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2. ICD-10 Codes
3. Chapter - K00-K95
4. Section - K50-K52
5. Category - K50
6. K50.1

K50.1 - Crohn's disease of large intestine

• Applicable to Crohn's disease of large intestine
• The 2025 edition of ICD10-CM K50.1 became effective on October 1, 2024.
• This is the American ICD10-CM version of K50.1 - other international versions of ICD10 K50.1 may differ.
• K50.1 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• K50.1 Code should not be used for billing or reimbursement purposes as there are multiple ICD-10 CM codes below it that contain a greater level of detail.

• Crohn's disease [regional enteritis] of colon
• Crohn's disease [regional enteritis] of large bowel
• Crohn's disease [regional enteritis] of rectum
• Granulomatous colitis
• Regional colitis

Type 1 Excludes

• Crohn's disease of both small and large intestine (K50.8)

The following codes above K50.1 contain annotation back-references that may be applicable to K50.1:

• Chapter: K00-K95 - Diseases of the digestive system
• Section: K50-K52 - Noninfective enteritis and colitis
• Category: K50 - Crohn's disease [regional enteritis]

Browse other similar CM codes:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.