Is T85.89 a billable ICD-10-CM code?

No. T85.89 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does T85.89 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).

T85.89

T85.89 — Other specified complication of internal prosthetic devices, implants and grafts, not elsewhere classified

Non-billable headerICD-10-CM

T85.89 is a non-billable header ICD-10-CM code for other specified complication of internal prosthetic devices, implants and grafts, not elsewhere classified. 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 T85

A: initial encounter
D: subsequent encounter
S: sequela

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

Erosion or breakdown of subcutaneous device pocket

Excludes2 inherited from the categories above T85.89

Also inherited, and the opposite of Excludes1: these conditions are not part of T85.89, but a patient can have both, so you may code both.

Written on T85 — Complications of other internal prosthetic devices, implants and grafts

failure and rejection of transplanted organs and tissue (T86.-)

Risk adjustment

T85.89 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

T85.89 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 T85.89

2 child codes. Green means billable.

Related codes at this level

Codes that share T85.8. If T85.89 is not quite right, the correct code is usually one of these.

Questions about T85.89

Is T85.89 a billable ICD-10-CM code?: No. T85.89 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does T85.89 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).