| Service | Number of cases | OPS key | Info | 
																			
											| Computer-assisted analysis of the images with 3D-analysis | 4.974 | 3-990 |  | 
																			
											| Magnetic resonance imaging (MRI) of the head without contrast medium | 2.071 | 3-800 |  | 
																			
											| Computed tomography (CT) of the head without contrast medium | 1.189 | 3-200 |  | 
																			
											| Other magnetic resonance imaging (MRI) without contrast medium | 878 | 3-80x |  | 
																			
											| Computed tomography of the head with contrast medium | 677 | 3-220 |  | 
																			
											| Computed tomography of the neck with contrast medium | 643 | 3-221 |  | 
																			
											| Measurement of the brain waves - EEG | 487 | 1-207.0 |  | 
																			
											| Treatment of physically or functionally induced disorders of speech, language, the voice or swallowing | 387 | 9-320 |  | 
																			
											| Examination of the cerebrospinal fluid spaces | 363 | 1-204.2 |  | 
																			
											| Magnetic resonance imaging (MRI) of the head with contrast medium | 245 | 3-820 |  | 
																			
											|  | 234 | 8-981.30 |  | 
																			
											|  | 206 | 8-981.32 |  | 
																			
											| Magnetic resonance imaging (MRI) of the spine and spinal cord without contrast medium | 183 | 3-802 |  | 
																			
											| Ultrasound of the heart (echocardiography) through the oesophagus - TEE | 142 | 3-052 |  | 
																			
											| Examination of nerve conduction - ENG | 140 | 1-206 |  | 
																			
											|  | 116 | 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 | 110 | 8-930 |  | 
																			
											|  | 105 | 9-984.8 |  | 
																			
											| Treatment procedure to maintain and encourage practical everyday and social skills - psychosocial intervention | 80 | 9-401.22 |  | 
																			
											| Magnetic resonance imaging (MRI) of the spine and spinal cord with contrast medium | 78 | 3-823 |  | 
																			
											| Computed tomography of the chest with contrast medium | 73 | 3-222 |  | 
																			
											| Treatment procedure to maintain and encourage practical everyday and social skills - psychosocial intervention | 69 | 9-401.23 |  | 
																			
											| Measurement of the electrical activity of the muscles - EMG | 66 | 1-205 |  | 
																			
											|  | 66 | 8-981.31 |  | 
																			
											|  | 62 | 9-984.b |  | 
																			
											| Treatment by injecting a medicine into an organ or tissue, or removal of excess fluid (effusion) e.g. from the joints | 56 | 8-020.8 |  | 
																			
											|  | 53 | 8-831.00 |  | 
																			
											| Measurement of brain waves triggered by targeted stimuli (evoked potentials) | 48 | 1-208.2 |  | 
																			
											| X-rays of the arteries in the head with contrast medium | 48 | 3-600 |  | 
																			
											|  | 48 | 8-981.33 |  | 
																			
											| Computed tomography of the abdomen with contrast medium | 47 | 3-225 |  | 
																			
											|  | 44 | 9-984.9 |  | 
																			
											| Standard screening examination of elderly people | 43 | 1-771 |  | 
																			
											|  | 43 | 9-984.6 |  | 
																			
											| Insertion of a tube into the trachea for ventilation - intubation | 34 | 8-701 |  | 
																			
											|  | 33 | 8-98f.0 |  | 
																			
											| Computed tomography (CT) of the spine and the spinal cord without contrast medium | 30 | 3-203 |  | 
																			
											| Examination of the trachea and the bronchi by endoscopy | 29 | 1-620.01 |  | 
																			
											| Additional information on materials used | 27 | 8-83b.c6 |  | 
																			
											| X-rays of the arteries of the neck with contrast medium | 26 | 3-601 |  | 
																			
											| Transfusion of blood plasma or plasma components or genetically engineered blood proteins | 20 | 8-810.w7 |  | 
																			
											| Measurement of brain waves triggered by targeted stimuli (evoked potentials) | 18 | 1-208.6 |  | 
																			
											| Filtration of antibodies from the blood | 18 | 8-821.0 |  | 
																			
											| Examination of the oesophagus, stomach and duodenum by endoscopy | 17 | 1-632.0 |  | 
																			
											| Use of a face, nasal, or laryngeal mask for mechanical ventilation | 17 | 8-706 |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | 17 | 8-836.80 |  | 
																			
											| Procedure for dialysing the blood outside the body with removal of the poison over a concentration gradient - dialysis | 17 | 8-854.2 |  | 
																			
											| Measurement of the electrical activity of the heart without a tube (catheter) inserted into the heart via an artery | 16 | 1-266.0 |  | 
																			
