| Service | Number of cases | OPS key | Info | 
																			
											| Computed tomography (CT) of the head without contrast medium | 1.748 | 3-200 |  | 
																			
											| Computer-assisted analysis of the images with 3D-analysis | 1.665 | 3-990 |  | 
																			
											| Magnetic resonance imaging (MRI) of the head without contrast medium | 1.650 | 3-800 |  | 
																			
											| Measurement of the brain waves - EEG | 996 | 1-207.0 |  | 
																			
											| Complex differential diagnostic sonography of the vascular system with quantitative evaluation | 920 | 3-035 |  | 
																			
											| 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 | 897 | 8-930 |  | 
																			
											| Measurement of brain waves triggered by targeted stimuli (evoked potentials) | 661 | 1-208.2 |  | 
																			
											| Examination of the cerebrospinal fluid spaces | 377 | 1-204.2 |  | 
																			
											| Magnetic resonance imaging (MRI) of the spine and spinal cord without contrast medium | 373 | 3-802 |  | 
																			
											| Computed tomography of the head with contrast medium | 354 | 3-220 |  | 
																			
											| Treatment procedure to maintain and encourage practical everyday and social skills - psychosocial intervention | 301 | 9-401.22 |  | 
																			
											| Other magnetic resonance imaging (MRI) without contrast medium | 295 | 3-80x |  | 
																			
											| Other computed tomography (CT) with contrast medium | 282 | 3-22x |  | 
																			
											|  | 196 | 9-984.7 |  | 
																			
											| Measurement of brain waves triggered by targeted stimuli (evoked potentials) | 178 | 1-208.6 |  | 
																			
											| Treatment by specific positioning of the patient in bed, e.g. positioning in a sling table or special bed | 176 | 8-390.1 |  | 
																			
											| Examination of nerve conduction - ENG | 166 | 1-206 |  | 
																			
											|  | 163 | 9-984.8 |  | 
																			
											|  | 162 | 8-981.20 |  | 
																			
											| Computed tomography of the neck with contrast medium | 152 | 3-221 |  | 
																			
											|  | 141 | 8-981.22 |  | 
																			
											| Computed tomography of the abdomen with contrast medium | 138 | 3-225 |  | 
																			
											|  | 135 | 8-981.21 |  | 
																			
											| Computed tomography of the chest with contrast medium | 118 | 3-222 |  | 
																			
											| Magnetic resonance imaging (MRI) of the head with contrast medium | 108 | 3-820 |  | 
																			
											| Magnetic resonance imaging (MRI) of the spine and spinal cord with contrast medium | 108 | 3-823 |  | 
																			
											| Measurement of brain waves triggered by targeted stimuli (evoked potentials) | 104 | 1-208.0 |  | 
																			
											|  | 94 | 9-984.6 |  | 
																			
											| Measurement of the electrical activity of the muscles - EMG | 83 | 1-205 |  | 
																			
											|  | 83 | 9-984.9 |  | 
																			
											|  | 72 | 8-981.23 |  | 
																			
											| Treatment by injecting a medicine into an organ or tissue, or removal of excess fluid (effusion) e.g. from the joints | 66 | 8-020.8 |  | 
																			
											| X-rays of the arteries of the neck with contrast medium | 64 | 3-601 |  | 
																			
											| X-rays of the arteries in the head with contrast medium | 63 | 3-600 |  | 
																			
											| Additional information on materials used | 61 | 8-83b.c6 |  | 
																			
											|  | 52 | 9-984.b |  | 
																			
											| Measurement of the electrical activity of the heart without a tube (catheter) inserted into the heart via an artery | 49 | 1-266.0 |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | 48 | 8-836.80 |  | 
																			
											| Additional information on materials used | 40 | 8-83b.84 |  | 
																			
											|  | 40 | 8-83b.87 |  | 
																			
											| Treatment procedure to maintain and encourage practical everyday and social skills - psychosocial intervention | 35 | 9-401.23 |  | 
																			
											| Treatment by specific positioning of the patient in bed, e.g. positioning in a sling table or special bed | 34 | 8-390.x |  | 
																			
											| Examination of the oesophagus, stomach and duodenum by endoscopy | 32 | 1-632.0 |  | 
																			
											| Examination of the cerebrospinal fluid spaces | 31 | 1-204.1 |  | 
																			
											| Evaluation of swallowing with the help of a tube-shaped instrument with a camera mounted at the end (endoscope) | 28 | 1-613 |  | 
																			
											| Magnetic resonance imaging (MRI) of the neck without contrast medium | 27 | 3-801 |  | 
																			
