| Service | Number of cases | OPS key | Info | 
																			
											| Care of a new-born baby after birth | 399 | 9-262.0 |  | 
																			
											| Measurement of brain waves triggered by targeted stimuli (evoked potentials) | 360 | 1-208.8 |  | 
																			
											| Patient education | 132 | 9-500.0 |  | 
																			
											| Monitoring and care of childbirth with increased risk for the mother or child | 124 | 9-261 |  | 
																			
											| Monitoring and care of normal childbirth | 98 | 9-260 |  | 
																			
											| Other caesarean section | 78 | 5-749.10 |  | 
																			
											| Regional pain control by injecting an anaesthetic into a space in the spinal canal (epidural space) | 74 | 8-910 |  | 
																			
											| Extension of the vaginal opening with an incision into the perineum (episiotomy) during childbirth, with subsequent suturing | 64 | 5-738.0 |  | 
																			
											| Surgical removal of a fallopian tube | 62 | 5-661.62 |  | 
																			
											| Reconstructive operations on the female reproductive organs after a perineal tear during delivery | 61 | 5-758.4 |  | 
																			
											| Almost complete surgical removal of the womb (uterus) | 58 | 5-682.02 |  | 
																			
											| Reconstructive operations on the female reproductive organs after a perineal tear during delivery | 58 | 5-758.3 |  | 
																			
											| Surgical removal and destruction of diseased uterine tissue | 53 | 5-681.4 |  | 
																			
											| Other caesarean section | 43 | 5-749.11 |  | 
																			
											| Other operations on the intestine | 33 | 5-469.21 |  | 
																			
											| Surgical removal of the ovary and the fallopian tube | 29 | 5-653.32 |  | 
																			
											| Reconstructive operations on the female reproductive organs after a perineal tear during delivery | 29 | 5-758.2 |  | 
																			
											| Operation for urinary incontinence through an abdominal incision | 26 | 5-595.11 |  | 
																			
											| Other operations on the ureter | 22 | 5-569.31 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the vagina or the space between the uterus and the large intestine (pouch of Douglas), with access through the vagina | 21 | 5-702.2 |  | 
																			
											| Surgical removal or destruction of tissue in the ovary | 19 | 5-651.92 |  | 
																			
											| Surgical tightening of the vaginal wall or perineal floor, with access through the vagina | 18 | 5-704.00 |  | 
																			
											| Classic caesarean section | 18 | 5-740.1 |  | 
																			
											| Reconstructive operations on the lesser pelvis or on the space between the uterus and the large intestine (pouch of Douglas) | 17 | 5-707.1 |  | 
																			
											| Complete surgical removal of the uterus - hysterectomy | 16 | 5-683.03 |  | 
																			
											| Surgical destruction of the upper part of the lining of the womb (endometrium) - curettage | 16 | 5-690.0 |  | 
																			
											| Vaginal delivery by means of a vacuum extractor | 16 | 5-728.1 |  | 
																			
											| Vaginal delivery by means of a vacuum extractor | 14 | 5-728.0 |  | 
																			
											| Classic caesarean section | 14 | 5-740.0 |  | 
																			
											| Examination of the uterus by endoscopy | 13 | 1-672 |  | 
																			
											| Computed tomography (CT) of the abdomen without contrast medium | 13 | 3-207 |  | 
																			
											| Computed tomography of the abdomen with contrast medium | 13 | 3-225 |  | 
																			
											| Examination of the urethra and the urinary bladder by endoscopy | 12 | 1-661 |  | 
																			
											| Surgical tightening of the vaginal wall or perineal floor, with access through the vagina | 12 | 5-704.10 |  | 
																			
											| Other caesarean section | 12 | 5-749.0 |  | 
																			
											|  | 12 | 9-984.7 |  | 
																			
											| Surgical tightening of the vaginal wall or perineal floor, with access through the vagina | 11 | 5-704.4f |  | 
																			
											| Artificial rupture of membranes | 11 | 5-730 |  | 
																			
											| Surgical division of adhesions on the ovary and fallopian tube without the aid of equipment for optical magnification | 10 | 5-657.62 |  | 
																			