											| Treatment procedure to maintain and encourage practical everyday and social skills - psychosocial intervention | 16 | 9-401.25 |  | 
																			
											| X-rays of the aortic arch with contrast medium | 15 | 3-602 |  | 
																			
											| Magnetic resonance imaging (MRI) of the musculoskeletal system without contrast medium | 14 | 3-806 |  | 
																			
											|  | 14 | 8-83b.87 |  | 
																			
											|  | 13 | 8-98e.0 |  | 
																			
											|  | 13 | 8-98f.10 |  | 
																			
											| Other magnetic resonance imaging (MRI) with contrast medium | 12 | 3-82x |  | 
																			
											| Surgical insertion of a tube into the stomach through the abdominal wall for artificial feeding | 12 | 5-431.20 |  | 
																			
											|  | 12 | 9-984.a |  | 
																			
											|  | 11 | 8-98g.11 |  | 
																			
											| Interdisciplinary care and screening examination of elderly people | 10 | 1-770 |  | 
																			
											| Transfusion of blood plasma or plasma components or genetically engineered blood proteins | 10 | 8-810.wd |  | 
																			
											| Taking a tissue sample (biopsy) of the upper digestive tract, biliary tract or the pancreas by endoscopy | 9 | 1-440.a |  | 
																			
											| Computed tomography (CT) of the chest without contrast medium | 9 | 3-202 |  | 
																			
											| Transfusion of blood, red blood cells or platelets from a donor to a recipient | 9 | 8-800.c0 |  | 
																			
											|  | 9 | 8-98g.10 |  | 
																			
											|  | 8 | 8-831.04 |  | 
																			
											| Magnetic resonance imaging (MRI) of the pelvis without contrast medium | 7 | 3-805 |  | 
																			
											| Cardiac or cardiopulmonary resuscitation | 7 | 8-771 |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | 7 | 8-836.70 |  | 
																			
											| Evaluation of swallowing with the help of a tube-shaped instrument with a camera mounted at the end (endoscope) | 6 | 1-613 |  | 
																			
											| Magnetic resonance imaging (MRI) of the neck without contrast medium | 6 | 3-801 |  | 
																			
											| Magnetic resonance imaging (MRI) of the neck with contrast medium | 6 | 3-821 |  | 
																			
											| Magnetic resonance imaging (MRI) of the musculoskeletal system with contrast medium | 6 | 3-826 |  | 
																			
											| Transfusion of other plasma components or genetically engineered blood proteins | 6 | 8-812.51 |  | 
																			
											|  | 6 | 8-83b.88 |  | 
																			
											|  | 6 | 8-98e.1 |  | 
																			
											|  | 6 | 8-98f.11 |  | 
																			
											|  | 6 | 8-98f.20 |  | 
																			
											| Measurement of brain waves triggered by targeted stimuli (evoked potentials) | 5 | 1-208.3 |  | 
																			
											|  | 5 | 1-717.0 |  | 
																			
											| Treatment procedure to maintain and encourage practical everyday and social skills - psychosocial intervention | 5 | 9-401.30 |  | 
																			
											| Measurement of brain waves triggered by targeted stimuli (evoked potentials) | 4 | 1-208.4 |  | 
																			
											| Computed tomography (CT) of the abdomen without contrast medium | 4 | 3-207 |  | 
																			
											| X-rays of the arteries in the legs with contrast medium | 4 | 3-607 |  | 
																			
											| Magnetic resonance imaging (MRI) of the pelvis with contrast medium | 4 | 3-82a |  | 
																			
											|  | 4 | 8-713.0 |  | 
																			
											|  | 4 | 8-718.72 |  | 
																			
											|  | 4 | 8-98f.21 |  | 
																			
											| Treatment procedure to maintain and encourage practical everyday and social skills - psychosocial intervention | 4 | 9-401.26 |  | 
																			
											| Examination of the cerebrospinal fluid spaces | not specified | 1-204.0 |  | 
																			
											| Examination of the cerebrospinal fluid spaces | not specified | 1-204.1 |  | 
																			
											| Examination of the cerebrospinal fluid spaces | not specified | 1-204.4 |  | 
																			
											| Measurement of the brain waves - EEG | not specified | 1-207.1 |  | 
																			
											| Measurement of brain waves triggered by targeted stimuli (evoked potentials) | not specified | 1-208.0 |  | 
																			
											| Measurement of brain waves triggered by targeted stimuli (evoked potentials) | not specified | 1-208.5 |  | 
																			
											| Measurement of the electrical activity of the heart without a tube (catheter) inserted into the heart via an artery | not specified | 1-266.1 |  | 
																			
