J45 Asthma
ICD-10-CM category J45 sits in Chapter 10 (Diseases of the respiratory system, J00-J99). It contains 18 billable codes 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.
Subcategories
J45.2 Mild intermittent asthmaJ45.3 Mild persistent asthmaJ45.4 Moderate persistent asthmaJ45.5 Severe persistent asthmaJ45.9 Other and unspecified asthmaJ45.90 Unspecified asthmaJ45.99 Other asthma
Billable codes in J45
| Code | Description |
|---|---|
J45.20 | Mild intermittent asthma, uncomplicated |
J45.21 | Mild intermittent asthma with (acute) exacerbation |
J45.22 | Mild intermittent asthma with status asthmaticus |
J45.30 | Mild persistent asthma, uncomplicated |
J45.31 | Mild persistent asthma with (acute) exacerbation |
J45.32 | Mild persistent asthma with status asthmaticus |
J45.40 | Moderate persistent asthma, uncomplicated |
J45.41 | Moderate persistent asthma with (acute) exacerbation |
J45.42 | Moderate persistent asthma with status asthmaticus |
J45.50 | Severe persistent asthma, uncomplicated |
J45.51 | Severe persistent asthma with (acute) exacerbation |
J45.52 | Severe persistent asthma with status asthmaticus |
J45.901 | Unspecified asthma with (acute) exacerbation |
J45.902 | Unspecified asthma with status asthmaticus |
J45.909 | Unspecified asthma, uncomplicated |
J45.990 | Exercise induced bronchospasm |
J45.991 | Cough variant asthma |
J45.998 | Other asthma |
Search within ICD-10-CM for J45 and related codes
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