											| Dressings for large areas of skin or serious skin diseases | 25 | 8-191.5 |  | 
																			
											|  | 24 | 8-831.00 |  | 
																			
											| Treatment of physically or functionally induced disorders of speech, language, the voice or swallowing | 24 | 9-320 |  | 
																			
											| Treatment by the targeted insertion of a needle into the brain, spinal cord or the eye with subsequent administration or removal of substances, e.g. fluid | 23 | 8-151.4 |  | 
																			
											|  | 23 | 9-984.a |  | 
																			
											| Magnetic resonance imaging (MRI) of the musculoskeletal system without contrast medium | 22 | 3-806 |  | 
																			
											| Magnetic resonance imaging (MRI) of the neck with contrast medium | 22 | 3-821 |  | 
																			
											| Other magnetic resonance imaging (MRI) with contrast medium | 22 | 3-82x |  | 
																			
											| Examination of the cerebrospinal fluid spaces | 21 | 1-204.x |  | 
																			
											| Computed tomography (CT) of the spine and the spinal cord without contrast medium | 21 | 3-203 |  | 
																			
											| Measurement of the brain waves - EEG | 20 | 1-207.1 |  | 
																			
											| Interdisciplinary management other chronic illnesses | 20 | 8-97d.1 |  | 
																			
											| Premature termination of an operation (operation not carried out completely) | 19 | 5-995 |  | 
																			
											| Computed tomography (CT) of the chest without contrast medium | 15 | 3-202 |  | 
																			
											| Measurement of the brain waves - EEG | 14 | 1-207.2 |  | 
																			
											| Imaging procedure to show the musculoskeletal system using nuclear radiation (scintigraphy) | 14 | 3-705.0 |  | 
																			
											| Taking a tissue sample (biopsy) of the upper digestive tract, biliary tract or the pancreas by endoscopy | 13 | 1-440.a |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | 13 | 8-836.00 |  | 
																			
											|  | 13 | 8-98g.10 |  | 
																			
											| Insertion of a tube into the trachea for ventilation - intubation | 11 | 8-701 |  | 
																			
											| Computed tomography (CT) of the pelvis without contrast medium | 9 | 3-206 |  | 
																			
											| Surgical insertion of a tube into the stomach through the abdominal wall for artificial feeding | 9 | 5-431.20 |  | 
																			
											| Implantation of non-drug eluting tubing (stents) in blood vessels | 9 | 8-840.00 |  | 
																			
											| Imaging procedure to show the brain using nuclear radiation (SPECT) | 8 | 3-720.10 |  | 
																			
											| Interdisciplinary management for colonisation or infection with multiresistant germs (pathogens) | 8 | 8-987.10 |  | 
																			
											| Treatment procedure to maintain and encourage practical everyday and social skills - psychosocial intervention | 8 | 9-401.26 |  | 
																			
											| Imaging procedure to show the musculoskeletal system using nuclear radiation (scintigraphy) | 7 | 3-705.1 |  | 
																			
											| Magnetic resonance imaging (MRI) of the musculoskeletal system with contrast medium | 7 | 3-826 |  | 
																			
											|  | 7 | 8-83b.88 |  | 
																			
											| Treatment on the intensive care unit (basic procedures) | 7 | 8-980.0 |  | 
																			
											|  | 7 | 8-98g.11 |  | 
																			
											| Magnetic resonance imaging (MRI) of the abdominal cavity without contrast medium | 6 | 3-804 |  | 
																			
											| Magnetic resonance imaging (MRI) of the abdominal cavity with contrast medium | 6 | 3-825 |  | 
																			
											| Treatment procedure to maintain and encourage practical everyday and social skills - psychosocial intervention | 6 | 9-401.25 |  | 
																			
											| Measurement of the electrical activity of the heart without a tube (catheter) inserted into the heart via an artery | 5 | 1-266.x |  | 
																			
											| Taking a tissue sample (biopsy) of the upper digestive tract, biliary tract or the pancreas by endoscopy | 5 | 1-440.9 |  | 
																			
											| Computed tomography (CT) of the abdomen without contrast medium | 5 | 3-207 |  | 
																			
											| Transfusion of blood plasma or plasma components or genetically engineered blood proteins | 5 | 8-810.wa |  | 
																			
											| Additional information on materials used | 5 | 8-83b.85 |  | 
																			
											| Interdisciplinary management other chronic illnesses | 5 | 8-97d.0 |  | 
																			
											| Magnetic resonance imaging (MRI) of the heart with contrast medium | 4 | 3-824.0 |  | 
																			
