---
title: "ICD-10-CM K59.04: Chronic idiopathic constipation | BillingBrief"
description: "ICD-10-CM code K59.04: Chronic idiopathic constipation. Category, related codes, and the official source, in plain English."
canonical: "https://billingbrief.com/icd10/k59.04/"
language: "en"
---

# K59.04 Chronic idiopathic constipation

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

**Official ICD-10-CM description:** Chronic idiopathic constipation

## Related codes

-   [`K59.00` Constipation, unspecified ICD-10-CM](https://billingbrief.com/icd10/k59.00/)
-   [`K59.01` Slow transit constipation ICD-10-CM](https://billingbrief.com/icd10/k59.01/)
-   [`K59.02` Outlet dysfunction constipation ICD-10-CM](https://billingbrief.com/icd10/k59.02/)
-   [`K59.03` Drug induced constipation ICD-10-CM](https://billingbrief.com/icd10/k59.03/)
-   [`K59.09` Other constipation ICD-10-CM](https://billingbrief.com/icd10/k59.09/)
-   [`K59.1` Functional diarrhea ICD-10-CM](https://billingbrief.com/icd10/k59.1/)
-   [`K59.2` Neurogenic bowel, not elsewhere classified ICD-10-CM](https://billingbrief.com/icd10/k59.2/)
-   [`K59.31` Toxic megacolon ICD-10-CM](https://billingbrief.com/icd10/k59.31/)

## Common questions

### Is K59.04 a billable code?

Yes. K59.04 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

K59 Other functional intestinal disorders

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/).