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Spyros Panagiotopoulos – Consultant Bariatric & General Surgeon, London

Mr Spyros Panagiotopoulos is a Consultant in General and Metabolic/Bariatric Surgery at King’s College Hospital in London, United Kingdom. He graduated from the Medical School of National and Kapodistrian University of Athens in Greece in 1998.

GMC registration number: 7151099

He completed an integrated six-year residency programme in general surgery, with specialist laparoscopic and upper gastrointestinal training, at University Hospital of Patras (UHP) in Greece, the IRCAD (Research Institute for Digestive Cancer) in Strasbourg, France, and the Karolinska Metabolic Centre in Gothenburg, Sweden.

In 2008, he obtained his Certificate of Completion of Training from the University Hospital of Patras in Greece, where he continued his higher specialist training in metabolic and bariatric surgery in the Unit of Clinical Severe Obesity at UHP (IFSO—Centre of Excellence).

Subsequently, he pursued further specialist training at King’s College Hospital, where he was subsequently appointed as Consultant Surgeon. He embarked on further postgraduate studies and was duly awarded his PhD with honours in the field of metabolic and bariatric surgery in 2013.

In 2016, he was conferred the Fellowship of the Royal College of Surgeons (England) (ad eundum). He holds full membership of the British Obesity and Metabolic Surgery Society (BOMSS), the International Federation for the Surgery of Obesity and Metabolic Disorders (IFSO), the European Association for Endoscopic Surgery (EAES), the British Hernia Society (BHS), the European Hernia Society (EHS) and the Hellenic Association for Endoscopic Surgery and Other Interventional Techniques (HAES).

His research interests are in metabolic and bariatric surgery and management of obesity. He has been actively involved in many research projects and is the author of several publications in peer-reviewed journals and book chapters.

Μr Panagiotopoulos serves as a clinical supervisor for specialist training in metabolic and bariatric surgery for UK trainees and fellows at King’s College Hospital and an educational supervisor for fellows in the International Fellowship Program in Metabolic and Diabetes Surgery at King’s (RCSE approved).

His other clinical interests encompass advanced laparoscopic surgery, including the management of abdominal wall hernias and complex abdominal wall reconstruction.

Additionally, he is proficient in acute care surgery, particularly emergency general and major trauma surgery. Furthermore, he provides specialised care to high-risk surgical patients.

Publications

1. Post-Operative Safety Outcomes and 5-Year Healthcare Utilisation After Bariatric Surgery vs. Other Elective Types of Surgical Treatments – A Retrospective Observational Cohort Study.

Chamseddine G, David McIntyre R, Panagiotopoulos S, Rudisill AC, Casella J, Castagneto-Gissey L, Chang A, Galata G, Haji A, Haq A, Genser L, Mingrone G, Patel A, Salerno A, Tassinari D, Rubino F.

Obes Surg. 2026 Jun;36(6):2753-2764. doi: 10.1007/s11695-026-08584-7. Epub 2026 Apr 11.

 

2. Disentangling the effects of depression and perceived stress on cortisol levels in individuals with obesity: Preliminary results from a cross-sectional study.

Mariani N, McLaughlin A, Lambert E, Kose M, Nikkheslat N, Patsalos O, Bogdanova A, Chamseddine G, Panagiotopoulos S, Chang A, Rubino F, Mondelli V.

Psychoneuroendocrinology. 2023 Dec;158:106387. doi: 10.1016/j.psyneuen.2023.106387. Epub 2023 Sep 22.

 

3. Laparoscopic adjustable gastric banding with liraglutide in adults with obesity and type 2 diabetes (GLIDE): a pilot randomised placebo controlled trial.

Coelho C, Dobbie LJ, Crane J, Douiri A, Learoyd AE, Okolo O, Panagiotopoulos S, Pournaras DJ, Ramar S, Rubino F, Singhal R, le Roux CW, Taheri S, McGowan B.

Int J Obes (Lond). 2023 Nov;47(11):1132-1142. doi: 10.1038/s41366-023-01368-4. Epub 2023 Sep 11.

 

4. Peripheral inflammation associated with depression and reduced weight loss: a longitudinal study of bariatric patients.

McLaughlin AP, Lambert E, Milton R, Mariani N, Kose M, Nikkheslat N, Patsalos O, Ferraro L, Chamseddine G, Panagiotopoulos S, Chang A, Ramar S, Patel A, Rubino F, Mondelli V.

Psychol Med. 2024 Feb;54(3):601-610. doi: 10.1017/S0033291723002283. Epub 2023 Aug 31.

 

5. Weight loss with bariatric surgery or behaviour modification and the impact on female obesity-related urine incontinence: A comprehensive systematic review and meta-analysis.

Sheridan W, Da Silva AS, Leca BM, Ostarijas E, Patel AG, Aylwin SJ, Vincent RP, Panagiotopoulos S, El-Hasani S, le Roux CW, Miras AD, Cardozo L, Dimitriadis GK.

Clin Obes. 2021 Aug;11(4):e12450. doi: 10.1111/cob.12450. Epub 2021 May 6.

 

6. Surgery: Metabolic surgery: the cutting edge of diabetes care.

Rubino F, Panagiotopoulos S.

Nat Rev Gastroenterol Hepatol. 2017 Jul;14(7):389-390. doi: 10.1038/nrgastro.2017.45. Epub 2017 Apr 21.

 

7. Obesity, Type 2 Diabetes, and the Metabolic Syndrome: Pathophysiologic Relationships and Guidelines for Surgical Intervention.

Genser L, Casella Mariolo JR, Castagneto-Gissey L, Panagiotopoulos S, Rubino F.

Surg Clin North Am. 2016 Aug;96(4):681-701. doi: 10.1016/j.suc.2016.03.013.

Where Mr Panagiotopoulos consults

  • HCA London Bridge Hospital, 27 Tooley Street, London SE1 2PR
  • Circle Chelsfield Park Hospital, Bucks Cross Road, Chelsfield, Orpington BR6 7RG
  • The Guthrie Wing, King’s College Hospital, Denmark Hill, London SE5 9RS

Clinic days and times, and how to make an enquiry, are on the Contact page.