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K58

Non-billable

Irritable bowel syndrome

K58 is the ICD-10-CM code for Irritable bowel syndrome. It is a non-billable category code — use a more specific child code such as K58.0 for billing.

Status
Header (non-billable)
Chapter
K00-K95
Subcodes
5
Edition
FY2026

K00-K95 Diseases of the digestive system

Includes

  • •irritable colon
  • •spastic colon

Frequently asked questions

What is ICD-10 code K58?
K58 is the ICD-10-CM code for "Irritable bowel syndrome". It falls under K00-K95 Diseases of the digestive system.
Is K58 a billable code?
No — K58 is a non-billable header code. Use a more specific child code (such as K58.0) for billing.
What are the subcodes of K58?
K58 has 5 more specific child codes, including K58.0, K58.1, K58.2.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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