J44 Other chronic obstructive pulmonary disease

Category / Non-billable header 6 subcodes

Block: Chronic lower respiratory diseases (J40-J4B)

Includes

  • asthma with chronic obstructive pulmonary disease
  • chronic asthmatic (obstructive) bronchitis
  • chronic bronchitis with airway obstruction
  • chronic bronchitis with emphysema
  • chronic emphysematous bronchitis
  • chronic obstructive asthma
  • chronic obstructive bronchitis
  • chronic obstructive tracheobronchitis

Excludes 2 (not included here)

  • bronchiectasis (J47.-)
  • chronic bronchitis NOS (J42)
  • chronic simple and mucopurulent bronchitis (J41.-)
  • chronic tracheitis (J42)
  • chronic tracheobronchitis (J42)
  • emphysema without chronic bronchitis (J43.-)

Code Also

  • type of asthma, if applicable (J45.-)

Subcodes

Each subcode links to a detail page with full clinical annotations.

Code Description Billable
J44..0 Chronic obstructive pulmonary disease with (acute) lower respiratory infection Yes
J44..1 Chronic obstructive pulmonary disease with (acute) exacerbation Yes
J44..8 Other specified chronic obstructive pulmonary disease No
J44..81 Bronchiolitis obliterans and bronchiolitis obliterans syndrome Yes
J44..89 Other specified chronic obstructive pulmonary disease Yes
J44..9 Chronic obstructive pulmonary disease, unspecified Yes

Last reviewed: September 2026