Our specialists

Gastric bypass, gastric sleeve and revision operations

The challenge in modern obesity medicine today lies in making the most suitable therapy possible for each of our patients. Never before has there been a greater number of such effective and promising approaches.

• Previously clinic director at the Obesity Centre of Excellence at Sana-Klinikum Offenbach
• Additional qualification in obesity surgery since 2015
• Since 2018 scientific director of a further training course of the German Society for General and Visceral Surgery
• Author of numerous specialist publications and congress contributions

Past President of the global federation for obesity surgery (IFSO)

A minimally invasive obesity treatment is not the final solution for every patient on the way to a sustainably healthy life. But in my decades of work with many unhappy people, I have learned that for most of them such a step was the necessary prerequisite.

• More than 4,000 obesity patients treated minimally invasively
• Over 110 publications and book contributions
• Co-initiator of the Weight Doctors SLEEVE®
• From 2001 to 2015 chief physician of surgery at Hallein Hospital (Salzburg)

Endoscopic obesity therapy

hydroGMA® is endoscopic precision work: we treat only the uppermost layer of mucosa – exactly where the hunger cells sit. No incision, no suture. For many patients, it is the gentle entry point they have long been waiting for.

• Since October 2025 senior physician at the Weight Doctors® Nationalklinik, building up the endoscopy centre
• Endoscopy experience at the Central Endoscopy Unit of Tübingen University Hospital
• Research in experimental endoscopy (Tübingen University Hospital)
• Guest on the specialist podcast “Good Morning Endoscopy!” on endoscopic obesity therapy

Bariatric surgery

• Senior physician in general, visceral and vascular surgery at the Weight Doctors® Nationalklinik
• Senior physician at the obesity centre of the Weight Doctors® Nationalklinik
• Focus: gastric bypass and gastric sleeve

Obesity surgery and general and visceral surgery

• Senior consultant at the obesity centre of the Weight Doctors® Nationalklinik
• Focus: abdominal surgery and minimally invasive procedures

Stomach reduction, gastric balloon and GLP-⁠1 therapy

With us, every therapy begins with a comprehensive medical examination. We create individual treatment plans, take all relevant concomitant conditions into account and personally accompany our patients throughout their treatment.

• Medical studies in the first intake at the Asklepios Campus Hamburg of Semmelweis University (2008–2012)
• Specialist training in general and visceral surgery in Hamburg and Reinbek (2012–2019)
• From 2020 senior physician for gastrointestinal and colorectal surgery and lecturer at the Asklepios Campus Hamburg

Medical Director and chief physician of surgery at the Weight Doctors® Nationalklinik

Empathy, precision and interdisciplinary collaboration are at the heart of our work.

• 1998–2016 in Wertheim, including 13 years as Medical Director
• Then chief physician of general and visceral surgery at Tauberbischofsheim Hospital
• Focus: hernia, gallbladder and bowel surgery, vascular surgery and proctology

Senior consultant

My aim is to bring my experience in orthopaedics, trauma surgery and spinal surgery to bear and, together with the team, to continue developing modern, reliable and patient-centred care for the region.

• Since May 2026 senior consultant for trauma surgery & orthopaedics at the Weight Doctors® Nationalklinik
• Specialist in orthopaedics and trauma surgery since 2024
• FEBOT – Fellow of the European Board of Orthopaedics and Traumatology
• Previously senior physician for spinal surgery at Klinikum Hochrhein

Professor of Metabolic and Bariatric Surgery, Maastricht University

Obesity is a chronic disease that, in most patients, has multifaceted causes.

