Billable / Specific Code
ICD-10-CM K51.913 is the diagnosis code for Ulcerative colitis, unspecified with fistula. This code falls under the section "Noninfective enteritis and colitis" within Chapter 11 — Diseases of the digestive system (K00-K95). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.
Understanding where K51.913 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, K51.913 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
K51.913 is the ICD-10-CM diagnosis code for "Ulcerative colitis, unspecified with fistula". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of K51.913 is K51.91 ("Ulcerative colitis, unspecified, with complications"). K51.913 provides a more specific classification within this category.
K51.913 is located in Section K50-K52 — "Noninfective enteritis and colitis" within Chapter 11 of the ICD-10-CM Tabular List.
Use K51.913 when the patients documented diagnosis matches "Ulcerative colitis, unspecified with fistula" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Ulcerative colitis, unspecified with fistula is K51.913.
Yes, K51.913 can be used as a primary diagnosis code since it is billable and specific.
K51.913 is in Chapter 11 of the ICD-10-CM Tabular List.
Yes, K51.913 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.