T40.696ABillable

Underdosing of other narcotics, initial encounter

Chapter
19. Injury, poisoning and certain other consequences of external causes
Category
T40
Effective date
October 1, 2026

Related codes in category T40

Frequently asked questions

What is ICD-10 code T40.696A?

T40.696A is an ICD-10-CM diagnosis code for Underdosing of other narcotics, initial encounter.

Is T40.696A a billable code?

Yes. T40.696A is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is T40.696A in?

T40.696A falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did T40.696A become effective?

T40.696A has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to T40.696A?

T40.696A belongs to category T40, 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.