Specialist · Bariatric Surgery
Dr. med. Jörg Celesnik
Specialist in Minimally Invasive Surgery, Bariatric Surgery, and Advanced Hernia Surgery in Bottrop
Knappschaft Kliniken Bottrop GmbH· Osterfelder Straße 157, 46242 Bottrop

Dr. Jörg Celesnik, MD, is Chief Physician of General and Visceral Surgery at Knappschaft Kliniken Bottrop. He is a specialist in minimally invasive procedures that are particularly gentle on patients. As Head of the Obesity Center Bottrop, he treats individuals with severe overweight and performs complex procedures such as gastric bypass and sleeve gastrectomy. In addition, he directs the Hernia Center Bottrop, which has been recognized as a reference center for the highest quality in the treatment of inguinal, diaphragmatic, and abdominal wall hernias.
Areas of focus
Minimally Invasive Surgery
- Fundoplication and functional reconstruction for gastroesophageal reflux
- Revision surgeries after fundoplication
- Esophagomyotomy for achalasia
- Surgery on the gallbladder and adrenal gland
- Procedures for benign and malignant diseases of the stomach and intestines using the da Vinci surgical robot
- Totally extraperitoneal endoscopic inguinal hernia repair (TEPP)
- Laparoscopic treatment of incisional hernias using eTEPP and IPOM techniques
- Pediatric inguinal hernia repair
- Repair of hiatal hernias (paraesophageal hernias, intrathoracic stomach, recurrent hernias), including robotic-assisted surgery with the da Vinci system
- Gastric sleeve resection for morbid obesity
- Gastric bypass for morbid obesity
- All types of revisional bariatric procedures
- Surgical treatment of post-bariatric reflux
About Dr. med. Jörg Celesnik
Dr. Jörg Celesnik studied medicine in Essen and gained extensive surgical experience at several clinics before taking over the leadership of the Department of General and Visceral Surgery at Knappschaft Kliniken Bottrop in 2016.
Specialist in Minimally Invasive Surgery
One of Dr. Celesnik’s main areas of expertise is minimally invasive surgery. Using advanced endoscopic techniques, including the da Vinci robotic system, procedures can be performed with smaller incisions, less pain, and faster recovery for patients. Thanks to his long-standing surgical experience, he ensures that the most modern techniques are carried out in Bottrop with the highest level of safety and precision.
Bariatric Center Bottrop – Individualized Treatment for Obesity
As Head of the Bariatric Center Bottrop, Dr. Celesnik leads an interdisciplinary team that treats patients with severe obesity and related metabolic diseases. The center has been certified multiple times by the German Society for General and Visceral Surgery (DGAV) and ranks among the leading institutions in Germany. Each year, more than 150 bariatric procedures, such as gastric bypass and sleeve gastrectomy, are performed here. Beyond surgery, the focus is on comprehensive care, including nutritional counseling, psychological support, and self-help groups – ensuring long-term success for patients.
Hernia Center – State-of-the-Art Techniques at the Highest Quality Standards
The Hernia Center, also directed by Dr. Celesnik, is recognized as a reference center of excellence. Each year, more than 400 patients with inguinal, incisional, abdominal wall, or diaphragmatic hernias are treated here. Depending on the type of hernia, state-of-the-art laparoscopic and robotic-assisted techniques are primarily used. The choice of procedure follows a “tailored approach,” strictly aligned with international guidelines, ensuring patients benefit from individualized treatment and the latest medical standards. A particular highlight of Dr. Celesnik’s expertise is his outstanding experience in diaphragmatic hernia surgery, with more than 1,400 operations personally performed.
Specialist in Minimally Invasive Surgery
One of Dr. Celesnik’s main areas of expertise is minimally invasive surgery. Using advanced endoscopic techniques, including the da Vinci robotic system, procedures can be performed with smaller incisions, less pain, and faster recovery for patients. Thanks to his long-standing surgical experience, he ensures that the most modern techniques are carried out in Bottrop with the highest level of safety and precision.
