| Service | Number of cases | OPS key | Info | 
																			
											|  | 593 | 9-984.7 |  | 
																			
											| 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 | 472 | 8-930 |  | 
																			
											|  | 390 | 9-984.8 |  | 
																			
											|  | 335 | 9-984.b |  | 
																			
											|  | 247 | 9-984.6 |  | 
																			
											|  | 181 | 8-98f.0 |  | 
																			
											| Examination of the left side of the heart with a tube (catheter) inserted into the heart via an artery | 137 | 1-275.0 |  | 
																			
											| Additional information on materials used | 134 | 8-83b.0c |  | 
																			
											|  | 130 | 9-984.9 |  | 
																			
											| Treatment of the heart and/or the coronary arteries with access through a tube (catheter) along the blood vessels | 74 | 8-837.00 |  | 
																			
											| Treatment of the heart and/or the coronary arteries with access through a tube (catheter) along the blood vessels | 52 | 8-837.m0 |  | 
																			
											|  | 48 | 8-98f.10 |  | 
																			
											| Transfusion of blood, red blood cells or platelets from a donor to a recipient | 47 | 8-800.c0 |  | 
																			
											|  | 41 | 9-984.a |  | 
																			
											|  | 37 | 8-831.00 |  | 
																			
											| Insertion of a small tube (cannula) or catheter into the space between the lungs and ribs for the drainage of fluid | 25 | 8-144.2 |  | 
																			
											| Insertion of a tube into the trachea for ventilation - intubation | 19 | 8-701 |  | 
																			
											| Additional information on materials used | 19 | 8-83b.c6 |  | 
																			
											| Examination of the oesophagus, stomach and duodenum by endoscopy | 17 | 1-632.0 |  | 
																			
											| Examination of the space between the lungs and ribs by taking a sample of fluid or tissue with a needle | 17 | 1-844 |  | 
																			
											| Use of a face, nasal, or laryngeal mask for mechanical ventilation | 16 | 8-706 |  | 
																			
											| Treatment of the heart and/or the coronary arteries with access through a tube (catheter) along the blood vessels | 16 | 8-837.01 |  | 
																			
											| Treatment of the heart and/or the coronary arteries with access through a tube (catheter) along the blood vessels | 16 | 8-837.m1 |  | 
																			
											|  | 15 | 8-98f.11 |  | 
																			
											| Treatment of cardiac arrhythmias with electric shocks - defibrillation | 14 | 8-640.0 |  | 
																			
											| Ultrasound of the heart (echocardiography) through the oesophagus - TEE | 13 | 3-052 |  | 
																			
											| Additional information on materials used | 13 | 8-83b.07 |  | 
																			
											|  | 13 | 8-98f.20 |  | 
																			
											| Measurement of the electrical activity of the heart without a tube (catheter) inserted into the heart via an artery | 10 | 1-266.0 |  | 
																			
											| Examination of the left side of the heart with a tube (catheter) inserted into the heart via an artery | 10 | 1-275.2 |  | 
																			
											| Blood purification outside the body through a combination of haemofiltration and dialysis | 8 | 8-855.3 |  | 
																			
											| Measurement of the electrical activity of the heart without a tube (catheter) inserted into the heart via an artery | 7 | 1-266.1 |  | 
																			
											| Examination of the left side of the heart with a tube (catheter) inserted into the heart via an artery | 7 | 1-275.5 |  | 
																			
											| Treatment by injecting a medicine into an organ or tissue, or removal of excess fluid (effusion) e.g. from the joints | 7 | 8-020.8 |  | 
																			
											| Additional information on materials used | 7 | 8-83b.e1 |  | 
																			
											| Examination of the trachea and the bronchi by endoscopy | 6 | 1-620.00 |  | 
																			
											| Imaging procedure to show the lungs by means of radioactivity (scintigraphy) | 6 | 3-703.0 |  | 
																			
											| Quantitative analysis of specific values such as organ function or blood flow rate | 6 | 3-993 |  | 
																			
											| Simple surgical closure of the skin or the subcutaneous tissues after injuries, e.g. with a suture | 6 | 5-900.04 |  | 
																			
