K52.9
ICD-10BillableNoninfective gastroenteritis and colitis, unspecified
Official ICD-10-CM descriptor (FY2026)
Noninfective gastroenteritis and colitis, unspecified
K52.9 is valid for submission on a claim — CMS flags it as a billable, specific code.
Inclusion terms
- Colitis NOS
- Enteritis NOS
- Gastroenteritis NOS
- Ileitis NOS
- Jejunitis NOS
- Sigmoiditis NOS
Excludes1
Not coded here. An Excludes1 code should never be reported at the same time as the code above it.
- diarrhea NOS (R19.7)
- functional diarrhea (K59.1)
- infectious gastroenteritis and colitis NOS (A09)
- neonatal diarrhea (noninfective) (P78.3)
- psychogenic diarrhea (F45.8)
Related codes in K52
Where this code sits
- Parent code
- K52
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.