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ICD-10-CM Current in FY 2027

B01.1

Varicella encephalitis, myelitis and encephalomyelitis

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

Hierarchy

Where B01.1 sits in the official hierarchy. Each level is the code it is classified under.

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

Official Coding Notes

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

Inclusion Terms

Postchickenpox encephalitis, myelitis and encephalomyelitis

More Specific Codes

2 codes under B01.1

Version History

How B01.1 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Varicella encephalitis, myelitis and encephalomyelitis

  2. FY 2026 Effective

    Unchanged

    Varicella encephalitis, myelitis and encephalomyelitis

Related Codes

Other codes under B01

Codes whose official notes reference 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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