T40.49
Non-billablePoisoning by, adverse effect of and underdosing of other synthetic narcotics
T40.49 is the ICD-10-CM code for Poisoning by, adverse effect of and underdosing of other synthetic narcotics. It is a non-billable category code — use a more specific child code such as T40.491 for billing.
S00-T88 Injury, poisoning and certain other consequences of external causes
No additional coding notes for this code.
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
Look up another ICD-10 code or condition