											| Surgical tightening of the vaginal wall or perineal floor, with access through the vagina | 10 | 5-704.4c |  | 
																			
											| Type of material used for tissue replacement and tissue reinforcement | 10 | 5-932.40 |  | 
																			
											| Type of material used for tissue replacement and tissue reinforcement | 10 | 5-932.41 |  | 
																			
											| 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 | 10 | 8-930 |  | 
																			
											| Taking a tissue sample (biopsy) of the lining of the uterus (endometrium) without surgical incision | 9 | 1-471.2 |  | 
																			
											| Other operations on the intestine | 9 | 5-469.20 |  | 
																			
											| Surgical division of adhesions on the ovary and fallopian tube without the aid of equipment for optical magnification | 9 | 5-657.72 |  | 
																			
											| Complete surgical removal of the uterus - hysterectomy | 9 | 5-683.01 |  | 
																			
											| Surgical destruction of the upper part of the lining of the womb (endometrium) - curettage | 8 | 5-690.1 |  | 
																			
											| Removal of the retained placenta after childbirth | 8 | 5-756.1 |  | 
																			
											| Transfusion of blood, red blood cells or platelets from a donor to a recipient | 8 | 8-800.c0 |  | 
																			
											| Comprehensive pain control for acute pain | 8 | 8-919 |  | 
																			
											| Operation to lift the neck of the bladder in cases of urinary incontinence, with access through the vagina | 7 | 5-593.20 |  | 
																			
											| Surgical destruction or closure of the fallopian tube - sterilisation operation for women | 7 | 5-663.40 |  | 
																			
											| Surgical removal and destruction of diseased uterine tissue | 7 | 5-681.92 |  | 
																			
											| Reconstructive operations on the female reproductive organs after a perineal tear during delivery | 7 | 5-758.5 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the vagina or the space between the uterus and the large intestine (pouch of Douglas), with access through the vagina | 6 | 5-702.4 |  | 
																			
											| Insertion of a tube into the trachea for ventilation - intubation | 6 | 8-701 |  | 
																			
											|  | 6 | 8-831.00 |  | 
																			
											| Interdisciplinary management for colonisation or infection with multiresistant germs (pathogens) | 6 | 8-987.10 |  | 
																			
											|  | 6 | 9-984.6 |  | 
																			
											| Examination of the large intestine by endoscopy - colonoscopy | 5 | 1-650.1 |  | 
																			
											| Computed tomography of the chest with contrast medium | 5 | 3-222 |  | 
																			
											| Operation for urinary incontinence through an abdominal incision | 5 | 5-595.23 |  | 
																			
											| Surgical destruction or closure of the fallopian tube - sterilisation operation for women | 5 | 5-663.50 |  | 
																			
											| Complete surgical removal of the uterus - hysterectomy | 5 | 5-683.23 |  | 
																			
											|  | 5 | 8-98f.0 |  | 
																			
											| Hospital treatment prior to delivery in the same stay | 5 | 9-280.0 |  | 
																			
											|  | 5 | 9-984.9 |  | 
																			
											| Restoration of the patency of the fallopian tubes by the injection of fluid or gas | 4 | 5-667.1 |  | 
																			
											| Operation when the fertilised egg has implanted outside the uterus (ectopic pregnancy) | 4 | 5-744.42 |  | 
																			
											|  | 4 | 9-984.8 |  | 
																			
											| 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 | 1-559.4 |  | 
																			
											| Taking a tissue sample (biopsy) of the ovary, fallopian tubes or uterine ligaments through a surgical incision | not specified | 1-570.0 |  | 
																			
											| Taking a tissue sample (biopsy) of lymph nodes through a surgical incision | not specified | 1-586.7 |  | 
																			
											| Taking a tissue sample (biopsy) of other organs or tissues through a surgical incision | not specified | 1-589.0 |  | 
																			
											| Examination of the S-shaped part of the large intestine (sigmoid colon) by endoscopy | not specified | 1-651 |  | 
																			
