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
- Q82.5Congenital non-neoplastic nevus
- Q82.6Congenital sacral dimple
- Q82.8Other specified congenital malformations of skin
- Q82.9Congenital malformation of skin, unspecified
- Q83Congenital malformations of breast
- Q83.0Congenital absence of breast with absent nipple
- Q83.1Accessory breast
- Q83.2Absent nipple
- Q83.3Accessory nipple
- Q83.8Other congenital malformations of breast
- Q83.9Congenital malformation of breast, unspecified
- Q84Other congenital malformations of integument
- Q84.0Congenital alopecia
- Q84.1Congenital morphological disturbances of hair, not elsewhere classified
- Q84.2Other congenital malformations of hair
- Q84.3Anonychia
- Q84.4Congenital leukonychia
- Q84.5Enlarged and hypertrophic nails
- Q84.6Other congenital malformations of nails
- Q84.8Other specified congenital malformations of integument
- Q84.9Congenital malformation of integument, unspecified
- Q85Phakomatoses, not elsewhere classified
- Q85.0Neurofibromatosis (nonmalignant)
- Q85.00Neurofibromatosis, unspecified
- Q85.01Neurofibromatosis, type 1
- Q85.02Neurofibromatosis, type 2
- Q85.03Schwannomatosis
- Q85.09Other neurofibromatosis
- Q85.1Tuberous sclerosis
- Q85.8Other phakomatoses, not elsewhere classified
- Q85.81PTEN hamartoma tumor syndrome
- Q85.82Other Cowden syndrome
- Q85.83Von Hippel-Lindau syndrome
- Q85.89Other phakomatoses, not elsewhere classified
- Q85.9Phakomatosis, unspecified
- Q86Congenital malformation syndromes due to known exogenous causes, not elsewhere classified
- Q86.0Fetal alcohol syndrome (dysmorphic)
- Q86.1Fetal hydantoin syndrome
- Q86.2Dysmorphism due to warfarin
- Q86.8Other congenital malformation syndromes due to known exogenous causes
- Q87Other specified congenital malformation syndromes affecting multiple systems
- Q87.0Congenital malformation syndromes predominantly affecting facial appearance
- Q87.1Congenital malformation syndromes predominantly associated with short stature
- Q87.11Prader-Willi syndrome
- Q87.19Other congenital malformation syndromes predominantly associated with short stature
- Q87.2Congenital malformation syndromes predominantly involving limbs
- Q87.3Congenital malformation syndromes involving early overgrowth
- Q87.4Marfan syndrome
- Q87.40Marfan syndrome, unspecified
- Q87.41Marfan syndrome with cardiovascular manifestations