											| Treatment by the targeted insertion of a needle into the chest with subsequent administration or removal of substances, e.g. fluid | 6 | 8-152.1 |  | 
																			
											| Transfusion of blood, red blood cells or platelets from a donor to a recipient | 6 | 8-800.g0 |  | 
																			
											| Treatment of the heart and/or the coronary arteries with access through a tube (catheter) along the blood vessels | 6 | 8-837.m3 |  | 
																			
											| Intensive care monitoring of respiration, the heart and the circulation with measurement of the pressure in the superior vena cava (central venous pressure) | 6 | 8-931.0 |  | 
																			
											|  | 6 | 8-98g.10 |  | 
																			
											| Taking a tissue sample (biopsy) of the upper digestive tract, biliary tract or the pancreas by endoscopy | 5 | 1-440.a |  | 
																			
											| Other operations on the intestine | 5 | 5-469.20 |  | 
																			
											| Administration of medicines in accordance with List 2 of the procedures list | 5 | 6-002.j2 |  | 
																			
											| Treatment of cardiac arrhythmias with electric shocks - defibrillation | 5 | 8-640.1 |  | 
																			
											| Treatment of the heart and/or the coronary arteries with access through a tube (catheter) along the blood vessels | 5 | 8-837.m2 |  | 
																			
											| Additional information on materials used | 5 | 8-83b.c2 |  | 
																			
											| Other investigations of the heart or blood vessels by means of a tube (catheter) | 4 | 1-279.a |  | 
																			
											| Removal of a foreign body by endoscopy | 4 | 8-100.8 |  | 
																			
											| Measurement of the brain waves - EEG | not specified | 1-207.0 |  | 
																			
											| Measurement of the electrical activity of the heart without a tube (catheter) inserted into the heart via an artery | not specified | 1-266.3 |  | 
																			
											| Measurement of the electrical activity of the heart without a tube (catheter) inserted into the heart via an artery | not specified | 1-266.x |  | 
																			
											| Examination of the right side of the heart with a tube (catheter) inserted into the heart via a vein | not specified | 1-273.6 |  | 
																			
											| Examination of the left side of the heart with a tube (catheter) inserted into the heart via an artery | not specified | 1-275.3 |  | 
																			
											| Taking a tissue sample (biopsy) of any other digestive tract organ, the peritoneum, or the tissue lying behind the peritoneum (retroperitoneum) through a surgical incision | not specified | 1-559.2 |  | 
																			
											| Examination of the trachea and the bronchi by endoscopy | not specified | 1-620.01 |  | 
																			
											| Examination of the trachea and the bronchi by endoscopy | not specified | 1-620.10 |  | 
																			
											| Examination of the oesophagus and the stomach by endoscopy | not specified | 1-631.0 |  | 
																			
											| Examination of the large intestine by endoscopy - colonoscopy | not specified | 1-650.2 |  | 
																			
											| Examination of the S-shaped part of the large intestine (sigmoid colon) by endoscopy | not specified | 1-651 |  | 
																			
											| Examination of the anus and rectum by endoscopy | not specified | 1-653 |  | 
																			
											| Examination of the abdominal cavity or its organs by endoscopy | not specified | 1-694 |  | 
																			
											| Examination of the abdominal cavity by taking a sample of fluid or tissue with a needle | not specified | 1-853.2 |  | 
																			
											| Examination of a joint or of a bursa by taking a sample of fluid or tissue with a needle | not specified | 1-854.a |  | 
																			
											| Ultrasound of the female reproductive organs with access through the vagina | not specified | 3-05d |  | 
																			
											| Special imaging procedures, for example, to examine the back of the eye (retina) | not specified | 3-300.1 |  | 
																			
											| Imaging procedure to show the lungs by means of radioactivity (scintigraphy) | not specified | 3-703.1 |  | 
																			
											| Imaging procedure to show the heart by means of radioactivity and computed tomography (SPECT) | not specified | 3-721.00 |  | 
																			
