ICD-10-CM Diagnosis Code K38.9
Diagnosis Code: K38.9 (Raw: K389)
Description: Disease of appendix, unspecified
Classification: International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM)
Fiscal Year: 2026
CMS Section 111 Status: Valid for reporting.
Overview & Clinical Details
ICD-10-CM code K38.9 is designated for Disease of appendix, unspecified. In medical documentation and insurance billing, this code is utilized to specify medical diagnosis for patient records, reimbursement workflows, and compliance under CMS Section 111 mandatory insurer reporting guidelines.