ICD-10-CM>K00-K95>K35-K38>K38K38Other diseases of appendixNon-Billable/Non-SpecificCodesK38.0Hyperplasia of appendixK38.1Appendicular concretionsK38.2Diverticulum of appendixK38.3Fistula of appendixK38.8Other specified diseases of appendixK38.9Disease of appendix, unspecified