J42 - Unspecified chronic bronchitis

Code

J42 - Unspecified chronic bronchitis
[Billable]

Includes

  • Chronic bronchitis NOS
  • Chronic tracheitis
  • Chronic tracheobronchitis

Use Additional Code

  • 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)

Not Coded Here

  • 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.-)

Code Tree

J00-J99 - Diseases of the respiratory system
  • J40-J4A - Chronic lower respiratory diseases
    • J40 - Bronchitis, not specified as acute or chronic
    • J41 - Simple and mucopurulent chronic bronchitis
    • J42 - Unspecified chronic bronchitis
    • J43 - Emphysema
    • J44 - Other chronic obstructive pulmonary disease
    • J4A - Chronic lung allograft dysfunction
    • J45 - Asthma
    • J47 - Bronchiectasis