K91 — Intraoperative and postprocedural complications and disorders of digestive system, not elsewhere classified
Not billable
Is K91 billable?
No — K91 is a non-billable header code. K91 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 24 billable codes beneath K91.
Billable codes under this header
- K91.0Vomiting following gastrointestinal surgery
- K91.1Postgastric surgery syndromes
- K91.2Postsurgical malabsorption, not elsewhere classified
- K91.5Postcholecystectomy syndrome
- K91.30Postprocedural intestinal obstruction, unspecified as to partial versus complete
- K91.31Postprocedural partial intestinal obstruction
- K91.32Postprocedural complete intestinal obstruction
- K91.61Intraoperative hemorrhage and hematoma of a digestive system organ or structure complicating a digestive system procedure
- K91.62Intraoperative hemorrhage and hematoma of a digestive system organ or structure complicating other procedure
- K91.71Accidental puncture and laceration of a digestive system organ or structure during a digestive system procedure
- K91.72Accidental puncture and laceration of a digestive system organ or structure during other procedure
- K91.81Other intraoperative complications of digestive system
- K91.82Postprocedural hepatic failure
- K91.83Postprocedural hepatorenal syndrome
- K91.86Retained cholelithiasis following cholecystectomy
- K91.89Other postprocedural complications and disorders of digestive system
- K91.840Postprocedural hemorrhage of a digestive system organ or structure following a digestive system procedure
- K91.841Postprocedural hemorrhage of a digestive system organ or structure following other procedure
- K91.850Pouchitis
- K91.858Other complications of intestinal pouch
- 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
- K91.873Postprocedural seroma of a digestive system organ or structure following other procedure
K91 at a glance
| Code | K91 |
|---|---|
| Description | Intraoperative and postprocedural complications and disorders of digestive system, not elsewhere classified |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Excludes2 — not included here
The conditions below are not part of K91, but a patient may have both at the same time. When documentation supports it, K91 and the excluded code may both be reported.
Excludes2 — not included here — inherited from Chapter 11
The conditions below are not part of K91, but a patient may have both at the same time. When documentation supports it, K91 and the excluded code may both be reported.
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
What codes fall under K91? (8)
- K91.0Vomiting following gastrointestinal surgery
- K91.1Postgastric surgery syndromes
- K91.2Postsurgical malabsorption, not elsewhere classified
- K91.3Postprocedural intestinal obstructionnot billable
- K91.5Postcholecystectomy syndrome
- K91.6Intraoperative hemorrhage and hematoma of a digestive system organ or structure complicating a procedurenot billable
- K91.7Accidental puncture and laceration of a digestive system organ or structure during a procedurenot billable
- K91.8Other intraoperative and postprocedural complications and disorders of digestive systemnot billable
How long has K91 existed?
K91 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.