ICD-10-CM Book 2025 Edition

Chapters ICD-10-CM Book Table of Content /
chapter 10 J00-J99 Diseases of the respiratory system /
J40-J4A Chronic lower respiratory diseases /
J45 Asthma

  Billable ICD-10-CM Code J45.909
J45.909
Unspecified asthma, uncomplicated
Asthma NOS
excludes2
lung diseases due to external agents (J60-J70)