											| Examination of the abdominal cavity or its organs by endoscopy | not specified | 1-694 |  | 
																			
											| 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 |  | 
																			
											|  | not specified | 1-999.40 |  | 
																			
											| X-rays of the breast | not specified | 3-100.0 |  | 
																			
											| Computed tomography (CT) of the head without contrast medium | not specified | 3-200 |  | 
																			
											| Computed tomography of the neck with contrast medium | not specified | 3-221 |  | 
																			
											| Magnetic resonance imaging (MRI) of the spine and spinal cord without contrast medium | not specified | 3-802 |  | 
																			
											| Magnetic resonance imaging (MRI) of the abdominal cavity without contrast medium | not specified | 3-804 |  | 
																			
											| Magnetic resonance imaging (MRI) of the pelvis without contrast medium | not specified | 3-805 |  | 
																			
											| Magnetic resonance imaging (MRI) of the abdominal cavity with contrast medium | not specified | 3-825 |  | 
																			
											| Surgical removal of individual lymph nodes or lymphatic vessels | not specified | 5-401.10 |  | 
																			
											| Surgical removal of individual lymph nodes or lymphatic vessels | not specified | 5-401.92 |  | 
																			
											| Surgical removal of individual lymph nodes or lymphatic vessels | not specified | 5-401.b |  | 
																			
											| Complete, surgical removal of all lymph nodes as a standalone operation | not specified | 5-404.e |  | 
																			
											| Other reconstructive operations on the intestine | not specified | 5-467.0x |  | 
																			
											| Surgical removal of the rectum (resection of the rectum) maintaining the anal sphincter | not specified | 5-484.32 |  | 
																			
											| Surgical repair of a umbilical hernia | not specified | 5-534.03 |  | 
																			
											| Surgical opening of the abdominal cavity or tissue lying behind (retroperitoneum) | not specified | 5-541.0 |  | 
																			
											| Surgical removal or destruction of tissue in the abdominal cavity | not specified | 5-543.20 |  | 
																			
											| Surgical removal or destruction of tissue in the abdominal cavity | not specified | 5-543.21 |  | 
																			
											| Surgical repair of the abdominal wall or the peritoneum | not specified | 5-545.0 |  | 
																			
											| Surgical removal of tissue in the abdomen without definite organ classification | not specified | 5-547.0 |  | 
																			
											| Surgical removal of tissue in the abdomen without definite organ classification | not specified | 5-547.1 |  | 
																			
											| Other abdominal operations | not specified | 5-549.5 |  | 
																			
											| Other operations on the ureter | not specified | 5-569.30 |  | 
																			
											| Other operations on the ureter | not specified | 5-569.40 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the urinary bladder, by an open operation or by endoscopy | not specified | 5-574.0 |  | 
																			
											| Other operations on the urinary bladder | not specified | 5-579.62 |  | 
																			
											| Surgical incision into or removal of tissue lying behind the abdominal cavity (retroperitoneum) | not specified | 5-590.33 |  | 
																			
											| Other surgical treatment of the inability to hold urine (urinary incontinence) | not specified | 5-596.01 |  | 
																			
											| Surgical removal or destruction of tissue in the ovary | not specified | 5-651.b2 |  | 
																			
											| Surgical removal of the ovary | not specified | 5-652.52 |  | 
																			
											| Surgical removal of the ovary | not specified | 5-652.62 |  | 
																			
											| Surgical removal of the ovary and the fallopian tube | not specified | 5-653.30 |  | 
																			
											| Reconstructive operations on the ovary | not specified | 5-656.a2 |  | 
																			
											| Surgical division of adhesions on the ovary and fallopian tube without the aid of equipment for optical magnification | not specified | 5-657.60 |  | 
																			
											| Surgical division of adhesions on the ovary and fallopian tube without the aid of equipment for optical magnification | not specified | 5-657.82 |  | 
																			
