X78.9Header code — not billable

Intentional self-harm by unspecified sharp object

Chapter
20. External causes of morbidity
Category
X78
Effective date
October 1, 2026

Related codes in category X78

Frequently asked questions

What is ICD-10 code X78.9?

X78.9 is an ICD-10-CM diagnosis code for Intentional self-harm by unspecified sharp object.

Is X78.9 a billable code?

No. X78.9 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 X78.9 in?

X78.9 falls under Chapter 20: External causes of morbidity.

When did X78.9 become effective?

X78.9 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to X78.9?

X78.9 belongs to category X78, 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.