K91.873 — Postprocedural seroma of a digestive system organ or structure following other procedure
K91.873 is a billable, specific ICD-10-CM code for postprocedural seroma of a digestive system organ or structure following other procedure. It is valid for submission on a claim.
Excludes2 inherited from the categories above K91.873
Also inherited, and the opposite of Excludes1: these conditions are not part of K91.873, but a patient can have both, so you may code both.
Written on K91 — Intraoperative and postprocedural complications and disorders of digestive system, not elsewhere classified
Risk adjustment
K91.873 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
K91.873 is named in 5 Medicare coverage policies — 5 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A56389Billing and Coding: Upper Gastrointestinal Endoscopy and Visualization
- A56421Billing and Coding: CT of the Abdomen and Pelvis
- A56632Billing and Coding: Colonoscopy/Sigmoidoscopy/Proctosigmoidoscopy
- A56775Billing and Coding: Magnetic Resonance Angiography
How K91.873 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 K91.873.
- Complication›postprocedural›seroma›digestive system›following procedure on other organ
Code history
K91.873 has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.
Related codes at this level
Codes that share K91.87. If K91.873 is not quite right, the correct code is usually one of these.
- K91.870Postprocedural hematoma of a digestive system organ or structure following a digestive system procedure
- K91.871Postprocedural hematoma of a digestive system organ or structure following other procedure
- K91.872Postprocedural seroma of a digestive system organ or structure following a digestive system procedure
Questions about K91.873
- Is K91.873 a billable ICD-10-CM code?
- Yes. K91.873 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does K91.873 sit in the tabular list?
- Diseases of the digestive system (K00-K95), in the block Other diseases of the digestive system (K90-K95).