											| Surgical incision into the fallopian tubes | not specified | 5-660.4 |  | 
																			
											| Surgical removal of a fallopian tube | not specified | 5-661.42 |  | 
																			
											| Surgical removal of a fallopian tube | not specified | 5-661.50 |  | 
																			
											| Surgical removal of a fallopian tube | not specified | 5-661.55 |  | 
																			
											| Surgical removal of a fallopian tube | not specified | 5-661.60 |  | 
																			
											| Other surgical removal or destruction of diseased cervical tissue | not specified | 5-672.0 |  | 
																			
											| Other surgical removal or destruction of diseased cervical tissue | not specified | 5-672.11 |  | 
																			
											| Surgical removal and destruction of diseased uterine tissue | not specified | 5-681.50 |  | 
																			
											| Surgical removal and destruction of diseased uterine tissue | not specified | 5-681.80 |  | 
																			
											| Surgical removal and destruction of diseased uterine tissue | not specified | 5-681.82 |  | 
																			
											| Almost complete surgical removal of the womb (uterus) | not specified | 5-682.00 |  | 
																			
											| Almost complete surgical removal of the womb (uterus) | not specified | 5-682.12 |  | 
																			
											| Complete surgical removal of the uterus - hysterectomy | not specified | 5-683.02 |  | 
																			
											| Complete surgical removal of the uterus - hysterectomy | not specified | 5-683.10 |  | 
																			
											| Complete surgical removal of the uterus - hysterectomy | not specified | 5-683.20 |  | 
																			
											| Surgical removal of the remaining stump of the cervix after previously removing the body of the uterus - cervical stump resection | not specified | 5-684.4 |  | 
																			
											| Surgical destruction of the upper part of the lining of the womb (endometrium) - curettage | not specified | 5-690.2 |  | 
																			
											| Removal of a foreign body from the womb (uterus) | not specified | 5-691 |  | 
																			
											| Surgical incision into the vagina | not specified | 5-701.0 |  | 
																			
											| Closure or almost complete surgical removal of the vagina | not specified | 5-703.1 |  | 
																			
											| Surgical tightening of the vaginal wall or perineal floor, with access through the vagina | not specified | 5-704.01 |  | 
																			
											| Surgical tightening of the vaginal wall or perineal floor, with access through the vagina | not specified | 5-704.4b |  | 
																			
											| Surgical tightening of the vaginal wall or perineal floor, with access through the vagina | not specified | 5-704.4t |  | 
																			
											| Surgical tightening of the vaginal wall or perineal floor, with access through the vagina | not specified | 5-704.5b |  | 
																			
											| Surgical tightening of the vaginal wall or perineal floor, with access through the vagina | not specified | 5-704.5t |  | 
																			
											| Surgical tightening of the vaginal wall or perineal floor, with access through the vagina | not specified | 5-704.65 |  | 
																			
											| Surgical tightening of the vaginal wall or perineal floor, with access through the vagina | not specified | 5-704.6a |  | 
																			
											| Surgical tightening of the vaginal wall or perineal floor, with access through the vagina | not specified | 5-704.6m |  | 
																			
											| Other reconstructive operations on the vagina | not specified | 5-706.51 |  | 
																			
											| Reconstructive operations on the lesser pelvis or on the space between the uterus and the large intestine (pouch of Douglas) | not specified | 5-707.21 |  | 
																			
											| Reconstructive operations on the lesser pelvis or on the space between the uterus and the large intestine (pouch of Douglas) | not specified | 5-707.2x |  | 
																			
											| Surgical incision into the external female reproductive organs | not specified | 5-710 |  | 
																			
											| Other surgical removal or destruction of diseased tissue in the external female reproductive organs | not specified | 5-712.0 |  | 
																			
											| Surgical construction or reconstruction of the external female reproductive organs (or of the perineum) | not specified | 5-716.0 |  | 
																			
											| Surgical construction or reconstruction of the external female reproductive organs (or of the perineum) | not specified | 5-716.1 |  | 
																			
											| Other operations on the external female reproductive organs | not specified | 5-718.0 |  | 
																			
											| Other operations on the female reproductive organs | not specified | 5-719 |  | 
																			
											| Extension of the vaginal opening with an incision into the perineum (episiotomy) during childbirth, with subsequent suturing | not specified | 5-738.2 |  | 
																			
