Is T40.8X a billable code?
No. T40.8X is a header code that groups 12 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
T40.8X: Poisoning by and adverse effect of lysergide [LSD]
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
T40.8X groups related diagnoses under poisoning by and adverse effect of lysergide [lsd]. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under T40.8X
- T40.8X1APoisoning by lysergide [LSD], accidental (unintentional), initial encounter
- T40.8X1DPoisoning by lysergide [LSD], accidental (unintentional), subsequent encounter
- T40.8X1SPoisoning by lysergide [LSD], accidental (unintentional), sequela
- T40.8X2APoisoning by lysergide [LSD], intentional self-harm, initial encounter
- T40.8X2DPoisoning by lysergide [LSD], intentional self-harm, subsequent encounter
- T40.8X2SPoisoning by lysergide [LSD], intentional self-harm, sequela
- T40.8X3APoisoning by lysergide [LSD], assault, initial encounter
- T40.8X3DPoisoning by lysergide [LSD], assault, subsequent encounter
- T40.8X3SPoisoning by lysergide [LSD], assault, sequela
- T40.8X4APoisoning by lysergide [LSD], undetermined, initial encounter
- T40.8X4DPoisoning by lysergide [LSD], undetermined, subsequent encounter
- T40.8X4SPoisoning by lysergide [LSD], undetermined, sequela
T40.8X questions
What does T40.8X mean?
T40.8X is the ICD-10-CM code for Poisoning by and adverse effect of lysergide [LSD]. It is in chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.