Mr Rhys Thomas FRCS



GMC number: 6077250

Practising since: 2003


General Surgery

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Mr Thomas is a Consultant General, Laparoscopic, Complex Hernia and Upper Gastrointestinal Surgeon at Croydon University Hospital. He specialises in managing abdominal wall and groin hernias of all types as well as very complex, recurrent hernias with a particular interest in abdominal wall reconstruction.

He is the lead upper gastrointestinal (GI) surgeon at Croydon University Hospital and is general surgery service lead and is dedicated to developing the service and to improving standards.

He leads a regional MDT for complicated abdominal wall reconstruction patients and developed the surgical anti-reflux surgical service at Croydon, performing a high volume of conventional anti-reflux cases and LINX procedures. Additionally he has an interest in “keyhole” surgery for managing symptomatic gallstones electively and as an emergency.

Mr Thomas firmly believes in bespoke, shared decision making with his patients to bring about the best outcomes.

View Mr Thomas' reviews here.

Special interests

Upper GI Surgery, General Surgery, Emergency Surgery, Hernia Surgery, Laparoscopic Surgery, Gallstones Surgery, Acid reflux surgery, Abdominal wall Reconstruction

Other interests

  • Fundoplication
  • Keyhole (laparoscopic) hernia repair
  • Open hernia repair
  • Endoscopy
  • Appendicectomy
  • Gallbladder removal (cholecystectomy)
  • Laparoscopy
  • Lipoma removal
  • Skin lesion treatments
  • Achalasia surgery
  • Gastroscopy
  • Pilonidal sinus surgery
  • Video consultation
  • Hernia
  • Inguinal hernia
  • Femoral hernia
  • Appendicitis
  • Gallstones
  • Pancreatitis
  • Elective and emergency general and upper GI surgery
  • Complex abdominal wall hernia repair
  • Abdominal wall reconstruction
  • Acute surgical management of emergency gallstone patients
  • Acute biliary surgery
  • Anti-reflux surgery

Personal interests

In his spare time he is a single figure handicap golfer and is a keen walker and pub-goer.

Treatments and tests offered by Mr Rhys Thomas FRCS at Nuffield Health

  • Gastroesophageal
  • Appendicectomy
  • Open surgery groin hernia repair
  • Umbilical hernia repair
  • Stoma surgery
  • Laparoscopic incisional hernia repair
  • Reflux surgery (fundoplication)
  • Hernia repair
  • Cholecystectomy (Gallbladder removal)
  • Laparoscopic groin hernia repair
  • Colorectal surgery
  • Laparoscopic reflux surgery (fundoplication)
  • Ileostomy
  • Bilateral (inguinal) hernia repair
  • Gastrointestinal tract
  • Hernia unilateral
  • Laparoscopic cholecystectomy (gallbladder removal)

Locations Mr Rhys Thomas FRCS works with

Related experience


An established abdominal wall multidisciplinary team improves patient care and aids surgical decision making with complex ventral hernia patients.
Parker SG, Blake H, Zhao S, van Dellen J, Mohamed S, Albadry W, Akhtar H, Franczak B, Jakkalasaibaba R, Rothnie A, Thomas R.
Ann R Coll Surg Engl. 2024 Jan;106(1):29-35.

Gallstone extraction from a back abscess resulting from spilled gallstones during laparoscopic cholecystectomy: a case report.
Mehmood S, Singh S, Igwe C, Obasi CO, Thomas RL.
J Surg Case Rep. 2021 Jul 23;2021

Can Inflammatory Markers Foretell Aetiology and Prolonged Hospitalisation in Acute Pancreatitis?
Mathuram Thiyagarajan U, Ponnuswamy A, Thomas R.
Cureus. 2021 Jan 7;13(1)

Predictivity of Biochemical Markers on Aetiology and Length of Hospitalisation in Acute Pancreatitis.
Mathuram Thiyagarajan U, Ponnuswamy A, Thomas R.
Cureus. 2020 Dec 9;12(12)

Does music reduce anxiety and discomfort during flexible sigmoidoscopy? A systematic review and meta-analysis.
Shanmuganandan AP, Siddiqui MRS, Farkas N, Sran K, Thomas R, Mohamed S, Swift RI, Abulafi AM. World J Gastrointest Endosc. 2017 May 16;9(5):228-237.

