Is T37.8X a billable code?
No. T37.8X is a header code that groups 18 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
T37.8X: Poisoning by, adverse effect of and underdosing of other specified systemic anti-infectives and antiparasitics
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
T37.8X groups related diagnoses under poisoning by, adverse effect of and underdosing of other specified systemic anti-infectives and antiparasitics. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under T37.8X
- T37.8X1APoisoning by other specified systemic anti-infectives and antiparasitics, accidental (unintentional), initial encounter
- T37.8X1DPoisoning by other specified systemic anti-infectives and antiparasitics, accidental (unintentional), subsequent encounter
- T37.8X1SPoisoning by other specified systemic anti-infectives and antiparasitics, accidental (unintentional), sequela
- T37.8X2APoisoning by other specified systemic anti-infectives and antiparasitics, intentional self-harm, initial encounter
- T37.8X2DPoisoning by other specified systemic anti-infectives and antiparasitics, intentional self-harm, subsequent encounter
- T37.8X2SPoisoning by other specified systemic anti-infectives and antiparasitics, intentional self-harm, sequela
- T37.8X3APoisoning by other specified systemic anti-infectives and antiparasitics, assault, initial encounter
- T37.8X3DPoisoning by other specified systemic anti-infectives and antiparasitics, assault, subsequent encounter
- T37.8X3SPoisoning by other specified systemic anti-infectives and antiparasitics, assault, sequela
- T37.8X4APoisoning by other specified systemic anti-infectives and antiparasitics, undetermined, initial encounter
- T37.8X4DPoisoning by other specified systemic anti-infectives and antiparasitics, undetermined, subsequent encounter
- T37.8X4SPoisoning by other specified systemic anti-infectives and antiparasitics, undetermined, sequela
- T37.8X5AAdverse effect of other specified systemic anti-infectives and antiparasitics, initial encounter
- T37.8X5DAdverse effect of other specified systemic anti-infectives and antiparasitics, subsequent encounter
- T37.8X5SAdverse effect of other specified systemic anti-infectives and antiparasitics, sequela
- T37.8X6AUnderdosing of other specified systemic anti-infectives and antiparasitics, initial encounter
- T37.8X6DUnderdosing of other specified systemic anti-infectives and antiparasitics, subsequent encounter
- T37.8X6SUnderdosing of other specified systemic anti-infectives and antiparasitics, sequela
T37.8X questions
What does T37.8X mean?
T37.8X is the ICD-10-CM code for Poisoning by, adverse effect of and underdosing of other specified systemic anti-infectives and antiparasitics. 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.