Alistair Angus Peyre Slesser

General Surgery

21 years of experience
21 years of experience



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Mr Slesser qualified from Barts and The London School of Medicine in 2003 and is an experienced surgeon who is fully trained in all minimally invasive techniques. Slesser undertook his higher surgical training in West London. During his training, he mainly focused on honing his skills in gastrointestinal surgery. He regularly performs colorectal cancer surgery and has an interest in abdominal wall reconstruction. Mr Slesser also undertakes emergency general surgery and performs all hernia repairs as well as surgery for gallstone disease.

Mr Slesser was awarded an MSc in Surgical Sciences by Imperial College London in 2009. In 2016, for his research focused on metastatic colorectal cancer based at the Royal Marsden Hospital he was awarded a Doctorate by Imperial College London. He is a honorary clinical senior lecturer at Imperial College, London.


Laparoscopic (Key-Hole) Surgery, Colorectal Surgery

All procedures

  • Colonoscopy
  • General Surgery
  • Hernia Repair (Keyhole)
  • Gallstone Surgery
  • Gastroscopy
  • Laparoscopic (Key-Hole) Surgery
  • Lipoma Removal
  • Skin Lesion Treatments
  • Abdominal Wall Reconstruction
  • Abdominoperineal Resection
  • Appendicectomy
  • Bowel Diversion Surgery
  • Bowel Surgery (Colectomy)
  • Colon Cancer Screening
  • Coloproctology
  • Colorectal Surgery
  • Colostomy Surgery
  • Endoscopy (OGD)
  • Excision of Benign Lesions
  • Excision of Sebaceous Cysts
  • Ileostomy Surgery
  • Laparoscopy
  • Open Gallbladder Removal (Cholecystectomy)
  • Open Hernia Repair
  • Pilonidal Sinus Excision
  • Rectal Biopsy
  • Removal of Rectum and Colon (Proctocolectomy)
  • Sigmoidoscopy
  • Skin Lesion Removal (Warts, Moles and Skin Tags)
  • Surgical Oncology
  • Transanal Endoscopic Microsurgery (TEM)
  • Umbilical Hernia Repair

All conditions

  • Hernia
  • Inguinal Hernia
  • Anal Fistula
  • Bowel Obstruction
  • Diverticulitis
  • Haemorrhoids
  • Pilonidal Sinus Disorders
  • Colitis (Ulcerative Colitis)
  • Inflammatory Bowel Disease (IBD)
  • Altered Bowel Habits
  • Anal Cancer
  • Anal Fissure
  • Appendicitis
  • Bowel Cancer
  • Colon Cancer
  • Crohn's Disease
  • Femoral Hernia
  • Gallbladder Disease
  • Gallstones
  • Lipoma
  • Malignant Bowel Obstruction
  • Rectal Bleeding
  • Rectal Cancer
  • Small Bowel Cancer


French, English


MBBS(Lond), MRCS(Eng), MSc, MD(Res), FRCS(Gen.Surg)

Registered with

General Medical Council: 6076859


41 Welbeck Street, London, W1G 8DU


42-52 Nottingham Place, London, W1U 5NY


Consultation Fees

New appointment: £250

Follow-up appointment: £150


Overall Rating

Overall rating

Overall experience

4.97 / 5

Personal care received

4.97 / 5

Explanation of care provided

4.92 / 5



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