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Mr Simon Harris

MB BS BSc MS FRCS

General Surgeon

35 years of experience

Harrow, HA1 3RX

(+2 more)

192 connections in healthcare

Skill endorsed

by Mr David Ahearne, Dr Bob Grover and 40 other professionals

4.94

/5

(54 reviews)

35 years of experience

Harrow, HA1 3RX

(+2 more)

192 connections in healthcare

Skill endorsed

by Mr David Ahearne, Dr Bob Grover and 40 other professionals

Areas of expertise

All
Reviews
Skill Endorsements
Hernia
12
2
Colonoscopy
14
Colon Cancer
11

Contact

Book


Expert in:

About Mr Simon Harris

Mr Simon Harris is Consultant General Surgeon who has worked within the NHS in London for over 15 years, based at Hillingdon Hospital and Mount Vernon Hospital, part of The Hillingdon Hospitals NHS Foundation Trust.

He trained at Charing Cross Medical School and is a Fellow of the Royal College of Surgeons of England. He also holds a Bachelor of Science degree and was awarded a Master of Surgery (MS) from St George’s Hospital, University of London, for research into the aetiology of colorectal cancer.

Mr Harris has a specialist interest in laparoscopic (keyhole) surgery, including upper gastrointestinal surgery, colorectal surgery and colorectal cancer surgery. His advanced training includes extensive experience at the Minimal Access Therapy Training Unit (MATTU) at Addenbrooke’s Hospital, Cambridge, and the Institute of Tele-Surgery in Strasbourg, France.

His clinical practice includes the management of complex surgical cases, including patients with previous abdominal surgery, recurrent hernias, sports hernia and Gilmore’s groin. He has performed a high volume of laparoscopic procedures, including gallbladder surgery and groin hernia repair for inguinal, femoral, umbilical and incisional hernias. He also performs laparoscopic cholecystectomy for gallstones, gallbladder polyps, biliary colic and gallstone-related pancreatitis.

Mr Harris undertakes assessment and investigation of abdominal symptoms using blood tests and imaging modalities such as X-ray, ultrasound, MRI, MRCP and PET scanning. He also performs diagnostic and therapeutic endoscopy and colonoscopy, including polyp removal and investigation for bowel cancer. Where appropriate, he offers alternative diagnostic options such as CT virtual colonoscopy.

He has extensive experience in the investigation and management of diverticular disease, including the treatment and prevention of recurrent diverticulitis. He routinely assesses patients with symptoms suggestive of abdominal or bowel cancer and performs laparoscopic bowel cancer surgery in both NHS and private settings.

Mr Harris is a core member of the Colorectal Cancer Multidisciplinary Team at Hillingdon Hospital.


Subspecialties

  • Lower GI (Gastrointestinal) Surgery
  • Laparoscopic (Key-Hole) Surgery
  • Colorectal Surgery
  • Upper GI (Gastrointestinal) Surgery

Areas of expertise

All
Reviews
(77)
Skill Endorsements
(61)