Gastric necrosis and perforation in a patient with Asperger's syndrome.
Hicks G, D'Souza N, Thomas R, Brar R.
BMJ Case Rep. 2017 Sep 27;2017

Liver metastases from esophageal carcinoma: is there a role for surgical resection?
Huddy JR, Thomas RL, Worthington TR, Karanjia ND.
Dis Esophagus. 2015 Jul;28(5):483-7.

A new teaching model for laparoscopic common bile duct exploration: use of porcine aorta.
Navarro-Sanchez A, von Roon AC, Thomas RL, Marchington SW, Isla A.
Cir Esp. 2014 Dec;92(10):692-3.

Improving the surgical hot clinic.
Hubbard T, Thomas R.
BMJ Qual Improv Rep. 2014 Dec 10;3(1)

The usefulness of P-POSSUM score in patients undergoing elective liver resection for benign disease, metastatic colorectal cancer and non-colorectal cancer.
Thomas R, Madani R, Worthington T, Karanjia N.
Hepatogastroenterology. 2012 Nov-Dec;59(120):2421-7.

Liver resection for colorectal cancer metastases involving the caudate lobe.
Thomas RL, Lordan JT, Devalia K, Quiney N, Fawcett W, Worthington TR, Karanjia ND.
Br J Surg. 2011 Oct;98(10):1476-82.

Comparison of SHO surgical logbooks a generation apart
November 2009 Bulletin of The Royal College of Surgeons of England 91(10):356-359
R.L. Thomas, Nariman D Karanjia


The Croydon University Hospital Ventral Hernia Management Protocol; A ‘Getting It Right First Time’ (GIRFT) approach to Complex Abdominal Wall Reconstruction.
Joyner J, Parker S.G, Thomas R, Van Dellen 
J, Mohamed S, Jakkalasaibaba R, Blake H, Shanmuganandan A, Albadry W, Panascia J, Gray W, Vig S
Submitted to and accepted by “The American Surgeon”

An Analysis of Anatomical Variation of the Abdominal Wall Strap Muscles: An objective assessment using cross-sectional imaging
Parker S.G, Blake H, Ishak A, Mahrous H, Abdelgelil M, Windsor A, Halligan S, Shanmuganandan A, Jakkalasaibaba R, Thomas R.
Submited to and accepted by “Hernia”


  • British Medical Association
  • Association of Upper GI Surgeons
  • British Hernia Society

Other posts held

  • Croydon University Hospital, Consultant Upper GI and Abdominal wall Reconstruction Surgeon
  • Service lead for General Surgery

Insurers Mr Rhys Thomas FRCS works with

Mr Rhys Thomas FRCS works with the following private medical insurance providers:

  • Aetna
  • Allianz
  • Aviva Health
  • AXA Health
  • AXA - Global Healthcare
  • Benenden Health
  • Bupa
  • Bupa Global
  • Bupa On Demand
  • Childsure
  • Cigna
  • Cigna International
  • CS Healthcare
  • ESMI
  • Exeter Family Friendly
  • Freedom Health
  • Healix
  • Healix Healthcare
  • Healthcare RM
  • HealthFund
  • Health-on-Line
  • InterGlobal
  • Medical Care Direct
  • PHC
  • Police Mutual
  • SecureHealth
  • Simplyhealth
  • Standard Life
  • The Exeter Friendly
  • Universal Provident
  • Vitality Health (Pru Health)
  • Westfield Health WPA
  • WPA


Mr Rhys Thomas FRCS does not hold a share or financial interest in this hospital, another Nuffield Health hospital or the company.

Mr Rhys Thomas FRCS does not have a share or financial interest in equipment used at this hospital or another Nuffield Health hospital.

Mr Rhys Thomas FRCS does not hold any paid advisory role(s) at this hospital or on behalf of Nuffield Health.