| Service | Number of cases | OPS key | Info | 
																			
											| Examination of the trachea and the bronchi by endoscopy | 697 | 1-620.00 |  | 
																			
											| Computed tomography of the chest with contrast medium | 631 | 3-222 |  | 
																			
											| Examination of the trachea and the bronchi by endoscopy | 616 | 1-620.10 |  | 
																			
											| Measurement of lung function in an airtight cabin - whole body plethysmography | 483 | 1-710 |  | 
																			
											| Analysis of the amount of carbon monoxide taken in and given off by the lungs | 460 | 1-711 |  | 
																			
											| Examination of the oesophagus, stomach and duodenum by endoscopy | 451 | 1-632.0 |  | 
																			
											|  | 437 | 9-984.7 |  | 
																			
											|  | 385 | 9-984.8 |  | 
																			
											| Computed tomography (CT) of the head without contrast medium | 342 | 3-200 |  | 
																			
											| Taking a tissue sample (biopsy) of the upper digestive tract, biliary tract or the pancreas by endoscopy | 336 | 1-440.a |  | 
																			
											| Anaesthesia with administration of an anaesthetic into a vein | 303 | 8-900 |  | 
																			
											| Computed tomography of the abdomen with contrast medium | 297 | 3-225 |  | 
																			
											| 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 | 284 | 8-930 |  | 
																			
											|  | 233 | 9-984.b |  | 
																			
											| Computed tomography (CT) of the chest without contrast medium | 188 | 3-202 |  | 
																			
											|  | 167 | 9-984.9 |  | 
																			
											|  | 152 | 8-98g.10 |  | 
																			
											| Examination of the large intestine by endoscopy - colonoscopy | 147 | 1-650.2 |  | 
																			
											| Examination of the trachea and the bronchi by endoscopy | 137 | 1-620.01 |  | 
																			
											| Procedure for dialysing the blood outside the body with removal of the poison over a concentration gradient - dialysis | 133 | 8-854.2 |  | 
																			
											| Ultrasound of the lungs with access through the respiratory tract | 130 | 3-05f |  | 
																			
											| Taking a tissue sample (biopsy) of lymph nodes, spleen or thymus gland through the skin, guided by imaging procedures such as ultrasound | 127 | 1-426.3 |  | 
																			
											|  | 126 | 9-984.6 |  | 
																			
											| Investigation of the activity of the heart and lungs during sleep | 120 | 1-791 |  | 
																			
											| Transfusion of blood, red blood cells or platelets from a donor to a recipient | 113 | 8-800.c0 |  | 
																			
											| Taking a tissue sample (biopsy) of the lower digestive tract by endoscopy | 112 | 1-444.7 |  | 
																			
											| Treatment by specific positioning of the patient in bed, e.g. positioning in a sling table or special bed | 109 | 8-390.x |  | 
																			
											| Insertion of a small tube (cannula) or catheter into the space between the lungs and ribs for the drainage of fluid | 100 | 8-144.2 |  | 
																			
											|  | 90 | 8-98g.11 |  | 
																			
											| Six-minute walk test (as described by Guyatt) | 86 | 1-715 |  | 
																			
											| Use of a face, nasal, or laryngeal mask for mechanical ventilation | 83 | 8-706 |  | 
																			
											|  | 73 | 1-931.0 |  | 
																			
											| Taking a tissue sample (biopsy) of the lower digestive tract by endoscopy | 67 | 1-444.6 |  | 
																			
											| Examination of the large intestine by endoscopy - colonoscopy | 67 | 1-650.1 |  | 
																			
											| Computed tomography of the head with contrast medium | 66 | 3-220 |  | 
																			
											| Computed tomography (CT) of the abdomen without contrast medium | 65 | 3-207 |  | 
																			
											|  | 58 | 1-620.30 |  | 
																			
											| Insertion of a small tube (cannula) or catheter into the space between the lungs and ribs for the drainage of fluid | 57 | 8-144.0 |  | 
																			
											|  | 52 | 9-984.a |  | 
																			
											| Magnetic resonance imaging (MRI) of the head with contrast medium | 50 | 3-820 |  | 
																			
											| Computed tomography (CT) of the spine and the spinal cord without contrast medium | 49 | 3-203 |  | 
																			
											|  | 48 | 8-831.00 |  | 
																			
											| Other operations on the intestine | 47 | 5-469.e3 |  | 
																			
											| Ultrasound of the heart (echocardiography) through the oesophagus - TEE | 45 | 3-052 |  | 
																			
											| Insertion of a tube into the trachea for ventilation - intubation | 43 | 8-701 |  | 
																			
