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ICD-10-CM Current in FY 2027

Q03

Congenital hydrocephalus

Release
FY 2027
Effective
Official source (opens in a new tab)

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files.

Includes

hydrocephalus in newborn

Excludes1

Arnold-Chiari syndrome, type II ( Q07.0- )

Excludes1

acquired hydrocephalus ( G91 .-)

Excludes1

hydrocephalus due to congenital toxoplasmosis ( P37.1 )

Excludes1

hydrocephalus with spina bifida (Q05.0-Q05.4)

More Specific Codes

4 codes under Q03

Version History

How Q03 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Congenital hydrocephalus

  2. FY 2026 Effective

    Unchanged

    Congenital hydrocephalus

Related Codes

Codes whose official notes reference Q03

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

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