ICD-10-CM code "Q04.5": Megalencephaly (2024)

Overview

ICD-10 CodeQ04.5
DescriptionMegalencephaly
Hierarchy
  1. Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  2. Congenital malformations of the nervous system (Q00-Q07)
  3. Other congenital malformations of brain (Q04)
  4. Megalencephaly (Q04.5)
Billable statusICD-10-CM Billable code

Excludes

  1. Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)

    Type 2inborn errors of metabolism (E70-E88)

  2. Congenital malformations of the nervous system (Q00-Q07)
  3. Other congenital malformations of brain (Q04)

    Type 1cyclopia (Q87.0)

    Type 1macrocephaly (Q75.3)

  4. Megalencephaly (Q04.5)

Includes

  1. Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  2. Congenital malformations of the nervous system (Q00-Q07)
  3. Other congenital malformations of brain (Q04)
  4. Megalencephaly (Q04.5)