											| Quantitative analysis of specific values such as organ function or blood flow rate | 4 | 3-993 |  | 
																			
											| Insertion of a cardiac pacemaker or of a defibrillator | 4 | 5-377.8 |  | 
																			
											| Transfusion of blood, red blood cells or platelets from a donor to a recipient | 4 | 8-800.c0 |  | 
																			
											| Transfusion of blood plasma or plasma components or genetically engineered blood proteins | 4 | 8-810.w9 |  | 
																			
											| Transfusion of other plasma components or genetically engineered blood proteins | 4 | 8-812.51 |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | 4 | 8-836.0k |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | 4 | 8-836.0m |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | 4 | 8-836.pc |  | 
																			
											| Implantation of non-drug eluting tubing (stents) in blood vessels | 4 | 8-840.0m |  | 
																			
											| Treatment on the intensive care unit (basic procedures) | 4 | 8-980.10 |  | 
																			
											|  | 4 | 8-98g.12 |  | 
																			
											| Examination of the cerebrospinal fluid spaces | not specified | 1-204.6 |  | 
																			
											| Measurement of the electrical activity of the heart without a tube (catheter) inserted into the heart via an artery | not specified | 1-266.2 |  | 
																			
											| Examination of the left side of the heart with a tube (catheter) inserted into the heart via an artery | not specified | 1-275.2 |  | 
																			
											| Examination of the left side of the heart with a tube (catheter) inserted into the heart via an artery | not specified | 1-275.5 |  | 
																			
											| Investigation of the activity of the heart and lungs during sleep | not specified | 1-791 |  | 
																			
											| X-rays of the spinal canal with contrast medium | not specified | 3-130 |  | 
																			
											| Computed tomography (CT) of the musculoskeletal system without contrast medium | not specified | 3-205 |  | 
																			
											| Computed tomography (CT) of the blood vessels other than the main arteries and veins near the heart with contrast medium | not specified | 3-228 |  | 
																			
											| Computed tomography (CT) of the spinal canal with contrast medium | not specified | 3-241 |  | 
																			
											| X-rays of the aortic arch with contrast medium | not specified | 3-602 |  | 
																			
											| X-rays of the arteries in the pelvis with contrast medium | not specified | 3-605 |  | 
																			
											| X-rays of the arteries in the arms with contrast medium | not specified | 3-606 |  | 
																			
											| X-rays of the arteries in the legs with contrast medium | not specified | 3-607 |  | 
																			
											| Imaging procedure to show the thyroid gland by means of radioactivity (scintigraphy) | not specified | 3-701 |  | 
																			
											| Imaging procedure to show the heart by means of radioactivity and computed tomography (SPECT) | not specified | 3-721.01 |  | 
																			
											| Imaging procedure to show the heart by means of radioactivity and computed tomography (SPECT) | not specified | 3-721.21 |  | 
																			
											| Magnetic resonance imaging (MRI) of the pelvis without contrast medium | not specified | 3-805 |  | 
																			
											| Magnetic resonance imaging of the chest without contrast medium (MRI) | not specified | 3-809 |  | 
																			
											| Magnetic resonance imaging (MRI) of the chest with contrast medium | not specified | 3-822 |  | 
																			
											| Magnetic resonance imaging (MRI) of the pelvis with contrast medium | not specified | 3-82a |  | 
																			
											| Magnetic resonance imaging (MRI) of the spinal canal with contrast medium | not specified | 3-841 |  | 
																			
											| Insertion of a cardiac pacemaker or of a defibrillator | not specified | 5-377.d |  | 
																			
											| Removal, exchange or correction of a pacemaker or defibrillator | not specified | 5-378.5d |  | 
																			
											| Surgical incision into the intestine | not specified | 5-450.3 |  | 
																			
											| Extensive surgical removal of diseased tissue from the skin or subcutaneous tissues | not specified | 5-895.0d |  | 
																			
											| Use of a cardiac pacemaker that can be used in a magnetic resonance tomography unit | not specified | 5-934.2 |  | 
																			
											| Administration of medicines in accordance with List 1 of the procedures list | not specified | 6-001.h8 |  | 
																			
											| Administration of medicines in accordance with List 2 of the procedures list | not specified | 6-002.p4 |  | 
																			
											|  | not specified | 6-00b.f |  | 
																			
											| 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.x |  | 
																			
											| Intestinal lavage | not specified | 8-121 |  | 
																			
											| Exchange or removal of a urinary catheter through the abdominal wall | not specified | 8-133.0 |  | 
																			
