---
title: "ICD-10-CM K58.0: Irritable bowel syndrome with diarrhea | BillingBrief"
description: "ICD-10-CM code K58.0: Irritable bowel syndrome with diarrhea. Category, related codes, and the official source, in plain English."
canonical: "https://billingbrief.com/icd10/k58.0/"
language: "en"
---

# K58.0 Irritable bowel syndrome with diarrhea

ICD-10-CM · [CMS code reference](#source)

**Official ICD-10-CM description:** Irritable bowel syndrome with diarrhea

## Coding notes

From the ICD-10-CM FY2027 (effective October 1, 2026) tabular list. Notes on a parent code or category apply here too.

### Includes

-   irritable colon
-   spastic colon

## Related codes

-   [`K58.1` Irritable bowel syndrome with constipation ICD-10-CM](https://billingbrief.com/icd10/k58.1/)
-   [`K58.2` Mixed irritable bowel syndrome ICD-10-CM](https://billingbrief.com/icd10/k58.2/)
-   [`K58.8` Other irritable bowel syndrome ICD-10-CM](https://billingbrief.com/icd10/k58.8/)
-   [`K58.9` Irritable bowel syndrome, unspecified ICD-10-CM](https://billingbrief.com/icd10/k58.9/)

## Common questions

### Is K58.0 a billable code?

Yes. K58.0 is a billable ICD-10-CM code in the ICD-10-CM FY2027 (effective October 1, 2026) code set.

## From the source

Official description from [CMS](https://www.cms.gov/medicare/coding-billing/icd-10-codes).
ICD-10-CM FY2027 (effective October 1, 2026).

Code set

ICD-10-CM

Category

K58 Irritable bowel syndrome

Chapter

Diseases of the digestive system

Billable

Yes

Educational reference only. Not medical, legal, or billing advice. Always check the current official code set and payer policy before you bill. [About BillingBrief and our sources](https://billingbrief.com/about/).