ICD-10-CM Book 2025 Edition
Chapters ICD-10-CM Book Table of Content /
G89-G99 Other disorders of the nervous system /
Billable ICD-10-CM Code G92.9
G92.9
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Unspecified toxic encephalopathy 
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codeFirst
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poisoning due to drug or toxin, if applicable, (T36-T65 with fifth or sixth character 1-4) |
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useAdditionalCode
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code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5) |
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