Q03Non-billable (header)

Congenital hydrocephalus

Related Codes· Congenital malformations of the nervous system (Q00-Q07)

Q00Anencephaly and similar malformationsQ01EncephaloceleQ02MicrocephalyQ04Other congenital malformations of brainQ05Spina bifidaQ06Other congenital malformations of spinal cordQ07Other congenital malformations of nervous system

Sub-codes of Q03(4)

Q03 is a non-billable header. Select a sub-code to bill.

Q03.0Malformations of aqueduct of Sylvius✓ BillableQ03.1Atresia of foramina of Magendie and Luschka✓ BillableQ03.8Other congenital hydrocephalus✓ BillableQ03.9Congenital hydrocephalus, unspecified✓ Billable

✓ Includes

  • •hydrocephalus in newborn

✗ Excludes 1(Not coded here)

  • •Arnold-Chiari syndrome, type II (Q07.0-)
  • •acquired hydrocephalus (G91.-)
  • •hydrocephalus due to congenital toxoplasmosis (P37.1)
  • •hydrocephalus with spina bifida (Q05.0-Q05.4)

Code Hierarchy

┌17Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)├Q00-Q07Congenital malformations of the nervous system (Q00-Q07)├Q03Congenital hydrocephalus
└Q03Congenital hydrocephalus

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