											| Magnetic resonance imaging (MRI) of the abdominal cavity with contrast medium | 42 | 3-825 |  | 
																			
											| Examination of the large intestine by endoscopy - colonoscopy | 41 | 1-650.0 |  | 
																			
											| Other operations on the intestine | 40 | 5-469.d3 |  | 
																			
											| Installation and adjustment of a mechanical ventilator for home use | 40 | 8-716.10 |  | 
																			
											| Intensive care monitoring of respiration, the heart and the circulation with measurement of the pressure in the superior vena cava (central venous pressure) | 37 | 8-931.0 |  | 
																			
											| Computed tomography of the neck with contrast medium | 33 | 3-221 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the large intestine | 33 | 5-452.71 |  | 
																			
											| Installation and adjustment of a mechanical ventilator for home use | 28 | 8-716.00 |  | 
																			
											| Magnetic resonance imaging (MRI) of the head without contrast medium | 27 | 3-800 |  | 
																			
											| Taking a tissue sample (biopsy) of the respiratory tract by endoscopy | 24 | 1-430.3x |  | 
																			
											| Other operations on the stomach | 24 | 5-449.d3 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the large intestine | 23 | 5-452.73 |  | 
																			
											| Taking a tissue sample (biopsy) of the respiratory tract by endoscopy | 22 | 1-430.10 |  | 
																			
											| Comprehensive pain control for acute pain | 22 | 8-919 |  | 
																			
											| Patient education | 22 | 9-500.0 |  | 
																			
											| Insertion of a small tube (cannula) or catheter into another organ or tissue for the drainage of fluid | 21 | 8-148.0 |  | 
																			
											| Magnetic resonance imaging (MRI) of the spine and spinal cord without contrast medium | 19 | 3-802 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the large intestine | 19 | 5-452.72 |  | 
																			
											|  | 19 | 8-98g.12 |  | 
																			
											| Treatment of physically or functionally induced disorders of speech, language, the voice or swallowing | 19 | 9-320 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the large intestine | 17 | 5-452.90 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the large intestine | 15 | 5-452.92 |  | 
																			
											| Other operations on the stomach | 14 | 5-449.t3 |  | 
																			
											| Taking a tissue sample (biopsy) of the upper digestive tract, biliary tract or the pancreas by endoscopy | 13 | 1-440.9 |  | 
																			
											| Examination of the oesophagus and the stomach by endoscopy | 13 | 1-631.0 |  | 
																			
											| Other operations on the stomach | 13 | 5-449.e3 |  | 
																			
											| Cardiac or cardiopulmonary resuscitation | 13 | 8-771 |  | 
																			
											| Taking a tissue sample (biopsy) of the respiratory tract by endoscopy | 12 | 1-430.1x |  | 
																			
											| Taking a tissue sample (biopsy) of the respiratory tract through the skin, guided by imaging procedures such as ultrasound | 12 | 1-432.01 |  | 
																			
											| Computed tomography (CT) of the pelvis without contrast medium | 12 | 3-206 |  | 
																			
											| Treatment of cardiac arrhythmias with electric shocks - defibrillation | 12 | 8-640.0 |  | 
																			
											| Taking a tissue sample (biopsy) of the respiratory tract through the skin, guided by imaging procedures such as ultrasound | 11 | 1-432.02 |  | 
																			
											| Evaluation of swallowing with the help of a tube-shaped instrument with a camera mounted at the end (endoscope) | 11 | 1-613 |  | 
																			
											| Computed tomography (CT) of the musculoskeletal system without contrast medium | 11 | 3-205 |  | 
																			
											| Surgical insertion of a tube into the stomach through the abdominal wall for artificial feeding | 11 | 5-431.20 |  | 
																			
											| Interdisciplinary management for colonisation or infection with multiresistant germs (pathogens) | 11 | 8-987.11 |  | 
																			
											| Treatment by the targeted insertion of a needle into the abdominal cavity with subsequent administration or removal of substances, e.g. fluid | 10 | 8-153 |  | 
																			
											|  | 10 | 8-713.0 |  | 
																			
											| Interdisciplinary management for colonisation or infection with multiresistant germs (pathogens) | 9 | 8-987.10 |  | 
																			
											| Examination of the oesophagus, stomach and duodenum by endoscopy | 7 | 1-632.1 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the stomach | 7 | 5-433.52 |  | 
																			
											| Removal of a foreign body by endoscopy | 7 | 8-100.40 |  | 
																			
											| Transfusion of blood, red blood cells or platelets from a donor to a recipient | 7 | 8-800.c1 |  | 
																			