Click the bar to read reviews or skill endorsements

Hernia
12
2
Colonoscopy
14
Colon Cancer
11
Video Consultation
10
Haemorrhoids
5
3
General Surgery
8
Gallstone Surgery
5
Gallstones
3
1
Pancreatic Disorders
4
Bowel Cancer
4
Endoscopy (OGD)
3
Troublesome Cough
2
Breathlessness
2
Cartilage Surgery (Knee)
2
Epididymal Cysts
2
Cubital Tunnel Syndrome
2
Hernia Repair (Keyhole)
2
Stomach / Abdominal Pain
1
1
Colorectal Surgery
2
Lipoma Removal
1
1
Gastroscopy
2
Diarrhoea
2
Inguinal Hernia
2
Gallbladder Disease
2
Altered Bowel Habits
2
Inguinal Hernia Repair
2
Rhinoplasty (Nose Job)
1
Enlarged Lymph Nodes
1
Postoperative Rehabilitation
1
Knee Preservation Surgery
1
Basal Cell Carcinoma
1
Tendon Injuries
1
Finger Injury
1
Robotic Surgery
1
Cancer Genetics
1
Microvascular Free Flap Surgery
1
Chemotherapy
1
Endovenous Laser Ablation (EVLA)
1
Skin Lesion Treatments
1
Varicose Veins
1
Skin Tags
1
Laparoscopy
1
Umbilical (Belly-Button) Hernia
1
Pilonidal Sinus Disorders
1
Fistula
1
Diverticulitis
1
Reflux
1
Abdominal Wall Reconstruction
1
Infectious Diseases
1
Laparoscopic (Key-Hole) Surgery
1
Lumps and Bumps Removal
1
Laparoscopic Bilateral Hernia Surgery
1
Acid Reflux Surgery
Stricture Treatment
Stoma Reversal
Stoma Surgery
Stapled Haemorrhoidectomy
Sports Hernia Repair Surgery
Spigelian Hernia
Robotic-Assisted Laparoscopic Surgery
Small Bowel Cancer
Nissen's Fundoplication
Hiatus Hernia Repair
Rectal Bleeding
Cholangioscopy
Perianal Fistula
Anti-Reflux Surgery
Hidradenitis Suppurativa
Abscess Incision and Drainage
Crohn's Disease
Umbilical Hernia Repair
Colitis (Ulcerative Colitis)
Sigmoid Colectomy for Diverticular Disease
Bowel Obstruction
Skin Lesion Removal (Warts, Moles and Skin Tags)
Reversal of Hartmann's Procedure
Rectal Biopsy
Rectal Pain
Anal Prolapse
Pilonidal Sinus Excision
Open Gallbladder Removal (Cholecystectomy)
Recurrent Hernia
Anal Fissure
Sigmoidoscopy
Open Hernia Repair
Perianal Disease
Removal of Rectum and Colon (Proctocolectomy)
Oesophageal and Stomach Surgery
No Mesh Hernia Repair
Perianal Abscess
Lateral Internal Sphincterotomy
Pelvic Congestion Syndrome
Pancreatitis
Mesenteric Ischemia
Liver Disease
Lipoma
Hiatus Hernia
Ileostomy Surgery
Inflammatory Bowel Disease (IBD)
Jaundice
Laparoscopic Gallbladder Removal (Cholecystectomy)
Laparoscopic Appendicectomy
Incisional Hernia Repair
Gastrointestinal Stromal Tumour (GIST)
Hemorrhoidectomy
Heart Burn
GORD (Gastroesophageal Reflux Disease)
Haemorrhoidectomy
Colon Cancer Screening
Gallbladder Cancer
Gastrointestinal Stromal Tumour (GIST) Excision
Enterocutaneous Fistula
Enterocele
Fistulectomy and Seton Insertion
Dermatitis
Excision of Lymph Nodes
Abdominoperineal Resection
Faecal Incontinence
Coloproctology
Constipation
Faecal Occult Blood (FOB) Test
Colorectal Cancer
Bowel Surgery (Colectomy)
Anorectal Conditions
Botox Injections for Anal Fissure
Anal Fistula
Faecal Immunochemical Test (FIT)
Appendicitis
Bowel Resection
Abdominal Wall Defects
Banding of Haemorrhoids
Abdominal (Ventral) Hernia
Adhesiolysis
Anal Cancer
Bowel Diversion Surgery
Adhesions
Appendicectomy
Diagnostic Laparoscopy
Rectal Cancer
Femoral Hernia

Registered with

General Medical Council

No. 3466924


Education

University of London

Medicine

Graduated 1990

University of London

Pharmacology and Therapeutics

Graduated 1987

Royal College of Surgeons

Surgery

Graduated 1997

Université de Strasbourg

Laparoscopic surgery

Graduated 1994


Qualifications

MB BS Charing Cross and Westminster Medical School

BSc London

MS St. George's Hospital, University of London

FRCS Royal College of Surgeons


Languages spoken

  • English
  • French

Insurers

  • Bupa Fee Assured
  • Benenden Health
  • The PHC
  • National Friendly
  • Bupa
  • Saga Health Insurance
  • Aetna
  • Self-pay only
  • AXA Health
  • General and Medical
  • Allianz Worldwide Care
  • WPA
  • Freedom Health Insurance
  • Healix Health Services
  • Vitality
  • The Exeter
  • Aviva Health
  • Cigna
  • Simply Health (Dental)

Fees

  • New appointment

    £250
  • Follow-up appointment

    £170
*May vary on location

Locations

The Clementine Churchill Hospital (part of Circle Health Group)

The Clementine Churchill Hospital, Sudbury Hill, Harrow, United Kingdom, HA1 3RX

4.80(2254 reviews)

Opening hours

Monday - Friday
Saturday
Sunday

Opening hours

Monday - Friday
Saturday
Sunday

Bishops Wood Hospital (part of Circle Health Group)

Rickmansworth Road, Northwood, London, United Kingdom, HA6 2JW

4.84(709 reviews)

Opening hours

Monday - Friday
Saturday
Sunday

Syon Clinic (part of Circle Health Group)

941 Great West Road, Brentford, Middlesex, United Kingdom, TW8 9DU

4.76(537 reviews)

Opening hours

Monday - Friday
Saturday
Sunday

Areas of expertise

All
Reviews
Skill Endorsements
Hernia
12
2
Colonoscopy
14
Colon Cancer
11

Contact

Book

Reviews

AI Review Summary

This summary was created by AI based on recent reviews

Mr Simon Harris is professional and clear in patient interactions. He explains all procedures and offers reassurance. Mr Harris shows knowledge and kindness, fostering patient comfort and confidence. His expertise extends to procedures like colonoscopy and hernia operations.

