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ICD-10-CM Current in FY 2027

B01.12

Varicella myelitis

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

Hierarchy

Where B01.12 sits in the official hierarchy. Each level is the code it is classified under.

  1. B01 Varicella [chickenpox]
  2. B01.1 Parent Varicella encephalitis, myelitis and encephalomyelitis
  3. B01.12 This code Varicella myelitis

Official Coding Notes

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

Inclusion Terms

Postchickenpox myelitis

Version History

How B01.12 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Varicella myelitis

  2. FY 2026 Effective

    Unchanged

    Varicella myelitis

Related Codes

Other codes under B01.1

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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