J45.31

✓ Billable

Mild persistent asthma with (acute) exacerbation

Diseases of the respiratory system (J00-J99)

✅ No additional coding notes for J45.31

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Code Information

CodeJ45.31

BillableYes

ParentJ45.3

CategoryDiseases of the respiratory system (J00-J99)

Excludes10 rule(s)

Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)