Asthma ICD-11 Codes

All ICD-11 diagnosis codes for asthma

asthmabronchial asthmareactive airway diseasewheezing

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.

Total Codes

17

Primary Codes

1

ICD-10 Equivalent

View ICD-10 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.

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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