Billable / Specific Code
ICD-10-CM K35.890 is the diagnosis code for Other acute appendicitis without perforation or gangrene. This code falls under the section "Diseases of appendix" 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 K35.890 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, K35.890 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
K35.890 is the ICD-10-CM diagnosis code for "Other acute appendicitis without perforation or gangrene". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of K35.890 is K35.89 ("Other acute appendicitis"). K35.890 provides a more specific classification within this category.
K35.890 is located in Section K35-K38 — "Diseases of appendix" within Chapter 11 of the ICD-10-CM Tabular List.
Use K35.890 when the patients documented diagnosis matches "Other acute appendicitis without perforation or gangrene" 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 Other acute appendicitis without perforation or gangrene is K35.890.
Yes, K35.890 can be used as a primary diagnosis code since it is billable and specific.
K35.890 is in Chapter 11 of the ICD-10-CM Tabular List.
Yes, K35.890 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.