K90.829 — Short bowel syndrome, unspecified
Is K90.829 billable?
Yes, but K90.829 is an unspecified code. K90.829 is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, K90.829 is an unspecified or catch-all code. Payers apply additional scrutiny to unspecified codes and many deny them when the medical record supports a more specific option, so check the documentation before selecting K90.829 — the more specific alternatives are listed below.
K90.829 at a glance
| Code | K90.829 |
|---|---|
| Description | Short bowel syndrome, unspecified |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does K90.829 group to?
K90.829 sits in MDC 06 and helps define the logic of 2 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 391Esophagitis, Gastroenteritis and Miscellaneous Digestive Disorders with MCCmedical
- 392Esophagitis, Gastroenteritis and Miscellaneous Digestive Disorders without MCCmedical
As a secondary diagnosis, K90.829 is a complication or comorbidity (CC), which can move a stay into a higher-paying DRG.
How is K90.829 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to K90.829. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Syndrome › short › bowel
Excludes1 — never code together — inherited from K90
The conditions below can never be reported together with K90.829 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- intestinal malabsorption following gastrointestinal surgery (K91.2)
Excludes1 — never code together — inherited from K90.82
The conditions below can never be reported together with K90.829 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- postsurgical malabsorption, not elsewhere classified (K91.2)
Excludes2 — not included here — inherited from Chapter 11
The conditions below are not part of K90.829, but a patient may have both at the same time. When documentation supports it, K90.829 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)
How long has K90.829 existed?
K90.829 first appears in FY2024.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.