Asthma ICD-11 Codes
All ICD-11 diagnosis codes for asthma
Asthma in ICD-11 is classified under CA23. ICD-11 simplifies asthma coding compared to ICD-10, with allergic asthma (CA23.0), non-allergic asthma (CA23.1), and other specified or unspecified asthma types. Severity and exacerbation status use extension codes.
Primary Codes
These are the main ICD-11 codes for asthma. Click any code to see all child codes and details.
Specific Codes (16)
More specific ICD-11 codes for asthma.
CA23.0Allergic asthma
CA23.00Allergic asthma with exacerbation
CA23.01Allergic asthma with status asthmaticus
CA23.02Allergic asthma, uncomplicated
CA23.1Non-allergic asthma
CA23.10Non-allergic asthma with exacerbation
CA23.11Non-allergic asthma with status asthmaticus
CA23.12Non-allergic asthma, uncomplicated
CA23.2Other specified forms of asthma or bronchospasm
CA23.20Aspirin-induced asthma
CA23.21Exercise-induced bronchospasm
CA23.22Cough variant asthma
CA23.3Unspecified asthma
CA23.30Unspecified asthma with exacerbation
CA23.31Unspecified asthma with status asthmaticus
CA23.32Unspecified asthma, uncomplicated
Frequently Asked Questions
What is the ICD-11 code for asthma?
The primary ICD-11 code for asthma is CA23. There are 17 total codes related to asthma in the ICD-11 classification.
How many ICD-11 codes are there for asthma?
There are 17 ICD-11 codes related to asthma. The primary codes are CA23, with additional specific codes for subtypes and complications.
What is the ICD-11 equivalent of ICD-10 asthma codes?
The ICD-11 equivalent codes for asthma are CA23. Note that ICD-10 and ICD-11 do not always have one-to-one mappings. Use the ICD-10 to ICD-11 crosswalk tool for exact code conversions.
What are other names for asthma in ICD-11?
Asthma may also be referred to as: asthma, bronchial asthma, reactive airway disease, wheezing. The same ICD-11 codes apply regardless of which clinical term is used in the documentation.
Should I use ICD-10 or ICD-11 codes for asthma?
The choice between ICD-10 and ICD-11 depends on your country and regulatory requirements. The United States currently uses ICD-10-CM for clinical billing, while ICD-11 is the WHO standard adopted by many countries starting from 2022. Use our crosswalk tools to convert between systems.
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