											| 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 | 1-275.0 |  | 
																			
											| Examination of the left side of the heart with a tube (catheter) inserted into the heart via an artery | not specified | 1-275.5 |  | 
																			
											| 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 lower digestive tract by endoscopy | not specified | 1-444.7 |  | 
																			
											| Taking a tissue sample (biopsy) of brain or meninges through a surgical incision and opening of the top of the skull | not specified | 1-510.0 |  | 
																			
											| Taking a tissue sample (biopsy) of nerves outside the brain and spinal cord through a surgical incision | not specified | 1-513.8 |  | 
																			
											| Examination of the trachea and the bronchi by endoscopy | not specified | 1-620.00 |  | 
																			
											| Examination of the trachea and the bronchi by endoscopy | not specified | 1-620.0x |  | 
																			
											| Examination of the large intestine by endoscopy - colonoscopy | not specified | 1-650.0 |  | 
																			
											| Examination of the large intestine by endoscopy - colonoscopy | not specified | 1-650.1 |  | 
																			
											| Examination of the urethra and the urinary bladder by endoscopy | not specified | 1-661 |  | 
																			
											|  | not specified | 1-717.1 |  | 
																			
											| X-rays of the breast | not specified | 3-100.0 |  | 
																			
											| X-rays of the kidney and urinary tract with contrast medium | not specified | 3-13d.5 |  | 
																			
											| Computed tomography (CT) of the neck without contrast medium | not specified | 3-201 |  | 
																			
											| Computed tomography (CT) of the musculoskeletal system without contrast medium | not specified | 3-205 |  | 
																			
											| Computed tomography (CT) of the pelvis without contrast medium | not specified | 3-206 |  | 
																			
											| Computed tomography of the heart with contrast medium | not specified | 3-224.30 |  | 
																			
											| 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 pelvis with contrast medium | not specified | 3-605 |  | 
																			
											| Other X-rays of the arteries with contrast medium | not specified | 3-60x |  | 
																			
											| X-rays of the veins in the neck and chest with contrast medium | not specified | 3-611.x |  | 
																			
											| Magnetic resonance imaging of the chest without contrast medium (MRI) | not specified | 3-809 |  | 
																			
											| Magnetic resonance imaging (MRI) of the blood vessels apart from the main arteries and veins near the heart with contrast medium | not specified | 3-828 |  | 
																			
											| Surgical opening of the top of the skull | not specified | 5-010.00 |  | 
																			
											| Surgical opening of the top of the skull | not specified | 5-010.2 |  | 
																			
											| Surgical incision of the brain or meninges | not specified | 5-013.1 |  | 
																			
											| Surgical incision, removal or destruction of the cranial nerves or nerve ganglia within the skull | not specified | 5-017.2 |  | 
																			
											| Surgical incision into the cerebrospinal fluid spaces | not specified | 5-022.00 |  | 
																			
											| Surgical incision into the cerebrospinal fluid spaces | not specified | 5-022.23 |  | 
																			
											| Insertion of a temporary, artificial tracheal opening | not specified | 5-311.0 |  | 
																			
											| Insertion of a temporary, artificial tracheal opening | not specified | 5-311.1 |  | 
																			
											| Insertion of a permanent, artificial tracheal opening | not specified | 5-312.0 |  | 
																			
											| Reconstructive operations on the trachea | not specified | 5-316.2 |  | 
																			
											| Insertion of a cardiac pacemaker or of a defibrillator | not specified | 5-377.1 |  | 
																			
											| Insertion of a cardiac pacemaker or of a defibrillator | not specified | 5-377.30 |  | 
																			
											| Surgical opening of the blood vessels or removal of a blood clot | not specified | 5-380.02 |  | 
																			
											| Surgical opening of the blood vessels or removal of a blood clot | not specified | 5-380.53 |  | 
																			
											| Surgical opening of the blood vessels or removal of a blood clot | not specified | 5-380.54 |  | 
																			
											| Surgical opening of the blood vessels or removal of a blood clot | not specified | 5-380.70 |  | 
																			
											| Surgical opening of the blood vessels or removal of a blood clot | not specified | 5-380.71 |  | 
																			
											| Surgical opening of the blood vessels or removal of a blood clot | not specified | 5-380.72 |  | 
																			
											| Surgical removal of a blood clot including the adjacent inner wall of an artery | not specified | 5-381.01 |  | 
																			
											| Surgical removal of a blood clot including the adjacent inner wall of an artery | not specified | 5-381.02 |  | 
																			
											| Surgical removal of a blood clot including the adjacent inner wall of an artery | not specified | 5-381.03 |  | 
																			
