C05.9

ICD-10Billable

Malignant neoplasm of palate, unspecified

Official ICD-10-CM descriptor (FY2026)

Malignant neoplasm of palate, unspecified

C05.9 is valid for submission on a claim — CMS flags it as a billable, specific code.

Inclusion terms

Malignant neoplasm of roof of mouth

Related codes in C05

C05.0Malignant neoplasm of hard palate
C05.1Malignant neoplasm of soft palate
C05.2Malignant neoplasm of uvula
C05.8Malignant neoplasm of overlapping sites of palate

Where this code sits

Chapter: 2. Neoplasms (C00-D49)
Block: Malignant neoplasms of lip, oral cavity and pharynx (C00-C14)
Parent code: C05

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Source

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.