											|  | 7 | 8-831.04 |  | 
																			
											| Taking a tissue sample (biopsy) of other organs or tissues through the skin, guided by imaging procedures such as ultrasound | 6 | 1-494.6 |  | 
																			
											| Examination of the oesophagus, stomach and duodenum by endoscopy | 6 | 1-632.y |  | 
																			
											| Examination of the S-shaped part of the large intestine (sigmoid colon) by endoscopy | 6 | 1-651 |  | 
																			
											| Magnetic resonance imaging (MRI) of the spine and spinal cord with contrast medium | 6 | 3-823 |  | 
																			
											| Transfusion of other plasma components or genetically engineered blood proteins | 6 | 8-812.53 |  | 
																			
											| Transfusion of other plasma components or genetically engineered blood proteins | 6 | 8-812.60 |  | 
																			
											| Intensive care monitoring of respiration, the heart and the circulation with measurement of the pressure in the superior vena cava (central venous pressure) | 6 | 8-931.1 |  | 
																			
											| Taking a tissue sample (biopsy) of the respiratory tract by endoscopy | 5 | 1-430.11 |  | 
																			
											| Taking a tissue sample (biopsy) of the respiratory tract by endoscopy | 5 | 1-430.2x |  | 
																			
											| Examination of the anus and rectum by endoscopy | 5 | 1-653 |  | 
																			
											| Measurement of the reaction of the respiratory tract to a stimulus | 5 | 1-714 |  | 
																			
											| Computed tomography (CT) of the neck without contrast medium | 5 | 3-201 |  | 
																			
											| Magnetic resonance imaging (MRI) of the abdominal cavity without contrast medium | 5 | 3-804 |  | 
																			
											| Other operations on blood vessels | 5 | 5-399.5 |  | 
																			
											| Simple surgical closure of the skin or the subcutaneous tissues after injuries, e.g. with a suture | 5 | 5-900.04 |  | 
																			
											| Removal of a foreign body by endoscopy | 5 | 8-100.8 |  | 
																			
											| Exchange or removal of a feeding tube inserted into the stomach through the skin | 5 | 8-123.0 |  | 
																			
											|  | 4 | 5-896.1g |  | 
																			
											| Temporary covering of soft tissue injuries with skin or artificial skin | 4 | 5-916.a1 |  | 
																			
											| Injection or administration of medicines into the urinary bladder | 4 | 8-132.3 |  | 
																			
											| Treatment by the targeted insertion of a needle into the chest with subsequent administration or removal of substances, e.g. fluid | 4 | 8-152.1 |  | 
																			
											| Treatment by specific positioning of the patient in bed, e.g. positioning in a sling table or special bed | 4 | 8-390.y |  | 
																			
											| Installation and adjustment of a mechanical ventilator for home use | 4 | 8-716.01 |  | 
																			
											| Installation and adjustment of a mechanical ventilator for home use | 4 | 8-716.11 |  | 
																			
											| Taking a tissue sample (biopsy) of the bone marrow without surgical incision | not specified | 1-424 |  | 
																			
											| Taking a tissue sample (biopsy) of the respiratory tract by endoscopy | not specified | 1-430.00 |  | 
																			
											| Taking a tissue sample (biopsy) of the respiratory tract by endoscopy | not specified | 1-430.20 |  | 
																			
											| Taking a tissue sample (biopsy) of the respiratory tract by endoscopy | not specified | 1-430.21 |  | 
																			
											| Taking a tissue sample (biopsy) of the respiratory tract by endoscopy | not specified | 1-430.30 |  | 
																			
											| Taking a tissue sample (biopsy) of the respiratory tract by endoscopy | not specified | 1-430.31 |  | 
																			
											| Taking a tissue sample (biopsy) of the respiratory tract by endoscopy | not specified | 1-430.x |  | 
																			
											| Taking a tissue sample (biopsy) of the respiratory tract through the skin, guided by imaging procedures such as ultrasound | not specified | 1-432.00 |  | 
																			
											| Taking a tissue sample (biopsy) of the respiratory tract through the skin, guided by imaging procedures such as ultrasound | not specified | 1-432.0x |  | 
																			
											| Taking a tissue sample (biopsy) of the respiratory tract through the skin, guided by imaging procedures such as ultrasound | not specified | 1-432.1 |  | 
																			
											| Taking a tissue sample (biopsy) of the respiratory tract through the skin, guided by imaging procedures such as ultrasound | not specified | 1-432.x |  | 
																			
											| Taking a tissue sample (biopsy) of the liver, biliary tract or the pancreas with a needle through the skin | not specified | 1-441.0 |  | 
																			
