Convert ICD-10 Code J40 to ICD-9

Source ICD-10 Code Target ICD-9 Code
J40
Bronchitis, not specified as acute or chronic
490
Bronchitis NOS

ICD-10 to ICD-9 crosswalk for code J40 - bronchitis, not specified as acute or chronic based on the most recent General Equivalence Mappings (GEMS) information.