5
verified patient
08 Jun 2026

First class service, seen on time. Everything explained, procedure carried out with care & attention. Brilliant nurses & excellent consultant.

Patient seen for:
Reply from Simon Harris
16 Jun 2026
avatar-image

Thank you very much for your lovely review regarding your colonoscopy. I will pass your compliment to The Endoscopy unit staff and nurses. Thanks again, best wishes.

5
verified patient
05 Jun 2026

Put me at ease and explained everything, has a lovely manner about him

Patient seen for:
Reply from Simon Harris
16 Jun 2026
avatar-image

Thank you so much for taking the time to leave your gracious review regarding your colonoscopy. Best wishes, Simon Harris

5
verified patient
04 Jun 2026

Thanks to Dr Mr Harris, he is so kind to explain everything and how to deal with the situation. Really appreciated.

Patient seen for:
Reply from Simon Harris
05 Jun 2026
avatar-image

Thank you so much for taking the trouble to leave such a lovely review regarding your hernia surgery.

5
verified patient
04 Jun 2026

Kind, understanding and very knowledgeable

Patient seen for:
Reply from Simon Harris
05 Jun 2026
avatar-image

Thank you so much for your time leaving a review about your hernia surgery. Kind regards, Simon Harris

5
verified patient
04 Jun 2026

Clear and concise. Able to answer questions in an understandable way

Patient seen for:
Reply from Simon Harris
05 Jun 2026
avatar-image

Thank you so much for your kind review. Best wishes, Simon Harris.

5
verified patient
03 Jun 2026

Very good experience. All staff is very good. Specifically Dr Simon Harris. Thanks very much 🙏

Patient seen for:
Reply from Simon Harris
04 Jun 2026
avatar-image

Thank you so much for taking the time and trouble to leave your kind review. Best wishes,

5
verified patient
02 Jun 2026

Mr Harris is the most wonderful consultant which is why I wouldn't want to see any other for my condition. always professional, thorough, polite and explains everything . Today he arranged for follow up investigations for which I'm so grateful.

Patient seen for:
Reply from Simon Harris
04 Jun 2026
avatar-image

Thank you for leaving your lovely review. It means so much. Best wishes as always.

5
verified patient
02 Jun 2026

Everything was explained clearly -leaving plenty of time for me to ask any questions

Patient seen for:
Reply from Simon Harris
04 Jun 2026
avatar-image

Thank you for your kind review regarding your issues and your colonoscopy. With very best wishes, Simon Harris

5
verified patient
30 May 2026

Excellent explanation and really appreciated how Mr Harris talked me through my case and the options and I thought his guidance spot on

Patient seen for:
Reply from Simon Harris
04 Jun 2026
avatar-image

Thank you so much for taking your time to leave such a gracious review regarding your gallstone symptoms and gallstone surgery operation. Kind regards Simon Harris

5
verified patient
29 May 2026

Mr. Harris is always very friendly and very professional and following our discussion I felt reassured.

Patient seen for:
Reply from Simon Harris
29 May 2026
avatar-image

Thank you very much for your review after your follow-up with me following your bowel cancer surgery. I’m pleased that your post-operative surveillance tests remain reassuring. Kind regards, Simon Harris, Consultant Laparoscopic GI surgeon

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Skill Endorsements

Simon is an excellent surgeon and a true patient advocate.

18 Jun 2026
Endorsed for
Cubital Tunnel Syndrome
Finger Injury

MA

Mr David Ahearne

Orthopaedic Surgeon
Is a colleague

Simon is a skilled surgeon with a kind and considerate bedside manner. I have referred many patients to him over the years, for surgical intervention. I have always had positive feedback about the care they received.

29 May 2026
Endorsed for
Colorectal Surgery
Laparoscopy
Gallstones

Dr Bob Grover

Dr Bob Grover

Gastroenterologist
Is a colleague

Mr Harris is an experienced surgeon.

18 May 2026
Endorsed for
Cartilage Surgery (Knee)
Knee Surgery

Mr Vasanth Eswaramoorthy

Mr Vasanth Eswaramoorthy

Orthopaedic Surgeon
Is a colleague

Mr Harris is an excellent General surgeon.

18 May 2026
Endorsed for
Video Consultation
Epididymal Cysts

Mr Mohammad Ali Omar

Mr Mohammad Ali Omar

Urologist
Is a colleague

FAQ

What are Mr Simon Harris's reviews like?

Mr Simon Harris's overall patient rating is 4.94 out of 5 stars on Doctify. This is based on 57 reviews.

What languages does Mr Simon Harris speak?

Mr Simon Harris speaks English and French

Where is Mr Simon Harris located?

Mr Simon Harris primarily practices at The Clementine Churchill Hospital (part of Circle Health Group), located at The Clementine Churchill Hospital, Sudbury Hill, Harrow, United Kingdom, HA1 3RX
See more locations

Does Mr Simon Harris accept new patients?

Mr Simon Harris generally accepts new patients.

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