											| Dressings for large areas of skin or serious skin diseases | not specified | 8-191.x |  | 
																			
											| Treatment by specific positioning of the patient in bed, e.g. positioning in a sling table or special bed | not specified | 8-390.0 |  | 
																			
											| Others therapeutic procedures to influence the immune system | not specified | 8-547.0 |  | 
																			
											| Others therapeutic procedures to influence the immune system | not specified | 8-547.1 |  | 
																			
											| Others therapeutic procedures to influence the immune system | not specified | 8-547.31 |  | 
																			
											| Treatment of cardiac arrhythmias with electric shocks - defibrillation | not specified | 8-640.0 |  | 
																			
											| Keeping the respiratory tract open by means of a tube through the mouth or nose | not specified | 8-700.0 |  | 
																			
											| Keeping the respiratory tract open by means of a tube through the mouth or nose | not specified | 8-700.1 |  | 
																			
											| Use of a face, nasal, or laryngeal mask for mechanical ventilation | not specified | 8-706 |  | 
																			
											|  | not specified | 8-713.0 |  | 
																			
											| Cardiac or cardiopulmonary resuscitation | not specified | 8-771 |  | 
																			
											| Transfusion of blood plasma or plasma components or genetically engineered blood proteins | not specified | 8-810.wb |  | 
																			
											| Transfusion of blood plasma or plasma components or genetically engineered blood proteins | not specified | 8-810.wc |  | 
																			
											| Transfusion of blood plasma or plasma components or genetically engineered blood proteins | not specified | 8-810.wd |  | 
																			
											| Transfusion of blood plasma or plasma components or genetically engineered blood proteins | not specified | 8-810.we |  | 
																			
											| Transfusion of blood plasma or plasma components or genetically engineered blood proteins | not specified | 8-810.wf |  | 
																			
											| Transfusion of blood plasma or plasma components or genetically engineered blood proteins | not specified | 8-810.wh |  | 
																			
											| Transfusion of blood plasma or plasma components or genetically engineered blood proteins | not specified | 8-810.wk |  | 
																			
											| Transfusion of other plasma components or genetically engineered blood proteins | not specified | 8-812.50 |  | 
																			
											| Transfusion of other plasma components or genetically engineered blood proteins | not specified | 8-812.52 |  | 
																			
											|  | not specified | 8-831.01 |  | 
																			
											|  | not specified | 8-831.20 |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | not specified | 8-836.08 |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | not specified | 8-836.0j |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | not specified | 8-836.m0 |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | not specified | 8-836.m1 |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | not specified | 8-836.n3 |  | 
																			
											| Additional information on materials used | not specified | 8-83b.35 |  | 
																			
											| Additional information on materials used | not specified | 8-83b.36 |  | 
																			
											| Additional information on materials used | not specified | 8-83b.70 |  | 
																			
											| Additional information on materials used | not specified | 8-83b.ba |  | 
																			
											| Additional information on materials used | not specified | 8-83b.bx |  | 
																			
											| Additional information on materials used | not specified | 8-83b.c4 |  | 
																			
											|  | not specified | 8-83b.kx |  | 
																			
											| Implantation of non-drug eluting tubing (stents) in blood vessels | not specified | 8-840.08 |  | 
																			
											| Implantation of non-drug eluting tubing (stents) in blood vessels | not specified | 8-840.0k |  | 
																			
											| Implantation of non-drug eluting tubing (stents) in blood vessels | not specified | 8-840.1k |  | 
																			
											| Implantation of non-drug eluting tubing (stents) in blood vessels | not specified | 8-840.20 |  | 
																			
											| Implantation of self-expanding tubing (microstents) in blood vessels | not specified | 8-844.00 |  | 
																			
											| Blood purification outside the body through a combination of haemofiltration and dialysis | not specified | 8-855.80 |  | 
																			
											| Treatment on the intensive care unit (basic procedures) | not specified | 8-980.11 |  | 
																			
											| Treatment on the intensive care unit (basic procedures) | not specified | 8-980.20 |  | 
																			
											| Treatment on the intensive care unit (basic procedures) | not specified | 8-980.21 |  | 
																			
											| Interdisciplinary management for colonisation or infection with multiresistant germs (pathogens) | not specified | 8-987.11 |  | 
																			
											| Interdisciplinary management for colonisation or infection with multiresistant germs (pathogens) | not specified | 8-987.13 |  | 
																			
											| Treatment procedure to maintain and encourage practical everyday and social skills - psychosocial intervention | not specified | 9-401.00 |  | 
																			
											| Patient education | not specified | 9-500.0 |  |