J40
Bronchitis, not specified as acute or chronic
Chronic lower respiratory diseases (J40-J4A)
Chapter 10: Diseases of the respiratory system (J00-J99)
50 codes in this range
J41
Simple and mucopurulent chronic bronchitis
J41.0
Simple chronic bronchitis
J41.1
Mucopurulent chronic bronchitis
J41.8
Mixed simple and mucopurulent chronic bronchitis
J42
Unspecified chronic bronchitis
J43
Emphysema
J43.0
Unilateral pulmonary emphysema [MacLeod's syndrome]
J43.1
Panlobular emphysema
J43.2
Centrilobular emphysema
J43.8
Other emphysema
J43.9
Emphysema, unspecified
J44
Other chronic obstructive pulmonary disease
J44.0
Chronic obstructive pulmonary disease with (acute) lower respiratory infection
J44.1
Chronic obstructive pulmonary disease with (acute) exacerbation
J44.8
Other specified chronic obstructive pulmonary disease
J44.81
Bronchiolitis obliterans and bronchiolitis obliterans syndrome
J44.89
Other specified chronic obstructive pulmonary disease
J44.9
Chronic obstructive pulmonary disease, unspecified
J45
Asthma
J45.2
Mild intermittent asthma
J45.20
Mild intermittent asthma, uncomplicated
J45.21
Mild intermittent asthma with (acute) exacerbation
J45.22
Mild intermittent asthma with status asthmaticus
J45.3
Mild persistent asthma
J45.30
Mild persistent asthma, uncomplicated
J45.31
Mild persistent asthma with (acute) exacerbation
J45.32
Mild persistent asthma with status asthmaticus
J45.4
Moderate persistent asthma
J45.40
Moderate persistent asthma, uncomplicated
J45.41
Moderate persistent asthma with (acute) exacerbation
J45.42
Moderate persistent asthma with status asthmaticus
J45.5
Severe persistent asthma
J45.50
Severe persistent asthma, uncomplicated
J45.51
Severe persistent asthma with (acute) exacerbation
J45.52
Severe persistent asthma with status asthmaticus
J45.9
Other and unspecified asthma
J45.90
Unspecified asthma
J45.901
Unspecified asthma with (acute) exacerbation
J45.902
Unspecified asthma with status asthmaticus
J45.909
Unspecified asthma, uncomplicated
J45.99
Other asthma
J45.990
Exercise induced bronchospasm
J45.991
Cough variant asthma
J45.998
Other asthma
J47
Bronchiectasis
J47.0
Bronchiectasis with acute lower respiratory infection
J47.1
Bronchiectasis with (acute) exacerbation
J47.9
Bronchiectasis, uncomplicated
J4A
Chronic lung allograft dysfunction