K13.6
ICD-10BillableIrritative hyperplasia of oral mucosa
Official ICD-10-CM descriptor (FY2026)
Irritative hyperplasia of oral mucosa
K13.6 is valid for submission on a claim — CMS flags it as a billable, specific code.
Excludes2
Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.
- irritative hyperplasia of edentulous ridge [denture hyperplasia] (K06.2)
Related codes in K13
Where this code sits
- Parent code
- K13
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.