T46.1X

T46.1X: Poisoning by, adverse effect of and underdosing of calcium-channel blockers

Non-billable headerICD-10-CM

T46.1X is a non-billable header ICD-10-CM code for poisoning by, adverse effect of and underdosing of calcium-channel blockers. 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 T46

A: initial encounter
D: subsequent encounter
S: sequela

Excludes1 inherited from the categories above T46.1X

A category’s note binds every code beneath it.

Written on T46: Poisoning by, adverse effect of and underdosing of agents primarily affecting the cardiovascular system

poisoning by, adverse effect of and underdosing of metaraminol (T44.4)

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 T46.1X

6 child codes. Green means billable.