											| Surgical removal of a blood clot including the adjacent inner wall of an artery | not specified | 5-381.70 |  | 
																			
											| Resection and replacement of (parts of) blood vessels | not specified | 5-383.70 |  | 
																			
											| Re-operation after vascular surgery | not specified | 5-394.4 |  | 
																			
											| Other reconstructive operations on the stomach | not specified | 5-448.20 |  | 
																			
											| Other operations on the stomach | not specified | 5-449.d3 |  | 
																			
											| Other reconstructive operations on the intestine | not specified | 5-467.03 |  | 
																			
											| Surgical incision into the ureter or removal of a stone during an open operation or endoscopy | not specified | 5-562.9 |  | 
																			
											| Surgical incision into the external female reproductive organs | not specified | 5-710 |  | 
																			
											| Reconstructive operations on the female reproductive organs after a perineal tear during delivery | not specified | 5-758.3 |  | 
																			
											| Reconstructive operations on the soft tissues of the face | not specified | 5-778.1 |  | 
																			
											| Surgical reduction of a comminuted fracture in the joint region of a long bone and fixation of the bone fragments using devices such as screws or plates | not specified | 5-794.2f |  | 
																			
											| Surgical reduction of a comminuted fracture in the joint region of a long bone and fixation of the bone fragments using devices such as screws or plates | not specified | 5-794.4f |  | 
																			
											| Surgical reduction of a comminuted fracture in the joint region of a long bone and fixation of the bone fragments using devices such as screws or plates | not specified | 5-794.k6 |  | 
																			
											| Simple surgical closure of the skin or the subcutaneous tissues after injuries, e.g. with a suture | not specified | 5-900.04 |  | 
																			
											| Use of a cardiac pacemaker that can be used in a magnetic resonance tomography unit | not specified | 5-934.0 |  | 
																			
											| Operation with the smallest possible incision into the skin and minimal tissue damage (minimally invasive) | not specified | 5-986.x |  | 
																			
											| Operation using a navigation system which produces real-time 3-D images of the surgical site during the operation | not specified | 5-988.3 |  | 
																			
											| Administration of medicines in accordance with List 1 of the procedures list | not specified | 6-001.c1 |  | 
																			
											| Administration of medicines in accordance with List 2 of the procedures list | not specified | 6-002.p5 |  | 
																			
											| Administration of medicines in accordance with List 2 of the procedures list | not specified | 6-002.p8 |  | 
																			
											|  | not specified | 6-007.a |  | 
																			
											|  | 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.x |  | 
																			
											| Removal of a foreign body by endoscopy | not specified | 8-100.8 |  | 
																			
											| Intestinal lavage | not specified | 8-121 |  | 
																			
											| Exchange or removal of a feeding tube inserted into the stomach through the skin | not specified | 8-123.0 |  | 
																			
											| Exchange or removal of a feeding tube inserted into the stomach through the skin | not specified | 8-123.1 |  | 
																			
											| Insertion or exchange of a tube inserted into the small intestine through the oesophagus | not specified | 8-125.1 |  | 
																			
											| 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 | 8-137.00 |  | 
																			
											| 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 | not specified | 8-151.4 |  | 
																			
											| 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 |  | 
																			
											| Dressings for large areas of skin or serious skin diseases | not specified | 8-191.00 |  | 
																			
											| Radiotherapy with high-energy beams for cancer - high voltage radiotherapy | not specified | 8-522.91 |  | 
																			
											| Interdisciplinary measures for early postoperative treatment and early rehabilitation of ill elderly people | not specified | 8-550.0 |  | 
																			
											| Function-orientated physical exercises and uses | not specified | 8-561.1 |  | 
																			
											| 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 |  | 
																			
											| Treatment of cardiac arrhythmias with electric shocks - defibrillation | not specified | 8-640.1 |  | 
																			
											| Installation and adjustment of a mechanical ventilator for home use | not specified | 8-716.01 |  | 
																			
											|  | not specified | 8-718.70 |  | 
																			
											|  | not specified | 8-718.71 |  | 
																			
											|  | not specified | 8-718.73 |  | 
																			
											| Transfusion of blood, red blood cells or platelets from a donor to a recipient | not specified | 8-800.c1 |  | 
																			
											| Transfusion of blood plasma or plasma components or genetically engineered blood proteins | not specified | 8-810.j5 |  | 
																			
											| 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.wa |  | 
																			
											| 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 other plasma components or genetically engineered blood proteins | not specified | 8-812.52 |  | 
																			
											| Treatment by the exchange of the patient-s own blood for a substitute solution | not specified | 8-820.00 |  | 
																			