											| Taking a tissue sample (biopsy) of the liver, biliary tract or the pancreas through the skin, guided by imaging procedures such as ultrasound | not specified | 1-442.0 |  | 
																			
											| Taking a tissue sample (biopsy) during arthroscopy | not specified | 1-482.1 |  | 
																			
											| Taking a tissue sample (biopsy) of skin or subcutaneous tissues without surgical incision | not specified | 1-490.3 |  | 
																			
											|  | not specified | 1-620.31 |  | 
																			
											| Examination of the oesophagus by endoscopy | not specified | 1-630.0 |  | 
																			
											| Examination of the oesophagus by endoscopy | not specified | 1-630.y |  | 
																			
											| Examination of the oesophagus and the stomach by endoscopy | not specified | 1-631.y |  | 
																			
											| Examination of the small intestine below the duodenum by endoscopy | not specified | 1-636.0 |  | 
																			
											| Examination of the small intestine below the duodenum by endoscopy | not specified | 1-636.1 |  | 
																			
											| Examination of the intestines by endoscopy via an artificial bowel opening (ostomy) | not specified | 1-652.0 |  | 
																			
											| Examination of the intestines by endoscopy via an artificial bowel opening (ostomy) | not specified | 1-652.2 |  | 
																			
											| 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 |  | 
																			
											| Examination of the abdominal cavity or its organs by endoscopy | not specified | 1-694 |  | 
																			
											| Examination of a joint by endoscopy | not specified | 1-697.7 |  | 
																			
											| Measurement of the composition of respired air at rest and on physical exercise | not specified | 1-712 |  | 
																			
											| Examination of the space between the lungs and ribs by taking a sample of fluid or tissue with a needle | not specified | 1-844 |  | 
																			
											| 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 | 1-854.1 |  | 
																			
											| Computed tomography of the pelvis with contrast medium | not specified | 3-226 |  | 
																			
											| Computed tomography (CT) of the musculoskeletal system with contrast medium | not specified | 3-227 |  | 
																			
											| Magnetic resonance imaging (MRI) of the neck with contrast medium | not specified | 3-821 |  | 
																			
											| Magnetic resonance imaging (MRI) of the musculoskeletal system with contrast medium | not specified | 3-826 |  | 
																			
											| Magnetic resonance imaging (MRI) of the pelvis with contrast medium | not specified | 3-82a |  | 
																			
											| Other operations on the larynx or trachea | not specified | 5-319.3 |  | 
																			
											| Surgical removal or destruction of diseased tissue in a bronchus | not specified | 5-320.0 |  | 
																			
											|  | not specified | 5-339.a |  | 
																			
											| Other operations on blood vessels | not specified | 5-399.4 |  | 
																			
											| Other operations on blood vessels | not specified | 5-399.7 |  | 
																			
											| Other operations on the oesophagus | not specified | 5-429.7 |  | 
																			
											| Other operations on the oesophagus | not specified | 5-429.d |  | 
																			
											| Other operations on the oesophagus | not specified | 5-429.e |  | 
																			
											| Surgical removal or destruction of diseased tissue in the stomach | not specified | 5-433.21 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the stomach | not specified | 5-433.50 |  | 
																			
											| Other operations on the stomach | not specified | 5-449.s3 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the large intestine | not specified | 5-452.62 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the large intestine | not specified | 5-452.a0 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the large intestine | not specified | 5-452.x2 |  | 
																			
											| Other operations on the intestine | not specified | 5-469.c3 |  | 
																			
											| Other operations on the intestine | not specified | 5-469.t3 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the rectum with access through the anus | not specified | 5-482.01 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the rectum with access through the anus | not specified | 5-482.f0 |  | 
																			
											| Surgical creation of a connection between the urinary bladder and skin of the abdomen for artificial urinary drainage | not specified | 5-572.1 |  | 
																			
											| Reconstructive operations on the tendons or ligaments of the shoulder joint by endoscopy (arthroscopy) | not specified | 5-814.3 |  | 
																			
											| Removal of parts of muscles, tendons or their connective tissue sheaths | not specified | 5-852.68 |  | 
																			
											| Surgical amputation of part of the foot or the whole foot | not specified | 5-865.7 |  | 
																			
											| Other surgical incision into the skin or subcutaneous tissues | not specified | 5-892.0d |  | 
																			
											| Surgical removal of diseased tissue from the skin or subcutaneous tissues | not specified | 5-894.1b |  | 
																			
											| Extensive surgical removal of diseased tissue from the skin or subcutaneous tissues | not specified | 5-895.0b |  | 
																			
											| Extensive surgical removal of diseased tissue from the skin or subcutaneous tissues | not specified | 5-895.0d |  | 
																			
