Miss Anna Kamocka
Consultant Bariatric, Upper Gastrointestinal and General Surgeon
Digestive Health
Sub-specialties: General Surgery, Upper GI Surgery, Metabolic and Obesity Surgery.

Overview
Miss Anna Kamocka is a Consultant Bariatric, Upper Gastrointestinal and General Surgeon and Upper GI Endoscopist at Welbeck Digestive Health. She is also Service Director for Bariatric and Upper GI Surgery at Chelsea and Westminster Hospital.
About Miss Anna Kamocka
Miss Anna Kamocka is a Consultant Bariatric, Upper Gastrointestinal, and General Surgeon with a specialist focus on minimally invasive surgery. She is the Service Director for Bariatric and Upper GI Surgery at Chelsea and Westminster Hospital. Her expertise includes the management of obesity and type 2 diabetes through laparoscopic primary and revisional bariatric surgery, as well as gallbladder surgery, laparoscopic and open hernia repairs, surgical treatment of reflux disease and achalasia, benign soft tissue lesions, and a wide range of other general surgical conditions.
Miss Kamocka trained at some of the UK’s most prestigious institutions, including Imperial College London, John Radcliffe Hospital in Oxford, St George’s Hospital in London, and the Royal Surrey County Hospital in Guildford. She went on to complete high-volume bariatric fellowships in Bruges, Belgium, and Rochester, New York. On her return from the U.S. in 2022, she was appointed Consultant Surgeon at Chelsea and Westminster Hospital NHS Foundation Trust.
Committed to advancing clinical standards through research and education, Miss Kamocka was awarded a PhD from Imperial College London for her work on bariatric surgery and diabetes remission. She also holds a Master’s in Surgical Education (MEd) and is a respected trainer, serving as Surgical Simulation Lead at Chelsea and Westminster Hospital. In addition, she mentors international doctors through the Clinical Attachment Training Programme. With numerous publications and contributions to book chapters, Miss Kamocka is widely recognised in her field and is regularly invited to speak at national and international conferences.
Areas of Expertise
Miss Anna Kamocka commonly treats:
- Obesity
- Gallstones
- Hernia
- Reflux
- Achalasia
- Pancreatitis
- Appendicitis
- Obesity and Women’s Health
She offers the following tests and treatments:
- Laparoscopic Cholecystectomy
- Hernia Surgery
- Bariatric Surgery
- Gastric Bypass
- Sleeve Gastrectomy
- Surgical Management of Type 2 Diabetes
- Revisional Bariatric Surgery
- Anti-reflux Surgery
- Achalasia Surgery
- Laparoscopic (Keyhole) Surgery
- General Surgery
Additional Information
Miss Kamocka holds the following qualifications: PhD MEd. FRCS
She is an active member of:
- Fellow of the Royal College of Surgeons
- AUGIS (Association of Upper Gastrointestinal Surgery of Great Britain and Ireland)
- BOMSS (British Obesity and Metabolic Surgery Society)
- ASO (Association for the Study of Obesity)
She currently holds clinical posts at:
- Consultant Bariatric, Upper Gastrointestinal and General Surgeon at Welbeck Digestive Health
- Chelsea and Westminster Hospital (NHS and private)
- The Lister Hospital
- Service Director for Bariatric and Upper GI Surgery at Chelsea and Westminster Hospital
Miss Kamocka is the recipient of the following professional awards:
- Royal College of Surgeons Research Fellow, 2018 – 2019
- Foster-Schauer Award, Obesity Week, Las Vegas, 2019
- PhD Travel Award, Imperial College London, 2017
- Scholarship for Bariatric Mini-Fellowship with Dr Bruno Dillemans,
- AZ Sint-Jan Hospital, Bruges, Belgium, 2015
Research Highlights
Miss Kamocka has published widely in peer-reviewed journals, written book chapters on obesity and metabolic surgery and is a reviewer for the Obesity Surgery journal. A few examples of her publications include:
- Outcomes of bariatric surgery in extreme obesity: results from the United Kingdom National Bariatric Surgery Registry for patients with a body mass index >70kg/m2
SOARD 2021 Oct;17(10):1732-1738 - Length of biliopancreatic limb in Roux-en-Y gastric bypass and its impact on post-operative outcomes in metabolic and obesity surgery-systematic review and meta-analysis.
Int J Obes 2022 Nov;46(11):1983-1991 - The effect of standard versus longer intestinal bypass on GLP-1 regulation and glucose metabolism in patients with type 2 diabetes undergoing Roux-en-Y gastric bypass: The Long-Limb Study.
Diab Care 2021 May;44(5): 1082-1090 - Liraglutide treatment in patients with persistent or recurrent type 2 diabetes after metabolic surgery (GRAVITAS): a randomised, double-blind, placebo-controlled trial. Lancet Diabetes Endocrinol. 2019 Jul;7(7):549-559
- Obesity surgery makes patients healthier and more functional - real world results from the United Kingdom National Bariatric Surgery Registry. Surg Obes Relat Dis., 2018 Jul;14(7):1033-
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