Specialist · Surgical Oncology
Prof. Dr. med. Dr. Matthias Heuer, FACS
Specialist in Oncologic Surgery, Reflux, and Hernias in Gelsenkirchen
Knappschaft Kliniken Gelsenkirchen-Buer· Schernerweg 4, 45894 Gelsenkirchen

Prof. Heuer has extensive experience primarily as an oncologic surgeon, specializing in the treatment of abdominal tumors. He is also an expert in reflux and hernias. With innovative, minimally invasive, and robot-assisted surgical techniques, Prof. Heuer stands for particularly gentle and patient-friendly procedures.
Areas of focus
- Oncologic Surgery (Abdominal Tumor Treatment)
- Coloproctologic Surgery (Diseases of the Colon and Rectum)
- Reflux Surgery (Heartburn)
- Hernia Surgery (Abdominal Wall Hernias)
- Endocrine Surgery (Thyroid, Parathyroid, Adrenal Glands)
Admission criteria
- At least 10 years of surgical and treatment experience
- Expertise in modern diagnostic and surgical procedures
- An outstanding treatment focus within your own specialist area
- Member of a leading national professional association
- Leading professional position
- Active participation in specialist events (e.g. lectures)
- Active in research and teachin
- Evaluated quality management (e.g. certification)
- Inguinal hernia reoperation rate: unter Yes % (Hernienchirurgie)
- Incisional hernia reoperation rate: unter Yes % (Hernienchirurgie)
- Follow-up rate: über Yes % (Hernienchirurgie)
- Infection rate laparascopic incisional hernia: unter Yes % (Hernienchirurgie)
- Overall complication rate for inguinal hernias: unter Yes % (Hernienchirurgie)
- Infection rate incisional hernias open surgery: unter Yes % (Hernienchirurgie)
- Training points per year: über Yes (Hernienchirurgie)
- Participation in morbidity conference (Hernienchirurgie)
- Pain treatment (Hernienchirurgie)
- Herniamed documentation (Hernienchirurgie)
- Ultrasound examination (Hernienchirurgie)
- Pain intensity postop assessment (Hernienchirurgie)
- Consultation hours for patients (Hernienchirurgie)
- Outpatient surgery (Hernienchirurgie)
- Guidelines for the treatment of bilateral inguinal hernias (Hernienchirurgie)
- Proof of one-year follow-up (Hernienchirurgie)
About Prof. Dr. med. Dr. Matthias Heuer, FACS
Prof. Heuer is the Chief Physician of the Department of General and Visceral Surgery at the Knappschaft Kliniken Gelsenkirchen-Buer. Under his leadership, all surgical and clinical processes within visceral and general surgery are managed. The department covers a wide range of procedures—from routine operations to highly complex surgical treatments.
Surgical Focus Areas & Specializations
Medically, Prof. Heuer has extensive expertise in visceral surgery, with specialties in oncologic surgery, reflux surgery, and hernia surgery. Under his direction, surgeries of the gastrointestinal tract, liver, gallbladder, and biliary system are performed. The focus is on the treatment of benign and malignant diseases of the abdominal organs. Both conventional and minimally invasive techniques are used—depending on the indication and the individual needs of each patient.
Holistic Care Approach and Specialized Services
The department offers a comprehensive range of services. Close collaboration with other specialties such as gastroenterology and radiology, along with the integration of intensive care and follow-up care, ensures that even complex or severe conditions are managed holistically.
Training, Teaching, and Quality Assurance
Under Prof. Heuer’s leadership, the department holds full authorization for specialist training in general and visceral surgery. Resident physicians are given the opportunity to gain experience across the entire surgical spectrum, ensuring high-level education for the next generation of surgeons. Additionally, the department places great emphasis on patient-centered care: individualized treatment planning, professional follow-up care, and compassionate support for all patients are central principles.
Facts & experience
- Hernia operations per year (Hernienchirurgie)
über 2029-01-01
- Liver metastases surgery (Leberchirurgie)
über -1
- Liver cancer surgery (Leberchirurgie)
über 259
Expert interviews
- Prof. Heuer: A Closer Look at the Thyroid Gland and Diaphragmatic Hernia (opens in a new tab)Prof. Dr. Dr. med. Matthias Heuer: A Closer Look at the Thyroid Gland and Diaphragmatic Hernia
- Expert Interview with Prof. Dr. med. Dr. Matthias Heuer - Reflux, Hiatal Hernia, and Fundoplication (opens in a new tab)
Location
How to reach Prof. Dr. med. Dr. Matthias Heuer, FACS
Knappschaft Kliniken Gelsenkirchen-Buer
Specialisation
The medical spectrum of Prof. Dr. med. Dr. Matthias Heuer, FACS
Diseases
- Hyperparathyroidism (opens in a new tab)
- Graves' disease (opens in a new tab)
- Thyroid Autonomy (opens in a new tab)
- Hyperthyroidism (opens in a new tab)
- Hypothyroidism (opens in a new tab)
- Goiter (opens in a new tab)
- Thyroid Cancer (opens in a new tab)
- Abdominal Wall Hernia (Epigastric Hernia) (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)
- Reflux Disease (opens in a new tab)
- Thigh hernia (inguinal hernia) (opens in a new tab)
- Esophageal disease (opens in a new tab)
- Diaphragmatic Hernia (Hiatal Hernia) (opens in a new tab)
- Perforations in the gastrointestinal tract (opens in a new tab)
- Tumors of the Abdominal Organs
Treatments
- Endocrine Surgery (opens in a new tab)
- Stomach Cancer Surgery (opens in a new tab)
- Surgical Oncology (opens in a new tab)
- Parathyroid Surgery (opens in a new tab)
- Minimally Invasive Gastric Surgery (opens in a new tab)
- Minimally Invasive Hernia Surgery (opens in a new tab)
- Surgery for Liver Metastases (opens in a new tab)
- Gastrectomy (opens in a new tab)
- TAPP / Transabdominal Preperitoneal Mesh Implantation (opens in a new tab)
- Gastroenterostomy (opens in a new tab)
- Antireflux surgery (opens in a new tab)
- Fundoplication (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)
- Thyroid Surgery (opens in a new tab)
- Stomach Surgery (opens in a new tab)
- Esophageal Surgery (opens in a new tab)
- Minimally Invasive Esophageal Surgery (opens in a new tab)
- Reflux Surgery (opens in a new tab)
- TEPP / Total Extraperitoneal Mesh Implantation (opens in a new tab)
- Total extraperitoneal plasty (TEP)
- Robot-Assisted Surgery
- Liver Surgery
- Biliary Tract Surgery
- Coloproctology
Diagnostics
Areas of Expertise
Prof. Dr. med. Dr. Matthias Heuer, FACS
Specialist in Oncologic Surgery, Reflux, and Hernias in Gelsenkirchen

