J42 Billable Code
Unspecified chronic bronchitis
Effective From: 10/01/2016
Chapter Classification
Chapter 10
Diseases of the respiratory system (J00-J99)
Section Detail
J40-J4A
Chronic lower respiratory diseases (J40-J4A)
Coding Guidelines & Notes
excludes1
- bronchiolitis obliterans and bronchiolitis obliterans syndrome (J44.81)
- chronic asthmatic bronchitis (J44.-)
- chronic bronchitis with airways obstruction (J44.-)
- chronic emphysematous bronchitis (J44.-)
- chronic obstructive pulmonary disease NOS (J44.9)
- simple and mucopurulent chronic bronchitis (J41.-)
useAdditionalCode
- code to identify:
- exposure to environmental tobacco smoke (Z77.22)
- exposure to tobacco smoke in the perinatal period (P96.81)
- history of tobacco dependence (Z87.891)
- occupational exposure to environmental tobacco smoke (Z57.31)
- tobacco dependence (F17.-)
- tobacco use (Z72.0)
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