• Professor of Metabolic and Bariatric Surgery at Maastricht University
• President of the global federation for obesity surgery (IFSO) 2005–2006
• More than 220 articles in international specialist journals
• Holder of the Order of Orange-Nassau

General surgery and endobariatrics in Cape Town

• Medical degree at the University of the Witwatersrand, graduating in 2011 (MBBCh)
• Specialist in general surgery since 2021 (FCS(SA)), further training at the University of Cape Town
• 2022 Master of Medicine (Surgery) in Cape Town and ChM of the University of Edinburgh
• Trained in Germany in gastric balloon and endoscopic sleeve gastroplasty

Fellow of the European Board of Gastroenterology and Hepatology

I look forward to being able, together with my team, to provide patients with high-quality care across a broad spectrum.

• Since 1 October 2025 chief physician of internal medicine at the Weight Doctors® Nationalklinik
• Previously for almost ten years chief physician of internal medicine at Leonberg Hospital
• DEGUM trainer for endosonography and DEGUM tutor for sonography
• Additional qualifications including emergency medicine and nutritional medicine (DGVS)

Information and medical aftercare

Alongside the professional delivery of our permanent and temporary obesity treatment solutions, meticulous, patient-centred aftercare is a matter particularly close to my heart.

• Responsible for the consultation concept, patient information and medical aftercare
• Certified practitioner for the Weight Doctors SLEEVE®
• Specialist in the gastric balloon for 6 and 12 months

Gastric balloon since 2007

Since 2007 I have been accompanying patients through treatment with the modern gastric balloon. In more than 15 years I have performed around 5,000 procedures and, once the wearing time was over, been able to look many happy people in the eye as they took the step into a new life.

• Around 5,000 gastric balloon procedures
• Experience with the adjustable gastric balloon for 12 months
• Previously permanent deputy chief physician of the Internal Department at St.-Willehad-Hospital Wilhelmshaven

Gastric balloon and endoscopy

• From 1985 to 2012 chief physician of the Internal Department at Wertheim Hospital
• Several thousand gastric balloon treatments since the late 2000s
• Co-author of the standard works “Endosonographie” (Thieme)

Gastric balloon and endoscopy

• Over 13,000 endoscopic procedures over his career
• 26 years senior physician of the Internal Department at Rotkreuz-Klinikum Lindenberg
• Supervises gastric balloon programmes over 6 and 12 months

Specialist contact at the Hamburg location

• Specialist in internal medicine since 2020, in gastroenterology since 2022
• 2021–2024 senior physician for internal medicine and gastroenterology at Westküstenklinikum Heide

Senior consultant for internal medicine and gastroenterology at the Weight Doctors® Nationalklinik

• Focus: gastroenterology, endoscopy and gastrointestinal diseases
• In the “Internal Medicine & Endoscopy” team under chief physician Dr. med. Barbara John, FEBGH

Senior physician of internal medicine at the Weight Doctors® Nationalklinik

• In the “Internal Medicine & Endoscopy” team under chief physician Dr. med. Barbara John, FEBGH

Obesity medicine and endobariatrics

• Registered in the Dutch BIG register as a specialist in gastrointestinal and liver diseases

Medical Director of Weight Doctors® in the United Kingdom

• On the UK specialist register (GMC) for gastroenterology and internal medicine since 1998
• Research Fellow in gastroenterology at the John Radcliffe Hospital in Oxford, MD doctorate
• Consultant at Hammersmith Hospital, Honorary Senior Lecturer at Imperial College London
• Fellow of the Royal College of Physicians (FRCP), member of the British Society of Gastroenterology

High blood pressure, diabetes, bariatric medicine and intensive care medicine

• Over 25 years of experience as a specialist in internal medicine (Specialist Physician)

Tightening procedures after major weight loss

• Several decades of surgical experience
• Member of the DGPRÄC

Lead physician for plastic and aesthetic surgery in Wertheim

The decisive difference lies not in the procedure alone but in how we shape the result together – with honest information, realistic expectations and the right medical options.

