ICD-10 diagnosis code

I63.9 Cerebral infarction, unspecified

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I63.9 is the ICD-10 code for Cerebral infarction, unspecified. It is a four-character subcategory of I63 (Cerebral infarction), the most specific level in the WHO edition. It belongs to the block I60–I69 (Cerebrovascular diseases) in Chapter IX, Diseases of the circulatory system.

Code type
Subcategory (4 characters)
Chapter
IX · I00–I99
Classification
WHO ICD-10, 2019 version

I63.9 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

NorwayICD-10-NO

I63.9Uspesifisert hjerneinfarkt

DenmarkICD-10-DK

DI639Hjerneinfarkt UNS

FinlandICD-10-FI

I63.9Määrittämätön aivoinfarkti

GermanyICD-10-GM

I63.9Hirninfarkt, nicht näher bezeichnet

FranceICD-10-FR

I63.9Infarctus cérébral, sans précision

NetherlandsICD-10-NL

I63.9cerebraal infarct, niet-gespecificeerd

United StatesICD-10-CM

I63.9Cerebral infarction, 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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