ICD-10 Codes for Documenting Asthma

Providers need to understand the proper icd-10 codes to document asthma.

1. www.outsourcestrategies.com
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2. AccordingtotheAmericanAcademyofAllergyAsthma&
Immunology(AAAAI),asthmaisachronicdiseaseinvolvingthe
airwaysinthelungs.Airwaysarealwaysinflamedforthosewiththis
condition.Specialistssuchasallergistsorimmunologistsdiagnosing
andtreatingasthmacanrelyonmedicalcodingoutsourcingtomeet
thecomplexcodingtasks.

3. Conditions to be included while documenting asthma
Cause (exercise-induced, cough
variant, related to smoking, chemical
or particular cause, occupational)
Severity (mild persistent, moderate
persistent, severe persistent)
Temporal Factors (acute, chronic,
intermittent, persistent, status asthmaticus,
acute exacerbation)

4. Get Familiar with ICD 10 codes
ICD-10-CM combines both intrinsic and extrinsic into one category
Mild
asthma
Moderate and
severe asthma
Condition that cannot
be identified as mild,
moderate or severe
J45.2 Mild intermittent asthma
J45.3 Mild persistent asthma
J45.4 Moderate persistent asthma
J45.5 Severe persistent asthma
J45.99 Other asthma Or
J45.90 Unspecified asthma

5. Sub-categories
Threefurthersub-categoriesare-uncomplicated,withacute
exacerbationandstatusasthmaticus.
Uncomplicated
J45.20
Mild intermittent asthma, uncomplicated
J45.50 Severe persistent asthma, uncomplicated
Unspecified asthma, uncomplicatedJ45.909

6. Acute
Exacerbation
J45.21
Mild intermittentasthmawith (acute)
exacerbation
Mild persistentasthmawith (acute)
exacerbation
J45.31
J45.41
Moderate persistent asthma with (acute)
exacerbation
J45.51
Severe persistent asthma with (acute)
exacerbation
J45.901Unspecified asthma with (acute) exacerbation

7. Status
Asthmaticus
J45.22
J45.32
J45.42
J45.52
J45.902
Mild intermittent asthma with status
asthmaticus
Mild persistent asthma with status
asthmaticus
Mild persistent asthma with status
asthmaticus
Severe persistent asthma with status
asthmaticus
Unspecifiedasthmawithstatusasthma
ticus

8. Cause
While documenting the cause of asthma, common codes used include
Z77.22 Contact with and (suspected)
exposure to environmental tobacco
smoke (acute) (chronic)
P96.81 Exposure to (parental)
(environmental) tobacco smoke in
the perinatalperiod
Z87.891 Personal history of nicotine
dependence
F17.228 Nicotine dependence,
chewing tobacco, with other
nicotine-induced disorders
F17.298 Nicotine dependence,
other tobacco product, with other
nicotine-induced disorders
Z72.0 Tobacco use

9. CodesthatareexceptionsfromadiagnosisasJ45asthma
J67.8
J69.8
J82
J60
R06.2
Hypersensitivity pneumonitisdue to other organic
dusts (wood asthma)
Pneumonitisdue to inhalation of other solids
and liquids (detergent asthma)
Pulmonary eosinophilia, not elsewhere classified
(eosinophilicasthma)
Coal worker's pneumoconiosis (miner's asthma)
Wheezing

10. Other key things medical coders must note include
ThesetypesofasthmacannotbecombinedwithaJ45code
becausetheconditionscannotcoexist.
Chronicobstructiveasthma(J44.9)canbeincludedinthe
submittedcodebecausetheconditioncancoexistwithaJ45
code.
To code asthma that comes with a wide variety of potential choices,
it is crucial for coding specialists in hospitals and medical billing
companiesto have a clear idea of the structure and organization of
the ICD-10 code set.

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