Asthma - J45

Category Includes

allergic (predominantly) asthma
allergic bronchitis NOS
allergic rhinitis with asthma
atopic asthma
extrinsic allergic asthma
hay fever with asthma
idiosyncratic asthma
intrinsic nonallergic asthma
nonallergic asthma

Use Additional

code to identify:
eosinophilic asthma (J82.83)
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)

Type 1 Excludes

detergent asthma (J69.8)
miner's asthma (J60)
wheezing NOS (R06.2)
wood asthma (J67.8)

Type 2 Excludes

asthma with chronic obstructive pulmonary disease (J44.9)
chronic asthmatic (obstructive) bronchitis (J44.9)
chronic obstructive asthma (J44.9)

Codes

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