Category J21
Non-Billable Category
FY2027 Dataset
J21: Acute bronchiolitis
Parent Chapter: Chapter 10: Diseases of the respiratory system
Notice on Coding Specificity: Category J21 is a 3-character heading and cannot be reported directly on healthcare claims. You must assign one of the specific child codes listed below.
Specific Child Codes in Category J21
| Code | Official Descriptor | Status | Action |
|---|---|---|---|
| J21.0 | Acute bronchiolitis due to respiratory syncytial virus | Billable Code | View Code |
| J21.1 | Acute bronchiolitis due to human metapneumovirus | Billable Code | View Code |
| J21.8 | Acute bronchiolitis due to other specified organisms | Billable Code | View Code |
| J21.9 | Acute bronchiolitis, unspecified | Billable Code | View Code |
| J21 | Acute bronchiolitis | Non-Billable | View Code |