Chapter 17: Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)

ICD-10-CM 2027 chapter 17 contains 12 code blocks with 900 billable codes.

Code blocks

BlockTitleBillable
Q00-Q07Congenital malformations of the nervous system45
Q10-Q18Congenital malformations of eye, ear, face and neck62
Q20-Q28Congenital malformations of the circulatory system102
Q30-Q34Congenital malformations of the respiratory system31
Q35-Q37Cleft lip and cleft palate16
Q38-Q45Other congenital malformations of the digestive system61
Q50-Q56Congenital malformations of genital organs91
Q60-Q64Congenital malformations of the urinary system63
Q65-Q79Congenital malformations and deformations of the musculoskeletal system255
Q80-Q89Other congenital malformations82
Q90-Q99Chromosomal abnormalities, not elsewhere classified74
QA0-QA1Genetic disorders, not elsewhere classified18

Chapter notes

Excludes2 (not included here):
  • inborn errors of metabolism (E70-E88)
Notes:
  • Codes from this chapter are not for use on maternal records