T81.321 — Disruption or dehiscence of closure of internal operation (surgical) wound of abdominal wall muscle or fascia
T81.321 is a non-billable header ICD-10-CM code for disruption or dehiscence of closure of internal operation (surgical) wound of abdominal wall muscle or fascia. 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 T81
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Risk adjustment
T81.321 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 T81.321 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 T81.321.
- Burst stitches or sutures›internal operation wound›abdominal wall muscle or fascia
- Dehiscence›closure of›abdominal wall muscle or fascia
- Disruption›closure of›abdominal wall muscle or fascia
- Dehiscence›operation wound NEC›internal operation wound›abdominal wall muscle or fascia
- Disruption›wound›operation›internal operation wound›abdominal wall muscle or fascia
Code to one of these instead T81.321
3 child codes. Green means billable.
- T81.321ADisruption or dehiscence of closure of internal operation (surgical) wound of abdominal wall muscle or fascia, initial encounter
- T81.321DDisruption or dehiscence of closure of internal operation (surgical) wound of abdominal wall muscle or fascia, subsequent encounter
- T81.321SDisruption or dehiscence of closure of internal operation (surgical) wound of abdominal wall muscle or fascia, sequela
Related codes at this level
Codes that share T81.32. If T81.321 is not quite right, the correct code is usually one of these.
Questions about T81.321
- Is T81.321 a billable ICD-10-CM code?
- No. T81.321 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does T81.321 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).