C11.0

ICD-10Billable

Malignant neoplasm of superior wall of nasopharynx

Official ICD-10-CM descriptor (FY2026)

Malignant neoplasm of superior wall of nasopharynx

C11.0 is valid for submission on a claim — CMS flags it as a billable, specific code.

Inclusion terms

  • Malignant neoplasm of roof of nasopharynx

Related codes in C11

Where this code sits

Parent code
C11

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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.

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