K50.0 Crohn's disease of small intestine

⚠ Non-Billable ICD-10-CM 2026
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The ICD-10-CM code for Crohn's disease of small intestine is K50.0 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Section
K50-K52: Noninfective enteritis and colitis (K50-K52)
Category K50
37 codes (28 billable)
FY2026 Status
Stable since FY2024
Excludes1
Not coded here. These conditions should NOT be coded together with K50.0.
  • Crohn's disease of both small and large intestine (K50.8-)

Inclusion Terms

  • Crohn's disease [regional enteritis] of duodenum
  • Crohn's disease [regional enteritis] of ileum
  • Crohn's disease [regional enteritis] of jejunum
  • Regional ileitis
  • Terminal ileitis

Official Coding Guidelines

Chapter 11 reserved for future expansion

11. Chapter 11: Diseases of the Digestive System (K00-K95) Reserved for future guideline expansion

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.11

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

Related Codes

Parent Code

K50 Crohn's disease [regional enteritis]

More Specific Codes

Related Codes in K50

Search all 70,000+ ICD-10-CM codes →
Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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