Is T85.621 a billable ICD-10-CM code?

No. T85.621 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does T85.621 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).

What cannot be coded together with T85.621?

T85.621 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.

T85.621

T85.621 — Displacement of intraperitoneal dialysis catheter

Non-billable headerICD-10-CM

T85.621 is a non-billable header ICD-10-CM code for displacement of intraperitoneal dialysis catheter. 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

Excludes1 — never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

mechanical complication of vascular dialysis catheter (T82.4-)

Risk adjustment

T85.621 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.

How T85.621 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to T85.621.

Complication›catheter NEC›intraperitoneal dialysis›mechanical›displacement
Complication›catheter NEC›intraperitoneal dialysis›mechanical›malposition
Displacement, displaced›device, implant or graft›catheter NEC›dialysis›intraperitoneal
Malposition›device, implant or graft›catheter NEC›dialysis›intraperitoneal

Code to one of these instead T85.621

3 child codes. Green means billable.

Related codes at this level

Codes that share T85.62. If T85.621 is not quite right, the correct code is usually one of these.

Questions about T85.621

Is T85.621 a billable ICD-10-CM code?: No. T85.621 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does T85.621 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).
What cannot be coded together with T85.621?: T85.621 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.