ICD-10-CM
ICD-10 code for Necrosis, necrotic (ischemic) brain: I67.89
The ICD-10-CM index points "Necrosis, necrotic (ischemic) brain" to I67.89, Other cerebrovascular disease. I67.89 is a billable code.
Source: CDC ICD-10-CM FY2027 Alphabetic Index file dated June 16, 2026. Publisher page
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