T38.3X1 Poisoning by insulin and oral hypoglycemic [antidiabetic] drugs, accidental (unintentional)
The ICD-10-CM code for Poisoning by insulin and oral hypoglycemic [antidiabetic] drugs, accidental (unintentional) is T38.3X1 (FY2026). It is a billable, claim-ready diagnosis code.
Classification
- Section
- T36-T50: Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50)
- Category T38
- 102 codes (78 billable)
- FY2026 Status
- Stable since FY2024
Inclusion Terms
- Poisoning by insulin and oral hypoglycemic [antidiabetic] drugs NOS
Official Coding Guidelines
Insulin pump failure—overdose sequencing(b) Overdose of insulin due to insulin pump failure The principal or first-listed code for an encounter due to an insulin pump malfunction resulting in an overdose of insulin, should also be T85.6-, Mechanical complication of other specified internal and external prosthetic devices, implants and grafts, followed by code T38.3X1-, Poisoning by insulin and oral hypoglycemic [antidiabetic] drugs, accidental (unintentional).
Sequence blood vessel/nerve injury first (fragment)injury is to the blood vessels or nerves, that injury should be sequenced first.
Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026