Is K38 a billable code?
No. K38 is a header code that groups 6 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
K38: Other diseases of appendix
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
K38 groups related diagnoses under other diseases of appendix. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
K38 questions
What does K38 mean?
K38 is the ICD-10-CM code for Other diseases of appendix. It is in chapter 11, Diseases of the digestive system (K00-K95).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.