J40 is the ICD-10 code for Bronchitis, not specified as acute or chronic. It is a three-character category that is not subdivided further. It belongs to the block J40–J47 (Chronic lower respiratory diseases) in Chapter X, Diseases of the respiratory system.
- Code type
- Category (3 characters)
- Chapter
- X · J00–J99
- Classification
- WHO ICD-10, 2019 version
What J40 includes
Conditions and terms that are coded here.
- Bronchitis:
- NOS
- catarrhal
- with tracheitis NOS
- Tracheobronchitis NOS
What J40 excludes
Conditions that look similar but belong under another code.
Coding notes
- Bronchitis not specified as acute or chronic in those under 15 years of age can be assumed to be of acute nature and should be classified to J20.-.
J40 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
J40Bronkit, inte specificerad som akut eller kronisk
- J40.9Bronkit, inte specificerad som akut eller kronisk
J40Bronkitt, ikke spesifisert som akutt eller kronisk
DJ40Bronkitis ikke specificeret som akut eller kronisk
- DJ409Bronkitis UNS
J40Keuhkoputkitulehdus jota ei ole määritetty akuutiksi eikä pitkäaikaiseksi
J40Bronchitis, nicht als akut oder chronisch bezeichnet
J40Bronchite, non précisée comme aiguë ou chronique
J40bronchitis, niet-gespecificeerd als acuut of chronisch
J40Bronchitis, not specified as acute or chronic
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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