Q00–Q99: Congenital Malformations, Deformations and Chromosomal Abnormalities
Chapter 17 of ICD-10-CM 2027, 1,095 codes in 12 blocks.
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Chapter instructions
Excludes2: not included here, code separately if applicable
- inborn errors of metabolism (E70-E88)
Codes in this chapter
All codesBillable only900 results
- Q23.9Congenital malformation of aortic and mitral valves, unspecified
- Q24.0Dextrocardia
- Q24.1Levocardia
- Q24.2Cor triatriatum
- Q24.3Pulmonary infundibular stenosis
- Q24.4Congenital subaortic stenosis
- Q24.5Malformation of coronary vessels
- Q24.6Congenital heart block
- Q24.8Other specified congenital malformations of heart
- Q24.9Congenital malformation of heart, unspecified
- Q25.0Patent ductus arteriosus
- Q25.1Coarctation of aorta
- Q25.21Interruption of aortic arch
- Q25.29Other atresia of aorta
- Q25.3Supravalvular aortic stenosis
- Q25.40Congenital malformation of aorta unspecified
- Q25.41Absence and aplasia of aorta
- Q25.42Hypoplasia of aorta
- Q25.43Congenital aneurysm of aorta
- Q25.44Congenital dilation of aorta
- Q25.45Double aortic arch
- Q25.46Tortuous aortic arch
- Q25.47Right aortic arch
- Q25.48Anomalous origin of subclavian artery
- Q25.49Other congenital malformations of aorta
- Q25.5Atresia of pulmonary artery
- Q25.6Stenosis of pulmonary artery
- Q25.71Coarctation of pulmonary artery
- Q25.72Congenital pulmonary arteriovenous malformation
- Q25.79Other congenital malformations of pulmonary artery
- Q25.8Other congenital malformations of other great arteries
- Q25.9Congenital malformation of great arteries, unspecified
- Q26.0Congenital stenosis of vena cava
- Q26.1Persistent left superior vena cava
- Q26.2Total anomalous pulmonary venous connection
- Q26.3Partial anomalous pulmonary venous connection
- Q26.4Anomalous pulmonary venous connection, unspecified
- Q26.5Anomalous portal venous connection
- Q26.6Portal vein-hepatic artery fistula
- Q26.8Other congenital malformations of great veins
- Q26.9Congenital malformation of great vein, unspecified
- Q27.0Congenital absence and hypoplasia of umbilical artery
- Q27.1Congenital renal artery stenosis
- Q27.2Other congenital malformations of renal artery
- Q27.30Arteriovenous malformation, site unspecified
- Q27.31Arteriovenous malformation of vessel of upper limb
- Q27.32Arteriovenous malformation of vessel of lower limb
- Q27.33Arteriovenous malformation of digestive system vessel
- Q27.34Arteriovenous malformation of renal vessel
- Q27.39Arteriovenous malformation, other site