T84.039Header code — not billable

Mechanical loosening of unspecified internal prosthetic joint

Short description: Mechanical loosening of unsp internal prosthetic joint

Chapter
19. Injury, poisoning and certain other consequences of external causes
Category
T84
Effective date
October 1, 2026

Related codes in category T84

Frequently asked questions

What is ICD-10 code T84.039?

T84.039 is an ICD-10-CM diagnosis code for Mechanical loosening of unspecified internal prosthetic joint.

Is T84.039 a billable code?

No. T84.039 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 T84.039 in?

T84.039 falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did T84.039 become effective?

T84.039 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to T84.039?

T84.039 belongs to category T84, 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.