Is T84.051 a billable ICD-10-CM code?

No. T84.051 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does T84.051 sit in the tabular list?

Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Complications of surgical and medical care, not elsewhere classified (T80-T88).

T84.051

T84.051 — Periprosthetic osteolysis of internal prosthetic left hip joint

Non-billable headerICD-10-CMleft

T84.051 is a non-billable header ICD-10-CM code for periprosthetic osteolysis of internal prosthetic left hip joint. It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.

This code requires a 7th character

The appropriate 7th character is to be added to each code from category T84

A: initial encounter
D: subsequent encounter
S: sequela

Excludes2 inherited from the categories above T84.051

Also inherited, and the opposite of Excludes1: these conditions are not part of T84.051, but a patient can have both, so you may code both.

Written on T84 — Complications of internal orthopedic prosthetic devices, implants and grafts

failure and rejection of transplanted organs and tissues (T86.-)
fracture of bone following insertion of orthopedic implant, joint prosthesis or bone plate (M96.6)

Risk adjustment

T84.051 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Code history

T84.051 has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.

Code to one of these instead T84.051

3 child codes. Green means billable.

Related codes at this level

Codes that share T84.05. If T84.051 is not quite right, the correct code is usually one of these.

Questions about T84.051

Is T84.051 a billable ICD-10-CM code?: No. T84.051 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does T84.051 sit in the tabular list?: Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Complications of surgical and medical care, not elsewhere classified (T80-T88).