| Service | Number of cases | OPS key | Info | 
																			
											| Computer-assisted analysis of the images with 3D-analysis | 236 | 3-990 |  | 
																			
											|  | 159 | 8-98e.1 |  | 
																			
											|  | 98 | 8-98e.0 |  | 
																			
											| Computed tomography (CT) of the head without contrast medium | 83 | 3-200 |  | 
																			
											|  | 80 | 9-984.b |  | 
																			
											|  | 78 | 9-984.8 |  | 
																			
											|  | 78 | 9-984.9 |  | 
																			
											|  | 77 | 9-984.7 |  | 
																			
											| Radiotherapy with high-energy beams for cancer - high voltage radiotherapy | 76 | 8-522.91 |  | 
																			
											| Computed tomography of the chest with contrast medium | 54 | 3-222 |  | 
																			
											| Computed tomography of the abdomen with contrast medium | 39 | 3-225 |  | 
																			
											|  | 34 | 9-984.a |  | 
																			
											| Computed tomography of the head with contrast medium | 31 | 3-220 |  | 
																			
											| Transfusion of blood, red blood cells or platelets from a donor to a recipient | 28 | 8-800.c0 |  | 
																			
											|  | 26 | 8-98e.2 |  | 
																			
											| Procedure for dialysing the blood outside the body with removal of the poison over a concentration gradient - dialysis | 25 | 8-854.2 |  | 
																			
											| Computed tomography of the neck with contrast medium | 23 | 3-221 |  | 
																			
											| Treatment of physically or functionally induced disorders of speech, language, the voice or swallowing | 22 | 9-320 |  | 
																			
											| Magnetic resonance imaging (MRI) of the head without contrast medium | 18 | 3-800 |  | 
																			
											| Intensive care monitoring of respiration, the heart and the circulation without measurement of the pressure in the pulmonary artery and in the right atrium of the heart | 16 | 8-930 |  | 
																			
											| Examination of the oesophagus, stomach and duodenum by endoscopy | 15 | 1-632.0 |  | 
																			
											| Other operations on blood vessels | 15 | 5-399.5 |  | 
																			
											|  | 14 | 8-98g.11 |  | 
																			
											|  | 14 | 9-984.6 |  | 
																			
											| Magnetic resonance imaging (MRI) of the spine and spinal cord without contrast medium | 13 | 3-802 |  | 
																			
											| Magnetic resonance imaging (MRI) of the spine and spinal cord with contrast medium | 12 | 3-823 |  | 
																			
											| Computed tomography (CT) of the spine and the spinal cord without contrast medium | 11 | 3-203 |  | 
																			
											|  | 11 | 8-831.00 |  | 
																			
											| Use of a face, nasal, or laryngeal mask for mechanical ventilation | 9 | 8-706 |  | 
																			
											|  | 9 | 8-98f.10 |  | 
																			
											| Magnetic resonance imaging (MRI) of the head with contrast medium | 8 | 3-820 |  | 
																			
											| Insertion of a small tube (cannula) or catheter into another organ or tissue for the drainage of fluid | 8 | 8-148.0 |  | 
																			
											| Blood purification outside the body through a combination of haemofiltration and dialysis | 8 | 8-855.3 |  | 
																			
											|  | 8 | 8-98g.12 |  | 
																			
											| Standard screening examination of elderly people | 7 | 1-771 |  | 
																			
											| Planning radiotherapy for irradiation through the skin or at a localised site | 6 | 8-529.3 |  | 
																			
											| Measurement of the brain waves - EEG | 5 | 1-207.0 |  | 
																			
											| Taking a tissue sample (biopsy) of the upper digestive tract, biliary tract or the pancreas by endoscopy | 5 | 1-440.a |  | 
																			
											| Examination of the trachea and the bronchi by endoscopy | 5 | 1-620.01 |  | 
																			
											| Magnetic resonance imaging (MRI) of the pelvis without contrast medium | 5 | 3-805 |  | 
																			
											| Insertion of a tube into the trachea for ventilation - intubation | 5 | 8-701 |  | 
																			
											|  | 5 | 8-98g.10 |  | 
																			
											| Computed tomography (CT) of the chest without contrast medium | 4 | 3-202 |  | 
																			
											| Insertion of a small tube (cannula) or catheter into the space between the lungs and ribs for the drainage of fluid | 4 | 8-144.1 |  | 
																			
											| Making or modifying a device for radiotherapy | 4 | 8-527.8 |  | 
																			
											| Examination of the cerebrospinal fluid spaces | not specified | 1-204.2 |  | 
																			
											| Measurement of the electrical activity of the muscles - EMG | not specified | 1-205 |  | 
																			
											| Examination of nerve conduction - ENG | not specified | 1-206 |  | 
																			
											| Measurement of the electrical activity of the heart without a tube (catheter) inserted into the heart via an artery | not specified | 1-266.0 |  | 
																			
											| Other investigations of the heart or blood vessels by means of a tube (catheter) | not specified | 1-279.0 |  | 
																			
