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ICD-10-CM Current in FY 2027

Q07.01

Arnold-Chiari syndrome with spina bifida

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

Hierarchy

Where Q07.01 sits in the official hierarchy. Each level is the code it is classified under.

  1. Q07 Other congenital malformations of nervous system
  2. Q07.0 Parent Arnold-Chiari syndrome
  3. Q07.01 This code Arnold-Chiari syndrome with spina bifida

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

Excludes1

Arnold-Chiari syndrome, type III ( Q01 .-)

Inherited from Q07.0 — Arnold-Chiari syndrome

Excludes1

Arnold-Chiari syndrome, type IV ( Q04.8 )

Inherited from Q07.0 — Arnold-Chiari syndrome

Excludes2

congenital central alveolar hypoventilation syndrome ( G47.35 )

Inherited from Q07 — Other congenital malformations of nervous system

Excludes2

familial dysautonomia [Riley-Day] ( G90.1 )

Inherited from Q07 — Other congenital malformations of nervous system

Excludes2

neurofibromatosis (nonmalignant) ( Q85.0- )

Inherited from Q07 — Other congenital malformations of nervous system

Version History

How Q07.01 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Arnold-Chiari syndrome with spina bifida

  2. FY 2026 Effective

    Unchanged

    Arnold-Chiari syndrome with spina bifida

Related Codes

Other codes under Q07.0

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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