J42 Unspecified chronic bronchitis
ICD-10-CM category J42 sits in Chapter 10 (Diseases of the respiratory system, J00-J99). It contains 1 billable code for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.
The category code
J42 itself is billable for FY2027: no more specific code exists under it.Billable codes in J42
| Code | Description |
|---|---|
J42 | Unspecified chronic bronchitis |
Search within ICD-10-CM for J42 and related codes
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