
verified patient
18 Jun 2026

Dr Kariyawasam was professional, friendly and above all, kind. I felt like I could cover off everything I wanted to speak about with ease and she was clear in next steps and processes. She made me feel at ease and confident in next steps. I couldn’t fault her.

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Skill Endorsements

I have been lucky to have worked with Dulmini for a good 7 year period. Her clinical acumen, compassion and professionalism is par excellence. Under her care, you can be sure of receiving highest standards of medical support. I am confident that you will not need to look any further once you have been in touch with her.

30 Oct 2025
Endorsed for
Parathyroid Disease
Parathyroid Disease
Polycystic Ovary Syndrome (PCOS)

Dr Mamta Joshi

Dr Mamta Joshi

Diabetes & Endocrinology Specialist
Is a colleague

06 Mar 2024
Endorsed for
Type 2 Diabetes
Adrenal Disease

Professor Dorota Dworakowska

Professor Dorota Dworakowska

Diabetes & Endocrinology Specialist
Is a colleague

Dr Kariyawasam is a highly competent and accomplished specialist clinician. She has a wealth of experience working at the highest level in the Internationally renowned unit at Guy's and St Thomas' Hospitals in London. I have worked with her as a colleague for many years and have nothing but the utmost respect for her dedication, professionalism, hard work and attention to detail. She has a wonderful calm but authoritative bedside manner and I have no difficulty recommending her unreservedly.

21 May 2021
Endorsed for
Parathyroid Disease
Endocrinology & Diabetes
Video Consultation

DP

Dr Jake Powrie

Diabetes & Endocrinology Specialist
Is a colleague

Dr Kariyawasam is an excellent colleague whom I have been working with for more than 7 years. She is highly proficient at her job, very knowledgeable, sincere and compassionate. She has been outstanding in her clinical skills and also very professional. Highly recommended.

21 May 2021
Endorsed for
Parathyroid Disease
Endocrinology & Diabetes
Video Consultation

DV

Dr. Anand Velusamy

Diabetes & Endocrinology Specialist
Is a colleague
Dr. Dulmini Kariyawasam logo

Get to know Dr. Dulmini Kariyawasam

Articles

Most recent articles

Read articles from Dr. Dulmini Kariyawasam explaining process of procedures and other important things you should know before choosing your provider.

One in five UK adults living with diabetes or pre-diabetes in all-time high

One in five UK adults living with diabetes or pre-diabetes in all-time high

Charity Diabetes UK called the situation a ‘hidden health crisis’ and urged the government to act immediately

06 February 2025

independent.co.uk

FAQ

What are Dr. Dulmini Kariyawasam's reviews like?

Dr. Dulmini Kariyawasam's overall patient rating is 4.95 out of 5 stars on Doctify. This is based on 101 reviews.

What languages does Dr. Dulmini Kariyawasam speak?

Dr. Dulmini Kariyawasam speaks English and Sinhala

Where is Dr. Dulmini Kariyawasam located?

Dr. Dulmini Kariyawasam primarily practices at HCA Healthcare UK London Bridge Hospital, located at 27 Tooley Street, London, United Kingdom, SE1 2PR
See more locations

What are Dr. Dulmini Kariyawasam working hours?

Dr. Dulmini Kariyawasam is working Monday (09:00 - 12:30, 09:00 - 13:00), Tuesday (17:30 - 19:30), Wednesday (17:30 - 20:00), Thursday (09:00 - 12:30, 09:00 - 12:30), Friday (17:00 - 18:30)

Find where Dr. Dulmini Kariyawasam operates today

Does Dr. Dulmini Kariyawasam accept new patients?

Dr. Dulmini Kariyawasam generally accepts new patients.

Get in touch with this specialist to enquire as a new patient