Meet the Surgeon: Mr Shamsi El-Hasani

At Tonic Weight Loss Surgery, we work with some of the most experienced and dedicated bariatric surgeons in the UK. In this edition of our Meet the Surgeon series, we introduce Mr Shamsi El-Hasani, a highly respected Consultant Bariatric Surgeon with over 32 years of expertise in weight loss surgery and upper gastrointestinal procedures.

With an extensive background in minimally invasive (keyhole) surgery, Mr El-Hasani has performed thousands of successful procedures, helping patients achieve life-changing results. Let’s take a closer look at his remarkable career and expertise.

Mr El-Hasani A Leader in Bariatric Surgery

Mr Shamsi El-Hasani has been at the forefront of bariatric surgery for over three decades. His expertise spans a wide range of procedures, including:

Gastric bypass (Roux-en-Y and mini gastric bypass)
Gastric sleeve surgery
Gastric banding
Gastric balloon insertion
Revisional bariatric surgery

Since establishing private bariatric surgical services in 2000, he has performed over 2,000 gastric bypass surgeries, 1,000 gastric sleeve procedures, and 1,500 gastric band surgeries, making him one of the most experienced bariatric surgeons in the UK.

Pioneering Expertise in Revisional Bariatric Surgery

Obesity is a chronic condition, and for some patients, revision surgery is required to maintain long-term results. Mr El-Hasani has a particular interest in revisional bariatric surgery, including:

Gastric band to bypass conversion
Sleeve to bypass conversion
Band to sleeve conversion
Trimming of gastric pouch post-bypass

His advanced techniques in revision surgery have helped many patients correct and optimise their weight loss outcomes.

A Passion for Patient Care and Innovation

Mr El-Hasani’s dedication extends beyond the operating theatre. He has been a Lead Clinician for the Bariatric Centre of Excellence at Chelsfield Park Hospital, which has been accredited by the International Federation of Surgery for Obesity (IFSO).

He is also actively involved in research and has contributed to the development of the mini gastric bypass technique, further refining modern bariatric surgery methods.

Clinical Interests and Specialisms

Mr El-Hasani has vast experience in upper gastrointestinal surgery, gallbladder procedures, and hernia repairs. His clinical expertise includes:

Laparoscopic cholecystectomy (keyhole gallbladder removal)
Laparoscopic inguinal and abdominal hernia repairs
Gastroscopy and endoscopy
Laparoscopic Nissen fundoplication for reflux

He has performed over 5,000 laparoscopic cholecystectomies, 5,000 laparoscopic hernia repairs, and 500 anti-reflux surgeries, making him a true leader in minimally invasive procedures.

Professional Memberships

Mr El-Hasani is a respected member of several prestigious medical organisations, including:

Fellow of the Royal College of Surgeons of England
Fellow of the Royal College of Surgeons of Edinburgh
Member of the British Obesity & Metabolic Surgery Society (BOMSS)
Member of the International Federation for the Surgery of Obesity (IFSO)
Member of the Association of Upper Gastrointestinal Surgeons (AUGIS)
Member of the British Medical Association (BMA)

His membership in these leading institutions reflects his commitment to maintaining the highest standards in bariatric and general surgery.

What Sets Mr Shamsi El-Hasani Apart?

Unrivalled Experience

With over three decades of surgical expertise and thousands of successful bariatric procedures, Mr El-Hasani is a trusted name in weight loss surgery.

Dedication to Patient Safety

He is committed to minimally invasive techniques, reducing recovery times and improving surgical outcomes for his patients.

International Recognition

His contributions to bariatric innovation and diabetes management have earned him recognition in the UK and internationally.

A Holistic Approach to Weight Loss at Tonic

At Tonic Weight Loss Surgery, we understand that weight loss surgery is just one step in a lifelong journey. That’s why we provide an industry-leading aftercare programme, ensuring every patient receives the support they need to succeed.

Our comprehensive aftercare includes:

Unlimited dietitian support for 2 years
Unlimited psychotherapist support for 2 years
Unlimited virtual fitness coaching for 2 years
Surgeon follow-ups for 5 years
The Tonic Toolkit, including bariatric-friendly supplements and equipment
Access to a private support community

With Mr El-Hasani and the Tonic team, you receive exceptional care from consultation to recovery and beyond.

Weight Loss Success Stories

Meet a member of the Tonic family

I had a Gastric Sleeve and so far I have lost over 6 stone. I would recommend Tonic, it's out of this world!

Kirsten

Book a Consultation with Mr Shamsi El-Hasani

If you’re considering weight loss surgery, Mr Shamsi El-Hasani is here to guide you towards a healthier future. With his extensive experience, cutting-edge techniques, and patient-centred approach, you can trust you are in expert hands.

Take the first step today. Contact Tonic Weight Loss Surgery to schedule a consultation and begin your transformation journey.

Schedule Your Free Consultation Below

Related blogs

Looking for some further reading? We’ve got you covered – check out our selection of blogs!

Covering everything from bariatric surgery to general weight loss tips and tricks, there’s something for everyone here.

See all blogs