											| Taking a tissue sample (biopsy) of the bone marrow without surgical incision | not specified | 1-424 |  | 
																			
											| Taking a tissue sample (biopsy) of the cervix without surgical incision | not specified | 1-472.0 |  | 
																			
											| Taking a tissue sample (biopsy) of bone without surgical incision, guided by imaging procedures such as ultrasound | not specified | 1-481.5 |  | 
																			
											| Taking a tissue sample (biopsy) of muscle or soft tissue through the skin, guided by imaging procedures such as ultrasound | not specified | 1-492.y |  | 
																			
											| Taking a tissue sample (biopsy) of muscle or soft tissue through a surgical incision | not specified | 1-502.y |  | 
																			
											| Examination of the trachea and the bronchi by endoscopy | not specified | 1-620.00 |  | 
																			
											| Examination of the biliary tract by X-ray examination with contrast medium during endoscopy of the duodenum | not specified | 1-640 |  | 
																			
											| Examination of the biliary tract and pancreatic ducts by X-ray examination with contrast medium during endoscopy of the duodenum | not specified | 1-642 |  | 
																			
											| Examination of the large intestine by endoscopy - colonoscopy | not specified | 1-650.2 |  | 
																			
											| Examination of the rectum by endoscopy | not specified | 1-654.1 |  | 
																			
											| Examination of the urethra and the urinary bladder by endoscopy | not specified | 1-661 |  | 
																			
											| Measurement of lung function in an airtight cabin - whole body plethysmography | not specified | 1-710 |  | 
																			
											| Ultrasound of the heart (echocardiography) through the oesophagus - TEE | not specified | 3-052 |  | 
																			
											| Ultrasound of the female reproductive organs with access through the vagina | not specified | 3-05d |  | 
																			
											| X-rays of the kidney and urinary tract with contrast medium | not specified | 3-13d.5 |  | 
																			
											| Computed tomography (CT) of the pelvis without contrast medium | not specified | 3-206 |  | 
																			
											| Computed tomography (CT) of the abdomen without contrast medium | not specified | 3-207 |  | 
																			
											| Other computed tomography (CT) without contrast medium | not specified | 3-20x |  | 
																			
											| Computed tomography (CT) of the blood vessels other than the main arteries and veins near the heart with contrast medium | not specified | 3-228 |  | 
																			
											| Other computed tomography (CT) with contrast medium | not specified | 3-22x |  | 
																			
											| X-rays of the arteries in the head with contrast medium | not specified | 3-600 |  | 
																			
											| X-rays of the arteries of the neck with contrast medium | not specified | 3-601 |  | 
																			
											| X-rays of the aortic arch with contrast medium | not specified | 3-602 |  | 
																			
											| X-rays of the arteries in the arms with contrast medium | not specified | 3-606 |  | 
																			
											| Other magnetic resonance imaging (MRI) without contrast medium | not specified | 3-80x |  | 
																			
											| Magnetic resonance imaging (MRI) of the pelvis with contrast medium | not specified | 3-82a |  | 
																			
											| Surgical access to the area between the head and neck or to the cervical spine | not specified | 5-030.1 |  | 
																			
											| Surgical access to the thoracic spine | not specified | 5-031.20 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the spinal cord or spinal meninges | not specified | 5-035.4 |  | 
																			
											| Surgical tooth extraction by opening the jawbone | not specified | 5-231.50 |  | 
																			
											| Surgical opening of the blood vessels or removal of a blood clot | not specified | 5-380.12 |  | 
																			
											| Surgical opening of the blood vessels or removal of a blood clot | not specified | 5-380.20 |  | 
																			
											| Surgical opening of the blood vessels or removal of a blood clot | not specified | 5-380.24 |  | 
																			
											| Other operations on blood vessels | not specified | 5-399.6 |  | 
																			
											| Surgical insertion of a tube into the stomach through the abdominal wall for artificial feeding | not specified | 5-431.20 |  | 
																			
											| Surgical insertion of a tube into the stomach through the abdominal wall for artificial feeding | not specified | 5-431.21 |  | 
																			
											| Other operations on the stomach | not specified | 5-449.d3 |  | 
																			
											| Other operations on the intestine | not specified | 5-469.00 |  | 
																			
											| Operation on the biliary tract during gastroscopy | not specified | 5-513.1 |  | 
																			
											| Operation on the biliary tract during gastroscopy | not specified | 5-513.b |  | 
																			
											| Operation on the biliary tract during gastroscopy | not specified | 5-513.d |  | 
																			
											| Operation on the biliary tract during gastroscopy | not specified | 5-513.f0 |  | 
																			
											| Operation on the biliary tract during gastroscopy | not specified | 5-513.f1 |  | 
																			
											| Surgical opening of the abdominal cavity or tissue lying behind (retroperitoneum) | not specified | 5-541.0 |  | 
																			
											| Removal of the devices used to fix bone fragments, e.g. in fractures | not specified | 5-787.kh |  | 
																			
											| Re-operation, exchange or removal of an artificial knee joint | not specified | 5-823.2b |  | 
																			
