T38.804Header code — not billable

Poisoning by unspecified hormones and synthetic substitutes, undetermined

Short description: Poisoning by unsp hormones and synthetic substitutes, undet

Chapter
19. Injury, poisoning and certain other consequences of external causes
Category
T38
Effective date
October 1, 2026

Related codes in category T38

Frequently asked questions

What is ICD-10 code T38.804?

T38.804 is an ICD-10-CM diagnosis code for Poisoning by unspecified hormones and synthetic substitutes, undetermined.

Is T38.804 a billable code?

No. T38.804 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 T38.804 in?

T38.804 falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did T38.804 become effective?

T38.804 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to T38.804?

T38.804 belongs to category T38, 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.