											| Imaging procedure to show the heart by means of radioactivity and computed tomography (SPECT) | not specified | 3-721.20 |  | 
																			
											| Imaging procedure to show the lungs by means of radioactivity and computed tomography (SPECT) | not specified | 3-722.0 |  | 
																			
											| Imaging procedure to show a section of the body by means of radioactivity and computed tomography (SPECT) | not specified | 3-724.x |  | 
																			
											| Imaging procedure to demonstrate the lung using nuclear radiation and computed tomography (SPECT/CT) | not specified | 3-732.0 |  | 
																			
											| Imaging procedure to demonstrate bone using nuclear radiation and computed tomography (SPECT/CT) | not specified | 3-733.0 |  | 
																			
											| Imaging techniques of other organs using nuclear radiation and computed tomography (SPECT/CT) | not specified | 3-73x |  | 
																			
											| Visualisation of the metabolic processes in the whole body with radioactive labelled substances and computed tomography (PET/CT) | not specified | 3-753.0 |  | 
																			
											| Surgical suture of blood vessels | not specified | 5-388.11 |  | 
																			
											| Surgical suture of blood vessels | not specified | 5-388.24 |  | 
																			
											| Insertion of a special tube (stent) into a blood vessel | not specified | 5-38a.43 |  | 
																			
											| Insertion of a special tube (stent) into a blood vessel | not specified | 5-38a.44 |  | 
																			
											| Insertion of a special tube (stent) into a blood vessel | not specified | 5-38a.70 |  | 
																			
											| Insertion of a special tube (stent) into a blood vessel | not specified | 5-38a.8f |  | 
																			
											| Insertion of a special tube (stent) into a blood vessel | not specified | 5-38a.c0 |  | 
																			
											| Insertion of a special tube (stent) into a blood vessel | not specified | 5-38a.c5 |  | 
																			
											| Insertion of a special tube (stent) into a blood vessel | not specified | 5-38a.u0 |  | 
																			
											| Insertion of a special tube (stent) into a blood vessel | not specified | 5-38a.v0 |  | 
																			
											| Other operations on the oesophagus | not specified | 5-429.d |  | 
																			
											| Surgical removal or destruction of diseased tissue in the stomach | not specified | 5-433.0 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the stomach | not specified | 5-433.52 |  | 
																			
											| Other operations on the stomach | not specified | 5-449.d3 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the large intestine | not specified | 5-452.60 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the large intestine | not specified | 5-452.61 |  | 
																			
											| Surgical removal of the small intestine | not specified | 5-454.60 |  | 
																			
											| Surgical removal of parts of the large intestine | not specified | 5-455.21 |  | 
																			
											| Creation of other artificial bowel openings | not specified | 5-463.x0 |  | 
																			
											| Other operations on the intestine | not specified | 5-469.00 |  | 
																			
											| Other operations on the intestine | not specified | 5-469.10 |  | 
																			
											| Other operations on the intestine | not specified | 5-469.21 |  | 
																			
											| Other operations on the intestine | not specified | 5-469.d3 |  | 
																			
											| Other operations on the intestine | not specified | 5-469.e3 |  | 
																			
											| Surgical removal of the appendix - appendicectomy | not specified | 5-470.11 |  | 
																			
											| Surgical removal of the gall bladder | not specified | 5-511.11 |  | 
																			
											| Operation on the biliary tract during gastroscopy | not specified | 5-513.c |  | 
																			
											| Surgical repair of an inguinal hernia | not specified | 5-530.31 |  | 
																			
											| Surgical opening of the abdominal cavity or tissue lying behind (retroperitoneum) | not specified | 5-541.0 |  | 
																			
											| Surgical opening of the abdominal cavity or tissue lying behind (retroperitoneum) | not specified | 5-541.2 |  | 
																			
											| Surgical removal or destruction of tissue in the abdominal cavity | not specified | 5-543.21 |  | 
																			
											| Surgical incision into bony tissue because of sterile or infected contaminated bone disease | not specified | 5-780.6f |  | 
																			
											| Surgical incision into the muscles, tendons or their connective tissue sheaths | not specified | 5-850.d8 |  | 
																			
