ICD-10-CM · Category
Q04 — Other congenital malformations of brain
Chapter Q00-Q99: Congenital malformations, deformations and chromosomal abnormalities
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Q04.0Congenital malformations of corpus callosumQ04.1ArhinencephalyQ04.2HoloprosencephalyQ04.3Other reduction deformities of brainQ04.4Septo-optic dysplasia of brainQ04.5MegalencephalyQ04.6Congenital cerebral cystsQ04.8Other specified congenital malformations of brainQ04.9Congenital malformation of brain, unspecified
Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