J21.9 – Acute bronchiolitis, unspecified
Coding Notes
Active
Billable, valid for HIPAA-covered transactions
Type 1 Excludes
chronic bronchiolitis (J44.-)
Applicable To
Bronchiolitis (acute)
GEM Conversion to ICD-9 CM
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Sibling Codes
Parent Sibling Codes
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| Code | Title |
|---|---|
| J00-J99 | Diseases of the respiratory system (J00-J99) |
| J20-J22 | Other acute lower respiratory infections (J20-J22) |
| J21 | Acute bronchiolitis |
| J21.9 |
Acute bronchiolitis, unspecified
Type 1 Excludes
chronic bronchiolitis (J44.-)
Applicable to
Bronchiolitis (acute)
|