											| Treatment by the exchange of the patient-s own blood for a substitute solution | not specified | 8-820.01 |  | 
																			
											| Treatment by the exchange of the patient-s own blood for a substitute solution | not specified | 8-820.02 |  | 
																			
											| Treatment by the exchange of the patient-s own blood for a substitute solution | not specified | 8-820.04 |  | 
																			
											| Treatment by the exchange of the patient-s own blood for a substitute solution | not specified | 8-820.08 |  | 
																			
											| Filtration of antibodies from the blood | not specified | 8-821.11 |  | 
																			
											| Insertion or exchange of a tube (catheter) in a large vein | not specified | 8-831.0 |  | 
																			
											|  | not specified | 8-831.01 |  | 
																			
											| Insertion or exchange of a tube (catheter) in a large vein | not specified | 8-831.2 |  | 
																			
											|  | not specified | 8-831.20 |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | not specified | 8-836.0k |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | not specified | 8-836.0q |  | 
																			
											| Treatment of a vessel with access via a tube (catheter) | not specified | 8-836.81 |  | 
																			
											| Treatment of the heart and/or the coronary arteries with access through a tube (catheter) along the blood vessels | not specified | 8-837.01 |  | 
																			
											| Treatment of the heart and/or the coronary arteries with access through a tube (catheter) along the blood vessels | not specified | 8-837.m4 |  | 
																			
											| Additional information on materials used | not specified | 8-83b.08 |  | 
																			
											| Additional information on materials used | not specified | 8-83b.0c |  | 
																			
											| Additional information on materials used | not specified | 8-83b.84 |  | 
																			
											| Additional information on materials used | not specified | 8-83b.85 |  | 
																			
											| Additional information on materials used | not specified | 8-83b.86 |  | 
																			
											| Additional information on materials used | not specified | 8-83b.b7 |  | 
																			
											| Additional information on materials used | not specified | 8-83b.e1 |  | 
																			
											| Additional information on materials used | not specified | 8-83b.f1 |  | 
																			
											| Implantation of non-drug eluting tubing (stents) in blood vessels | not specified | 8-840.0a |  | 
																			
											| Implantation of non-drug eluting tubing (stents) in blood vessels | not specified | 8-840.0s |  | 
																			
											| Insertion of non-drug eluting tubing (stent graft) with covered mesh in blood vessels | not specified | 8-842.0s |  | 
																			
											| Procedure for dialysing the blood outside the body with removal of the poison over a concentration gradient - dialysis | not specified | 8-854.71 |  | 
																			
											| Procedure for dialysing the blood outside the body with removal of the poison over a concentration gradient - dialysis | not specified | 8-854.72 |  | 
																			
											| Procedure for dialysing the blood outside the body with removal of the poison over a concentration gradient - dialysis | not specified | 8-854.74 |  | 
																			
											| Pain control by injecting an anaesthetic around the cranial nerves outside of the brain | not specified | 8-913 |  | 
																			
											| Pain control by injecting an anaesthetic around a nerve root or nerve close to the spine | not specified | 8-914.0x |  | 
																			
											| Pain control by injecting an anaesthetic around a nerve root or nerve close to the spine | not specified | 8-914.12 |  | 
																			
											| Pain control by injecting an anaesthetic into a joint of the spine | not specified | 8-917.11 |  | 
																			
											| Pain control by injecting an anaesthetic into a joint of the spine | not specified | 8-917.13 |  | 
																			
											|  | not specified | 8-981.20 |  | 
																			
											|  | not specified | 8-981.23 |  | 
																			
											| Interdisciplinary management for colonisation or infection with multiresistant germs (pathogens) | not specified | 8-987.11 |  | 
																			
											|  | not specified | 8-98e.2 |  | 
																			
											|  | not specified | 8-98f.30 |  | 
																			
											|  | not specified | 8-98f.50 |  | 
																			
											|  | not specified | 8-98g.12 |  | 
																			
											| Monitoring and care of normal childbirth | not specified | 9-260 |  | 
																			
											| Hospital treatment prior to delivery in the same stay | not specified | 9-280.0 |  | 
																			
											| Treatment procedure to maintain and encourage practical everyday and social skills - psychosocial intervention | not specified | 9-401.00 |  | 
																			
											| Treatment procedure to maintain and encourage practical everyday and social skills - psychosocial intervention | not specified | 9-401.12 |  | 
																			
											| Treatment procedure to maintain and encourage practical everyday and social skills - psychosocial intervention | not specified | 9-401.32 |  | 
																			
											| Patient education | not specified | 9-500.0 |  |