											| Caesarean section with incision above the cervix or through the body of the uterus | not specified | 5-741.2 |  | 
																			
											| Operation when the fertilised egg has implanted outside the uterus (ectopic pregnancy) | not specified | 5-744.02 |  | 
																			
											| Curettage to terminate a pregnancy | not specified | 5-751 |  | 
																			
											| Removal of the retained placenta after childbirth | not specified | 5-756.0 |  | 
																			
											| Surgical removal of the uterus (hysterectomy) in relation to childbirth | not specified | 5-757 |  | 
																			
											| Reconstructive operations on the female reproductive organs after a perineal tear during delivery | not specified | 5-758.0 |  | 
																			
											| Reconstructive operations on the female reproductive organs after a perineal tear during delivery | not specified | 5-758.1 |  | 
																			
											| Other operations in relation to childbirth | not specified | 5-759.1 |  | 
																			
											| Surgical removal of the breast (mastectomy), without taking the axillary lymph nodes | not specified | 5-872.1 |  | 
																			
											| Surgical incision into the breast | not specified | 5-881.0 |  | 
																			
											| Surgical removal of diseased tissue from the skin or subcutaneous tissues | not specified | 5-894.1b |  | 
																			
											| Temporary covering of soft tissue injuries with skin or artificial skin | not specified | 5-916.a0 |  | 
																			
											| Type of material used for tissue replacement and tissue reinforcement | not specified | 5-932.11 |  | 
																			
											| Type of material used for tissue replacement and tissue reinforcement | not specified | 5-932.21 |  | 
																			
											| Type of material used for tissue replacement and tissue reinforcement | not specified | 5-932.42 |  | 
																			
											| Revision operations | not specified | 5-983 |  | 
																			
											|  | not specified | 5-98k.0 |  | 
																			
											|  | not specified | 8-018.0 |  | 
																			
											| Injection or administration of medicines into the urinary bladder | not specified | 8-132.3 |  | 
																			
											| Insertion of a small tube (cannula) or catheter into another organ or tissue for the drainage of fluid | not specified | 8-148.0 |  | 
																			
											| Treatment by the targeted insertion of a needle into the chest with subsequent administration or removal of substances, e.g. fluid | not specified | 8-152.1 |  | 
																			
											| Specific dressing techniques | not specified | 8-190.20 |  | 
																			
											| Changing the lie (version) of the unborn child (fetus) before childbirth | not specified | 8-510.0 |  | 
																			
											| Changing the lie (version) of the unborn child (fetus) before childbirth | not specified | 8-510.1 |  | 
																			
											| Use of a face, nasal, or laryngeal mask for mechanical ventilation | not specified | 8-706 |  | 
																			
											| 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.g1 |  | 
																			
											| Transfusion of blood plasma or plasma components or genetically engineered blood proteins | not specified | 8-810.c6 |  | 
																			
											| Transfusion of blood plasma or plasma components or genetically engineered blood proteins | not specified | 8-810.j8 |  | 
																			
											| Transfusion of blood plasma or plasma components or genetically engineered blood proteins | not specified | 8-810.x |  | 
																			
											| Transfusion of other plasma components or genetically engineered blood proteins | not specified | 8-812.60 |  | 
																			
											| Transfusion of other plasma components or genetically engineered blood proteins | not specified | 8-812.61 |  | 
																			
											| Treatment on the intensive care unit (basic procedures) | not specified | 8-980.0 |  | 
																			
											| Interdisciplinary end-of-life care | not specified | 8-982.0 |  | 
																			
											| Interdisciplinary end-of-life care | not specified | 8-982.1 |  | 
																			
											|  | not specified | 8-98e.2 |  | 
																			
											| Care of a new-born baby after birth | not specified | 9-262.1 |  | 
																			
											| Supervision and management of isolated placenta birth | not specified | 9-263 |  | 
																			
											| Treatment of physically or functionally induced disorders of speech, language, the voice or swallowing | not specified | 9-320 |  | 
																			
											|  | not specified | 9-984.b |  |