Bariatric Center Bottrop – Individualized Treatment for Obesity
As Head of the Bariatric Center Bottrop, Dr. Celesnik leads an interdisciplinary team that treats patients with severe obesity and related metabolic diseases. The center has been certified multiple times by the German Society for General and Visceral Surgery (DGAV) and ranks among the leading institutions in Germany. Each year, more than 150 bariatric procedures, such as gastric bypass and sleeve gastrectomy, are performed here. Beyond surgery, the focus is on comprehensive care, including nutritional counseling, psychological support, and self-help groups – ensuring long-term success for patients.
Hernia Center – State-of-the-Art Techniques at the Highest Quality Standards
The Hernia Center, also directed by Dr. Celesnik, is recognized as a reference center of excellence. Each year, more than 400 patients with inguinal, incisional, abdominal wall, or diaphragmatic hernias are treated here. Depending on the type of hernia, state-of-the-art laparoscopic and robotic-assisted techniques are primarily used. The choice of procedure follows a “tailored approach,” strictly aligned with international guidelines, ensuring patients benefit from individualized treatment and the latest medical standards. A particular highlight of Dr. Celesnik’s expertise is his outstanding experience in diaphragmatic hernia surgery, with more than 1,400 operations personally performed.
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Expert interviews
Insights
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Location
How to reach Dr. med. Jörg Celesnik
Knappschaft Kliniken Bottrop GmbH
Osterfelder Straße 15746242 BottropGermany
Specialisation
The medical spectrum of Dr. med. Jörg Celesnik
Diseases
- Obesity (opens in a new tab)
- Abdominal Wall Hernia (Epigastric Hernia) (opens in a new tab)
- Gallstones (opens in a new tab)
- Inguinal Hernia (opens in a new tab)
- Umbilical Hernia (opens in a new tab)
- Incision Hernia (opens in a new tab)
- Parastomal hernia (opens in a new tab)
- Thigh hernia (inguinal hernia) (opens in a new tab)
- Diaphragmatic Hernia (Hiatal Hernia) (opens in a new tab)
- Athlete's Groin (opens in a new tab)
- Rectus diastasis (opens in a new tab)
- Recurrent Diaphragmatic Hernia (Recurrent Hernia)
- Benign and Malignant Tumors of the Stomach and Intestines
- Benign and Malignant Thyroid Disorders
Treatments
- Endocrine Surgery (opens in a new tab)
- Gastric Sleeve Surgery (opens in a new tab)
- Gastric Balloon (opens in a new tab)
- Gastric Bypass (opens in a new tab)
- Minimally Invasive Hernia Surgery (opens in a new tab)
- TAPP / Transabdominal Preperitoneal Mesh Implantation (opens in a new tab)
- Gastric Bypass Surgery (opens in a new tab)
- Abdominal Wall Hernia Surgery (opens in a new tab)
- Inguinal Hernia Surgery (opens in a new tab)
- Umbilical Hernia Surgery (opens in a new tab)
- Incision Hernia Surgery (opens in a new tab)
- Inguinal Hernia Surgery (opens in a new tab)
- Diaphragmatic Hernia Surgery (opens in a new tab)
- Weight Loss - Weight-Loss Strategies (opens in a new tab)
- Da Vinci Surgery (opens in a new tab)
- Minimally Invasive Esophageal Surgery (opens in a new tab)
- fasciotens® Method (opens in a new tab)
- TEPP / Total Extraperitoneal Mesh Implantation (opens in a new tab)
- Weight Loss – Conservative Weight-Loss Measures, Including the “Weight-Loss Injection”
Diagnostics
- Colonoscopy (opens in a new tab)
- MRI (opens in a new tab)
- Surgical-gastrointestinal functional diagnostics (HR manometry, impedance pH measurement)
- Ultra-Fast CT
- Esophageal swallow
- Gastric emptying scintigraphy
- Bioimpedance measurements
Areas of Expertise
Dr. med. Jörg Celesnik
Specialist in Minimally Invasive Surgery, Bariatric Surgery, and Advanced Hernia Surgery in Bottrop

