T81.320D — Disruption or dehiscence of gastrointestinal tract anastomosis, repair, or closure, subsequent encounter
T81.320D is a billable, specific ICD-10-CM code for disruption or dehiscence of gastrointestinal tract anastomosis, repair, or closure, subsequent encounter. It is valid for submission on a claim.
7th character "D" — subsequent encounter
The appropriate 7th character is to be added to each code from category T81
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Risk adjustment
T81.320D 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.
Medicare coverage
T81.320D is named in 9 Medicare coverage policies — 9 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A53057Billing and Coding: Home Health Occupational Therapy
- A53058Billing and Coding: Home Health Physical Therapy
- A53064Billing and Coding: Outpatient Occupational Therapy
- A53065Billing and Coding: Outpatient Physical Therapy
Code history
What changed, and when. Derived by diffing consecutive CMS release files — which matters when you are defending a code assigned under an earlier edition.
- addedFY2024-FY2026
Disruption or dehiscence of gastrointestinal tract anastomosis, repair, or closure, subsequent encounter
Related codes at this level
Codes that share T81.320. If T81.320D is not quite right, the correct code is usually one of these.
Questions about T81.320D
- Is T81.320D a billable ICD-10-CM code?
- Yes. T81.320D is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does T81.320D 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).