											| Surgical amputation of part of the foot or the whole foot | not specified | 5-865.7 |  | 
																			
											| Surgical amputation of part of the foot or the whole foot | not specified | 5-865.90 |  | 
																			
											| Other surgical incision into the skin or subcutaneous tissues | not specified | 5-892.1e |  | 
																			
											| Other surgical incision into the skin or subcutaneous tissues | not specified | 5-892.1g |  | 
																			
											|  | not specified | 5-896.0g |  | 
																			
											|  | not specified | 5-896.1e |  | 
																			
											|  | not specified | 5-896.1g |  | 
																			
											| Simple surgical closure of the skin or the subcutaneous tissues after injuries, e.g. with a suture | not specified | 5-900.00 |  | 
																			
											| Simple surgical closure of the skin or the subcutaneous tissues after injuries, e.g. with a suture | not specified | 5-900.08 |  | 
																			
											| Temporary covering of soft tissue injuries with skin or artificial skin | not specified | 5-916.78 |  | 
																			
											| Type of material used for tissue replacement and tissue reinforcement | not specified | 5-932.13 |  | 
																			
											| Use of a plastic or biological dividing wall to prevent adhesions | not specified | 5-933.1 |  | 
																			
											|  | not specified | 5-98c.0 |  | 
																			
											|  | not specified | 5-98c.1 |  | 
																			
											| Administration of medicines in accordance with List 2 of the procedures list | not specified | 6-002.20 |  | 
																			
											| Administration of medicines in accordance with List 2 of the procedures list | not specified | 6-002.22 |  | 
																			
											| Administration of medicines in accordance with List 2 of the procedures list | not specified | 6-002.j3 |  | 
																			
											| Administration of medicines in accordance with List 2 of the procedures list | not specified | 6-002.j5 |  | 
																			
											|  | not specified | 6-00c.1 |  | 
																			
											| 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 |  | 
																			
											| Removal of a foreign body by endoscopy | not specified | 8-100.b |  | 
																			
											| Intestinal lavage | not specified | 8-121 |  | 
																			
											| Insertion, exchange or removal of a ureteral stent | not specified | 8-137.00 |  | 
																			
											| Insertion of a small tube (cannula) or catheter into the space between the lungs and ribs for the drainage of fluid | not specified | 8-144.0 |  | 
																			
											| Insertion of a small tube (cannula) or catheter into the space between the lungs and ribs for the drainage of fluid | not specified | 8-144.1 |  | 
																			
											| Insertion of a small tube (cannula) or catheter into another organ or tissue for the drainage of fluid | not specified | 8-148.1 |  | 
																			
											| 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 the targeted insertion of a needle into a joint with subsequent administration or removal of substances, e.g. fluid | not specified | 8-158.g |  | 
																			
											| Treatment of a nose bleed by packing with absorbent material (tamponade) | not specified | 8-500 |  | 
																			
											| Temporary stimulation of the heart rhythm by an implanted cardiac pacemaker | not specified | 8-642 |  | 
																			
											| Keeping the respiratory tract open by means of a tube through the mouth or nose | not specified | 8-700.1 |  | 
																			
											|  | not specified | 8-713.0 |  | 
																			
											| Cardiac or cardiopulmonary resuscitation | not specified | 8-771 |  | 
																			
											| Transfusion of blood, red blood cells or platelets from a donor to a recipient | not specified | 8-800.c1 |  | 
																			
											| Transfusion of blood, red blood cells or platelets from a donor to a recipient | not specified | 8-800.c2 |  | 
																			
											| Transfusion of blood plasma or plasma components or genetically engineered blood proteins | not specified | 8-810.j5 |  | 
																			
											| 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 | 8-812.51 |  | 
																			
											| Transfusion of other plasma components or genetically engineered blood proteins | not specified | 8-812.53 |  | 
																			
											|  | not specified | 8-831.04 |  | 
																			
											|  | not specified | 8-831.24 |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | not specified | 8-836.0s |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | not specified | 8-836.mh |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | not specified | 8-836.n2 |  | 
																			
