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 only1,095 results
- Q07.03Arnold-Chiari syndrome with spina bifida and hydrocephalus
- Q07.8Other specified congenital malformations of nervous system
- Q07.9Congenital malformation of nervous system, unspecified
- Q10Congenital malformations of eyelid, lacrimal apparatus and orbit
- Q10.0Congenital ptosis
- Q10.1Congenital ectropion
- Q10.2Congenital entropion
- Q10.3Other congenital malformations of eyelid
- Q10.4Absence and agenesis of lacrimal apparatus
- Q10.5Congenital stenosis and stricture of lacrimal duct
- Q10.6Other congenital malformations of lacrimal apparatus
- Q10.7Congenital malformation of orbit
- Q11Anophthalmos, microphthalmos and macrophthalmos
- Q11.0Cystic eyeball
- Q11.1Other anophthalmos
- Q11.2Microphthalmos
- Q11.3Macrophthalmos
- Q12Congenital lens malformations
- Q12.0Congenital cataract
- Q12.1Congenital displaced lens
- Q12.2Coloboma of lens
- Q12.3Congenital aphakia
- Q12.4Spherophakia
- Q12.8Other congenital lens malformations
- Q12.9Congenital lens malformation, unspecified
- Q13Congenital malformations of anterior segment of eye
- Q13.0Coloboma of iris
- Q13.1Absence of iris
- Q13.2Other congenital malformations of iris
- Q13.3Congenital corneal opacity
- Q13.4Other congenital corneal malformations
- Q13.5Blue sclera
- Q13.8Other congenital malformations of anterior segment of eye
- Q13.81Rieger anomaly
- Q13.89Other congenital malformations of anterior segment of eye
- Q13.9Congenital malformation of anterior segment of eye, unspecified
- Q14Congenital malformations of posterior segment of eye
- Q14.0Congenital malformation of vitreous humor
- Q14.1Congenital malformation of retina
- Q14.2Congenital malformation of optic disc
- Q14.3Congenital malformation of choroid
- Q14.8Other congenital malformations of posterior segment of eye
- Q14.9Congenital malformation of posterior segment of eye, unspecified
- Q15Other congenital malformations of eye
- Q15.0Congenital glaucoma
- Q15.8Other specified congenital malformations of eye
- Q15.9Congenital malformation of eye, unspecified
- Q16Congenital malformations of ear causing impairment of hearing
- Q16.0Congenital absence of (ear) auricle
- Q16.1Congenital absence, atresia and stricture of auditory canal (external)