T65.94
Billable codeToxic effect of unspecified substance, undetermined
The ICD-10 code for toxic effect of unspecified substance, undetermined is T65.94.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- T65.91Toxic effect of unspecified substance, accidental (unintentional)
- T65.92Toxic effect of unspecified substance, intentional self-harm
- T65.93Toxic effect of unspecified substance, assault
- T65.94Toxic effect of unspecified substance, undetermined