ICD-10-CM
Congenital malformations, deformations and chromosomal abnormalities
Chapter 17, Q00-Q99. CDC FY2027 file dated June 16, 2026.
License. US government work, Public Domain Mark 1.0.
Categories
87 categories in this chapter. Open one, or page through every code below.
- Q00Anencephaly and similar malformations
- Q01Encephalocele
- Q02Microcephaly
- Q03Congenital hydrocephalus
- Q04Other congenital malformations of brain
- Q05Spina bifida
- Q06Other congenital malformations of spinal cord
- Q07Other congenital malformations of nervous system
- Q10Congenital malform of eyelid, lacrimal apparatus and orbit
- Q11Anophthalmos, microphthalmos and macrophthalmos
- Q12Congenital lens malformations
- Q13Congenital malformations of anterior segment of eye
- Q14Congenital malformations of posterior segment of eye
- Q15Other congenital malformations of eye
- Q16Congenital malform of ear causing impairment of hearing
- Q17Other congenital malformations of ear
- Q18Other congenital malformations of face and neck
- Q20Congenital malformations of cardiac chambers and connections
- Q21Congenital malformations of cardiac septa
- Q22Congenital malformations of pulmonary and tricuspid valves
- Q23Congenital malformations of aortic and mitral valves
- Q24Other congenital malformations of heart
- Q25Congenital malformations of great arteries
- Q26Congenital malformations of great veins
- Q27Other congenital malformations of peripheral vascular system
- Q28Other congenital malformations of circulatory system
- Q30Congenital malformations of nose
- Q31Congenital malformations of larynx
- Q32Congenital malformations of trachea and bronchus
- Q33Congenital malformations of lung
- Q34Other congenital malformations of respiratory system
- Q35Cleft palate
- Q36Cleft lip
- Q37Cleft palate with cleft lip
- Q38Other congenital malformations of tongue, mouth and pharynx
- Q39Congenital malformations of esophagus
51 more categories are in this chapter. Type a code or a term to open one.
Codes
A header groups codes and is not billed. A billable code is one you can report.
241 to 280 of 1,067
- Q28.3Other malformations of cerebral vesselsBillable
- Q28.8Other congenital malformations of circulatory systemBillable
- Q28.9Congenital malformation of circulatory system, unspecifiedBillable
- Q30Congenital malformations of noseHeader
- Q30.0Choanal atresiaBillable
- Q30.1Agenesis and underdevelopment of noseBillable
- Q30.2Fissured, notched and cleft noseBillable
- Q30.3Congenital perforated nasal septumBillable
- Q30.8Other congenital malformations of noseBillable
- Q30.9Congenital malformation of nose, unspecifiedBillable
- Q31Congenital malformations of larynxHeader
- Q31.0Web of larynxBillable
- Q31.1Congenital subglottic stenosisBillable
- Q31.2Laryngeal hypoplasiaBillable
- Q31.3LaryngoceleBillable
- Q31.5Congenital laryngomalaciaBillable
- Q31.8Other congenital malformations of larynxBillable
- Q31.9Congenital malformation of larynx, unspecifiedBillable
- Q32Congenital malformations of trachea and bronchusHeader
- Q32.0Congenital tracheomalaciaBillable
- Q32.1Other congenital malformations of tracheaBillable
- Q32.2Congenital bronchomalaciaBillable
- Q32.3Congenital stenosis of bronchusBillable
- Q32.4Other congenital malformations of bronchusBillable
- Q33Congenital malformations of lungHeader
- Q33.0Congenital cystic lungBillable
- Q33.1Accessory lobe of lungBillable
- Q33.2Sequestration of lungBillable
- Q33.3Agenesis of lungBillable
- Q33.4Congenital bronchiectasisBillable
- Q33.5Ectopic tissue in lungBillable
- Q33.6Congenital hypoplasia and dysplasia of lungBillable
- Q33.8Other congenital malformations of lungBillable
- Q33.9Congenital malformation of lung, unspecifiedBillable
- Q34Other congenital malformations of respiratory systemHeader
- Q34.0Anomaly of pleuraBillable
- Q34.1Congenital cyst of mediastinumBillable
- Q34.8Other congenital malformations of respiratory systemBillable
- Q34.9Congenital malformation of respiratory system, unspecifiedBillable
- Q35Cleft palateHeader
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