											| Other operations on the bone, muscles or joints | not specified | 5-869.1 |  | 
																			
											| Extensive surgical removal of diseased tissue from the skin or subcutaneous tissues | not specified | 5-895.0e |  | 
																			
											| Extensive surgical removal of diseased tissue from the skin or subcutaneous tissues | not specified | 5-895.0f |  | 
																			
											| Operation using aids for optical magnification, e.g. magnifying spectacles, operating microscope | not specified | 5-984 |  | 
																			
											|  | not specified | 6-009.p6 |  | 
																			
											| Treatment by injecting a medicine into an organ or tissue, or removal of excess fluid (effusion) e.g. from the joints | not specified | 8-020.8 |  | 
																			
											| Insertion or exchange of a tube inserted into the small intestine through the oesophagus | not specified | 8-125.1 |  | 
																			
											| Injection or administration of medicines into the urinary bladder | not specified | 8-132.3 |  | 
																			
											| Insertion, exchange or removal of a ureteral stent | not specified | 8-137.12 |  | 
																			
											| Insertion of a small tube (cannula) or catheter into the space between the lungs and ribs for the drainage of fluid | not specified | 8-144.2 |  | 
																			
											| Treatment by the targeted insertion of a needle into the chest with subsequent administration or removal of substances, e.g. fluid | not specified | 8-152.0 |  | 
																			
											| Treatment by the targeted insertion of a needle into the chest with subsequent administration or removal of substances, e.g. fluid | not specified | 8-152.1 |  | 
																			
											| Treatment by the targeted insertion of a needle into the abdominal cavity with subsequent administration or removal of substances, e.g. fluid | not specified | 8-153 |  | 
																			
											| Treatment by washing out (lavage) the abdominal cavity with a drain and temporary closure of the abdominal wall | not specified | 8-176.2 |  | 
																			
											| Dressings for large areas of skin or serious skin diseases | not specified | 8-191.00 |  | 
																			
											|  | not specified | 8-192.0d |  | 
																			
											| Checking the settings before the start of a radiotherapy session | not specified | 8-528.6 |  | 
																			
											| Instillation into a body cavity and locally restricted treatment with chemotherapy drugs or agents that influence the immune system | not specified | 8-541.x |  | 
																			
											| Others therapeutic procedures to influence the immune system | not specified | 8-547.0 |  | 
																			
											| Interdisciplinary measures for early postoperative treatment and early rehabilitation of ill elderly people | not specified | 8-550.1 |  | 
																			
											| Treatment by extreme cooling (hypothermia) to reduce the need for oxygen | not specified | 8-607.0 |  | 
																			
											| Treatment of cardiac arrhythmias with electric shocks - defibrillation | not specified | 8-640.0 |  | 
																			
											|  | not specified | 8-718.70 |  | 
																			
											|  | not specified | 8-718.72 |  | 
																			
											| Transfusion of blood, red blood cells or platelets from a donor to a recipient | not specified | 8-800.g2 |  | 
																			
											| Transfusion of blood plasma or plasma components or genetically engineered blood proteins | not specified | 8-810.w5 |  | 
																			
											| Transfusion of blood plasma or plasma components or genetically engineered blood proteins | not specified | 8-810.w7 |  | 
																			
											| Transfusion of other plasma components or genetically engineered blood proteins | not specified | 8-812.51 |  | 
																			
											| Insertion or exchange of a tube (catheter) in a large vein | not specified | 8-831.0 |  | 
																			
											|  | not specified | 8-831.04 |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | not specified | 8-836.03 |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | not specified | 8-836.70 |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | not specified | 8-836.80 |  | 
																			
											| Additional information on materials used | not specified | 8-83b.85 |  | 
																			
											|  | not specified | 8-83b.87 |  | 
																			
											| Additional information on materials used | not specified | 8-83b.c6 |  | 
																			
											| Other treatment of a vessel with access via a tube (catheter) | not specified | 8-83c.72 |  | 
																			
											| Procedure for dialysing the blood outside the body with removal of the poison over a concentration gradient - dialysis | not specified | 8-854.71 |  | 
																			
											| Anaesthesia with administration of an anaesthetic first into a vein, then via the respiratory tract | not specified | 8-902 |  | 
																			
											|  | not specified | 8-981.30 |  | 
																			
											|  | not specified | 8-981.32 |  | 
																			
											|  | not specified | 8-981.33 |  | 
																			
											| Interdisciplinary management for colonisation or infection with multiresistant germs (pathogens) | not specified | 8-987.10 |  | 
																			
											|  | not specified | 8-98f.0 |  | 
																			
											|  | not specified | 8-98f.11 |  | 
																			
											|  | not specified | 8-98f.20 |  | 
																			
											|  | not specified | 8-98g.13 |  | 
																			
											| Treatment procedure to maintain and encourage practical everyday and social skills - psychosocial intervention | not specified | 9-401.22 |  | 
																			
											| Patient education | not specified | 9-500.0 |  | 
																			
											| Post mortem examination (autopsy) in the hospital to determine the cause of death or for quality assurance | not specified | 9-990 |  |