T44.8X5Header code — not billable

Adverse effect of centrally-acting and adrenergic-neuron-blocking agents

Short description: Adverse effect of centr-acting/adren-neurn-block agnt

Chapter
19. Injury, poisoning and certain other consequences of external causes
Category
T44
Effective date
October 1, 2026

Related codes in category T44

Frequently asked questions

What is ICD-10 code T44.8X5?

T44.8X5 is an ICD-10-CM diagnosis code for Adverse effect of centrally-acting and adrenergic-neuron-blocking agents.

Is T44.8X5 a billable code?

No. T44.8X5 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is T44.8X5 in?

T44.8X5 falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did T44.8X5 become effective?

T44.8X5 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to T44.8X5?

T44.8X5 belongs to category T44, which includes 12 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.