T37.5X1

T37.5X1: Poisoning by antiviral drugs, accidental (unintentional)

Non-billable headerICD-10-CM

T37.5X1 is a non-billable header ICD-10-CM code for poisoning by antiviral drugs, accidental (unintentional). It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.

This code requires a 7th character

The appropriate 7th character is to be added to each code from category T37

A: initial encounter
D: subsequent encounter
S: sequela

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

Poisoning by antiviral drugs NOS

Excludes1 inherited from the categories above T37.5X1

A category’s note binds every code beneath it.

Written on T37.5: Poisoning by, adverse effect of and underdosing of antiviral drugs

amantadine (T42.8-)
cytarabine (T45.1-)

Written on T37: Poisoning by, adverse effect of and underdosing of other systemic anti-infectives and antiparasitics

anti-infectives topically used for ear, nose and throat (T49.6-)
anti-infectives topically used for eye (T49.5-)
locally applied anti-infectives NEC (T49.0-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead T37.5X1

3 child codes. Green means billable.