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ICD-10-CM category K50: Crohn's disease [regional enteritis]

Category K50 is a heading in chapter 11 (Diseases of the digestive system (K00-K95)), section Noninfective enteritis and colitis (K50-K52). It is not billable; report one of the 28 complete codes below.

Notes that apply to every K50 code

Includes
  • granulomatous enteritis
Excludes1 (never coded together)
  • ulcerative colitis (K51.-)
Use additional code
  • code to identify any associated fistulas, if applicable:
  • anal fistula (K60.3-)
  • anorectal fistula (K60.5-)
  • rectal fistula (K60.4-)
  • code to identify manifestations, such as:
  • pyoderma gangrenosum (L88)

Billable codes in K50

Billable FY2027 ICD-10-CM codes in category K50
CodeDescription
K50.00Crohn's disease of small intestine without complications
K50.011Crohn's disease of small intestine with rectal bleeding
K50.012Crohn's disease of small intestine with intestinal obstruction
K50.013Crohn's disease of small intestine with fistula
K50.014Crohn's disease of small intestine with abscess
K50.018Crohn's disease of small intestine with other complication
K50.019Crohn's disease of small intestine with unspecified complications
K50.10Crohn's disease of large intestine without complications
K50.111Crohn's disease of large intestine with rectal bleeding
K50.112Crohn's disease of large intestine with intestinal obstruction
K50.113Crohn's disease of large intestine with fistula
K50.114Crohn's disease of large intestine with abscess
K50.118Crohn's disease of large intestine with other complication
K50.119Crohn's disease of large intestine with unspecified complications
K50.80Crohn's disease of both small and large intestine without complications
K50.811Crohn's disease of both small and large intestine with rectal bleeding
K50.812Crohn's disease of both small and large intestine with intestinal obstruction
K50.813Crohn's disease of both small and large intestine with fistula
K50.814Crohn's disease of both small and large intestine with abscess
K50.818Crohn's disease of both small and large intestine with other complication
K50.819Crohn's disease of both small and large intestine with unspecified complications
K50.90Crohn's disease, unspecified, without complications
K50.911Crohn's disease, unspecified, with rectal bleeding
K50.912Crohn's disease, unspecified, with intestinal obstruction
K50.913Crohn's disease, unspecified, with fistula
K50.914Crohn's disease, unspecified, with abscess
K50.918Crohn's disease, unspecified, with other complication
K50.919Crohn's disease, unspecified, with unspecified complications

Sources

Every figure on this page is taken from the CMS publications below, as released by the Centers for Medicare & Medicaid Services. Projection built 2026-10-10. Verify against the primary file before billing or contracting decisions. The reference methodology explains how each figure is computed from these files.

Codes from the FY2027 ICD-10-CM files (all chapters). Report the code that matches the documentation and the Official Guidelines; this list is not coding advice.