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J21.9 Acute bronchiolitis, unspecified
BackJ21Acute bronchiolitisCategory4 →J21.0Acute bronchiolitis due to respiratory syncytial virusCategoryJ21.1Acute bronchiolitis due to human metapneumovirusCategoryJ21.8Acute bronchiolitis due to other specified organismsCategoryJ21.9Acute bronchiolitis, unspecifiedCategory
CategoryCODABLE
J21.9
Acute bronchiolitis, unspecified
EXAMPLES
Bronchiolitis (acute)
EXCLUDES
Excludes1: chronic bronchiolitis (J44.89)
- Chapter
- X · Diseases of the respiratory system
- Section
- J20-J22
- Valid from
Source
CMS ICD-10-CM Tabular List, edition FY2026.