ICD-10-CM > J00-J99 > J40-J4A > J45 > J45.3 J45.3 Mild persistent asthma Non-Billable/Non-Specific Codes J45.30Mild persistent asthma, uncomplicatedJ45.31Mild persistent asthma with (acute) exacerbationJ45.32Mild persistent asthma with status asthmaticus