											| Treatment of the heart and/or the coronary arteries with access through a tube (catheter) along the blood vessels | not specified | 8-837.m4 |  | 
																			
											| Treatment of the heart and/or the coronary arteries with access through a tube (catheter) along the blood vessels | not specified | 8-837.m5 |  | 
																			
											| Treatment of the heart and/or the coronary arteries with access through a tube (catheter) along the blood vessels | not specified | 8-837.m6 |  | 
																			
											| Treatment of the heart and/or the coronary arteries with access through a tube (catheter) along the blood vessels | not specified | 8-837.m7 |  | 
																			
											| Treatment of the heart and/or the coronary arteries with access through a tube (catheter) along the blood vessels | not specified | 8-837.m8 |  | 
																			
											| Treatment of the heart and/or the coronary arteries with access through a tube (catheter) along the blood vessels | not specified | 8-837.m9 |  | 
																			
											| Treatment of the heart and/or the coronary arteries with access through a tube (catheter) along the blood vessels | not specified | 8-837.t |  | 
																			
											| Other treatment of the heart or the blood vessels through a tube (catheter) | not specified | 8-839.46 |  | 
																			
											| Duration of treatment with a cardiac support system | not specified | 8-83a.30 |  | 
																			
											| Additional information on materials used | not specified | 8-83b.00 |  | 
																			
											| Additional information on materials used | not specified | 8-83b.34 |  | 
																			
											| Additional information on materials used | not specified | 8-83b.50 |  | 
																			
											| Additional information on materials used | not specified | 8-83b.51 |  | 
																			
											| Additional information on materials used | not specified | 8-83b.b6 |  | 
																			
											| Additional information on materials used | not specified | 8-83b.b7 |  | 
																			
											|  | not specified | 8-83d.6 |  | 
																			
											|  | not specified | 8-83d.9 |  | 
																			
											| Implantation of non-drug eluting tubing (stents) in blood vessels | not specified | 8-840.0q |  | 
																			
											| Implantation of drug eluting tubing (stents) in blood vessels | not specified | 8-841.4q |  | 
																			
											| Insertion of non-drug eluting tubing (stent graft) with covered mesh in blood vessels | not specified | 8-842.0a |  | 
																			
											| Insertion of non-drug eluting tubing (stent graft) with covered mesh in blood vessels | not specified | 8-842.1q |  | 
																			
											| Insertion of non-drug eluting tubing (stent graft) with covered mesh in blood vessels | not specified | 8-842.1s |  | 
																			
											| Procedure for dialysing the blood outside the body with removal of the poison over a concentration gradient - dialysis | not specified | 8-854.2 |  | 
																			
											| Blood purification procedure with detoxification through the peritoneum - peritoneal dialysis | not specified | 8-857.0 |  | 
																			
											| Blood purification procedure with detoxification through the peritoneum - peritoneal dialysis | not specified | 8-857.11 |  | 
																			
											| Blood purification procedure with detoxification through the peritoneum - peritoneal dialysis | not specified | 8-857.12 |  | 
																			
											| Blood purification procedure with detoxification through the peritoneum - peritoneal dialysis | not specified | 8-857.13 |  | 
																			
											| Blood purification procedure with detoxification through the peritoneum - peritoneal dialysis | not specified | 8-857.16 |  | 
																			
											| Regional pain control by injecting an anaesthetic into a space in the spinal canal (epidural space) | not specified | 8-910 |  | 
																			
											| Monitoring of various functions of the nervous system during an operation | not specified | 8-925.00 |  | 
																			
											| Monitoring of various functions of the nervous system during an operation | not specified | 8-925.20 |  | 
																			
											|  | not specified | 8-98f.21 |  | 
																			
											|  | not specified | 8-98f.30 |  | 
																			
											|  | not specified | 8-98f.31 |  | 
																			
											|  | not specified | 8-98f.41 |  | 
																			
											|  | not specified | 8-98f.51 |  | 
																			
											|  | not specified | 8-98g.11 |  | 
																			
											|  | not specified | 8-98g.12 |  |