Category: J42 - Unspecified chronic bronchitis

 Chapter Notes

 Section Notes

 J42

Unspecified chronic bronchitis

Chronic bronchitis NOS

Chronic tracheitis

Chronic tracheobronchitis

Code also, if applicable, chronic respiratory conditions due to chemicals, gases, fumes and vapors (J68.4)

Use additional 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)

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.-)