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ICD-10-CM Current in FY 2027

J21.0

Acute bronchiolitis due to respiratory syncytial virus

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

Hierarchy

Where J21.0 sits in the official hierarchy. Each level is the code it is classified under.

  1. J21 Parent Acute bronchiolitis
  2. J21.0 This code Acute bronchiolitis due to respiratory syncytial virus

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.

Includes

acute bronchiolitis with bronchospasm

Inherited from J21 — Acute bronchiolitis

Inclusion Terms

Acute bronchiolitis due to RSV

Excludes2

respiratory bronchiolitis interstitial lung disease ( J84.115 )

Inherited from J21 — Acute bronchiolitis

Version History

How J21.0 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Acute bronchiolitis due to respiratory syncytial virus

  2. FY 2026 Effective

    Unchanged

    Acute bronchiolitis due to respiratory syncytial virus

Related Codes

Other codes under J21

Codes whose official notes reference J21.0

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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