• Specialist since 1997, additional qualification in hand surgery since 2000
• 2000–2015 chief physician of plastic and aesthetic surgery at Ev. Krankenhaus Lütgendortmund
• Member of the DGPRÄC, languages: German, English, French

Tightening operations, liposuction and lipoedema surgery

After massive weight loss, it is not a matter of skin tightening alone but of restoring balance – between form, function and self-perception

• Services include tummy tuck and breast lift, liposuction and lipoedema surgery
• Advises on skin tightening with and without surgery
• Member of the DGPRÄC

Skin tightening after major weight loss

First an honest stocktake: what bothers you, and is it really a local fat pad? Then a conversation with a specialist who assesses the skin – where elasticity is low, a lift is sometimes the better answer.

• Licensed to practise 1998, doctorate 2002
• Own practice in Düsseldorf since 2002
• Gives further training courses for doctors

Operations after major weight loss

• Licensed to practise 1987, doctorate 1995, specialist in surgery since 1996

Tightening operations, liposuction and lipoedema surgery

• In the team at the Düsseldorf location
• Services include lipoedema surgery, tummy tuck and breast lift

Chief physician for plastic and aesthetic surgery and post-bariatric surgery in Wertheim

Lipoedema is not a question of lifestyle – it is a disease. And every patient deserves well-founded information on which treatment routes and financing options are open to her.

• 1996–2023 chief physician of plastic and aesthetic surgery at St. Josef Hospital Essen-Kupferdreh
• Member of the DGPRÄC and the VDÄPC

Body-contouring surgery and lipoedema surgery

• For many years chief physician of the Department of Plastic, Aesthetic and Hand Surgery in Oberhausen
• Medical studies at Katholieke Universiteit Leuven (Belgium)
• Authorised to provide specialist training in plastic and aesthetic surgery
• Member of the DGPRÄC

Post-bariatric body contouring in Wertheim

I am particularly attracted by the opportunity to help build up plastic-reconstructive and post-bariatric surgery at a new location of a group of companies in which medical quality, short distances and collaborative partnership are highly valued.

• In the team of the Wertheim obesity centre for tightening procedures after weight loss
• Previously senior physician in Castrop-Rauxel and head of the Reconstructive Lymphatic Surgery section
• Habilitated; also a qualified lawyer (Diplom-Jurist) and Magister artium (classical philology)
• Volunteer with INTERPLAST-Germany, most recently in Rwanda in August 2026

Breast surgery, lipoedema surgery and tightening operations

• Services include liposuction, lipoedema surgery and tummy tuck
• In the team at the Dortmund location

Tightening operations, liposuction and lipoedema surgery

• From 2018 specialist training and senior physician at BG Klinikum Hamburg
• Then senior physician of plastic surgery at Hamburg-Eppendorf University Hospital
• In Hamburg since April 2022
• Full member of the DGPRÄC

Aesthetic surgery of the face, breast and body

• Studied human medicine at Heinrich Heine University Düsseldorf
• From 2020 specialist training at BG Klinikum Hamburg
• Most recently specialist in plastic surgery at Dermatologikum Hamburg
• Member of the DGPRÄC

Tightening operations, liposuction and lipoedema surgery

• Training at Heidelberg University Hospital and at University Hospital Zurich
• From 2015 senior consultant in plastic surgery, Barmherzige Brüder Regensburg
• Also a specialist in general medicine, additional qualification in hand surgery
• Full member of the DGPRÄC

Aesthetic surgery of the breast, face and body

• Senior physician at Asklepios Kliniken Hamburg, co-founder of a centre for post-bariatric tightening procedures
• Specialist in 2020, FEBOPRAS 2021, additional qualifications in hand surgery and emergency medicine
• 2023 fellowship in aesthetic surgery at Akademikliniken Stockholm
• Member of the DGPRÄC and the German Society for Senology

Body-contouring procedures

• Training at University Hospital Schleswig-Holstein in Lübeck, most recently as senior physician
• Specialist since 2022, additional qualification in hand surgery
• In Hamburg since January 2025
• Member of the DGPRÄC and the Professional Association of German Surgeons (BDC)

• Registered in the Dutch BIG register as a specialist in plastic surgery