I25.9 is the ICD-10 code for Chronic ischaemic heart disease, unspecified. It is a four-character subcategory of I25 (Chronic ischaemic heart disease), the most specific level in the WHO edition. It belongs to the block I20–I25 (Ischaemic heart diseases) in Chapter IX, Diseases of the circulatory system.
- Code type
- Subcategory (4 characters)
- Chapter
- IX · I00–I99
- Classification
- WHO ICD-10, 2019 version
What I25.9 includes
Conditions and terms that are coded here.
- Ischaemic heart disease (chronic) NOS
I25.9 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
I25.9Uspesifisert kronisk iskemisk hjertesykdom
DI259Kronisk iskæmisk hjertesygdom UNS
I25.9Määrittämätön iskeeminen sydänsairaus
I25.9Chronische ischämische Herzkrankheit, nicht näher bezeichnet
I25.9Cardiopathie ischémique chronique, sans précision
I25.9chronische ischemische-hartziekte, niet-gespecificeerd
I25.9Chronic ischemic heart disease, unspecified
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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