											| Operation using lasers | not specified | 5-985.0 |  | 
																			
											| Administration of medicines in accordance with List 1 of the procedures list | not specified | 6-001.hc |  | 
																			
											| Administration of medicines in accordance with List 1 of the procedures list | not specified | 6-001.hd |  | 
																			
											| Administration of medicines in accordance with List 2 of the procedures list | not specified | 6-002.55 |  | 
																			
											| Administration of medicines in accordance with List 2 of the procedures list | not specified | 6-002.p1 |  | 
																			
											| Administration of medicines in accordance with List 2 of the procedures list | not specified | 6-002.pb |  | 
																			
											| Administration of medicines in accordance with List 2 of the procedures list | not specified | 6-002.r7 |  | 
																			
											| Administration of medicines in accordance with List 2 of the procedures list | not specified | 6-002.ra |  | 
																			
											|  | not specified | 6-006.a1 |  | 
																			
											|  | not specified | 6-008.03 |  | 
																			
											|  | not specified | 6-00f.p4 |  | 
																			
											|  | not specified | 8-017.1 |  | 
																			
											|  | not specified | 8-018.0 |  | 
																			
											| 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 |  | 
																			
											| Removal of a foreign body by endoscopy | not specified | 8-100.41 |  | 
																			
											| Removal of a foreign body by endoscopy | not specified | 8-100.4x |  | 
																			
											| Removal of a foreign body by endoscopy | not specified | 8-100.9 |  | 
																			
											| Exchange or removal of a feeding tube inserted into the stomach through the skin | not specified | 8-123.1 |  | 
																			
											| Exchange or removal of a feeding tube inserted into the small intestine through the skin | not specified | 8-124.0 |  | 
																			
											| Injection or administration of medicines into the urinary bladder | not specified | 8-132.2 |  | 
																			
											| Exchange or removal of a urinary catheter through the abdominal wall | not specified | 8-133.0 |  | 
																			
											| Insertion, exchange or removal of a ureteral stent | not specified | 8-137.01 |  | 
																			
											| 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 |  | 
																			
											| Specific dressing techniques | not specified | 8-190.22 |  | 
																			
											| Treatment of a nose bleed by packing with absorbent material (tamponade) | not specified | 8-500 |  | 
																			
											| Cancer treatment for one or more days with chemotherapy drugs administered into a vein or beneath the skin | not specified | 8-542.11 |  | 
																			
											| Cancer treatment for one or more days with chemotherapy drugs administered into a vein or beneath the skin | not specified | 8-542.12 |  | 
																			
											| Cancer treatment for several days (e.g. 2-4 days) with two or more chemotherapy drugs administered into a vein | not specified | 8-543.32 |  | 
																			
											| Function-orientated physical exercises and uses | not specified | 8-561.1 |  | 
																			
											| Installation and adjustment of a mechanical ventilator for treatment of respiratory disorders during sleep | not specified | 8-717.1 |  | 
																			
											|  | not specified | 8-718.92 |  | 
																			
											|  | not specified | 8-718.93 |  | 
																			
											| Transfusion of blood, red blood cells or platelets from a donor to a recipient | not specified | 8-800.0 |  | 
																			
											| Transfusion of blood, red blood cells or platelets from a donor to a recipient | not specified | 8-800.g0 |  | 
																			
											| Transfusion of blood, red blood cells or platelets from a donor to a recipient | not specified | 8-800.g1 |  | 
																			
											| Transfusion of other plasma components or genetically engineered blood proteins | not specified | 8-812.52 |  | 
																			
											| Transfusion of other plasma components or genetically engineered blood proteins | not specified | 8-812.61 |  | 
																			
											|  | not specified | 8-831.02 |  | 
																			
											|  | not specified | 8-831.20 |  | 
																			
											|  | not specified | 8-831.24 |  | 
																			
											| Anaesthesia with administration of an anaesthetic via the respiratory tract | not specified | 8-901 |  | 
																			
											| Pain control by injecting an anaesthetic around the cranial nerves outside of the brain | not specified | 8-913 |  | 
																			
											| Interdisciplinary management for colonisation or infection with multiresistant germs (pathogens) | not specified | 8-987.12 |  | 
																			
											| Interdisciplinary management for colonisation or infection with multiresistant germs (pathogens) | not specified | 8-987.13 |  | 
																			
											|  | not specified | 8-98g.00 |  | 
																			
											|  | not specified | 8-98g.13 |  | 
																			
											|  | not specified | 8-98g.14 |  | 
																			
											| Treatment of disorders of the voice, speech, language or swallowing | not specified | 9-310 |  |