Q07.9

Congenital malformation of nervous system, unspecified

Billable / specificHCC V28 182POA exempt

Q07.9 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Applicable to

  • Congenital anomaly NOS of nervous system
  • Congenital deformity NOS of nervous system
  • Congenital disease or lesion NOS of nervous system

Includes (from Q07)

  • Note: Codes from this chapter are not for use on maternal records

Excludes2

Not included here — may be reported together when both conditions exist.

  • inborn errors of metabolism (E70-E88) (from Q07)
  • congenital central alveolar hypoventilation syndrome (G47.35) (from Q07)
  • familial dysautonomia [Riley-Day] (G90.1) (from Q07)
  • neurofibromatosis (nonmalignant) (Q85.0-) (from Q07)

Also known as

  • Congenital anomaly NOS of nervous system
  • Congenital deformity NOS of nervous system
  • Congenital disease or lesion NOS of nervous system
  • Abnormal, abnormality, abnormalities, development, developmental, central nervous system
  • Anomaly, anomalous, gyri
  • Anomaly, anomalous, meningeal bands or folds
  • Anomaly, anomalous, meninges
  • Anomaly, anomalous, nerve
  • Anomaly, anomalous, nervous system
  • Deformity, meninges or membrane
  • Deformity, nervous system
  • Deformity, spinal, nerve root
  • Disease, diseased, nervous system, congenital
  • Dysplasia, brain
  • Encephalopathy, congenital
  • Lesion, nervous system, congenital
  • Maldevelopment, brain
  • Malformation, dura

Parent code

  • Q07Other congenital malformations of nervous systemHeader

Related codes

  • Q07.0Arnold-Chiari syndromeHeader
  • Q07.8Other specified congenital malformations of nervous systemBillable

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