C11.9

Billable
ChapterC00–D49
Ranksubcategory
Official Description

Malignant neoplasm of nasopharynx, unspecified

Metadata & Insights
  • Billable/specific code (valid for reimbursement).
  • Chapter 2: Neoplasms (C00-D49).

Instructional Notes

Includes
  • Malignant neoplasm of nasopharyngeal wall NOS
General instructions are available for the parent sections:

Clinical Hierarchy

BillableHas subcodes
CH2Neoplasms (C00-D49)
C00-C14Malignant neoplasms of lip, oral cavity and pharynx (C00-C14)
C11Malignant neoplasm of nasopharynx
C11.9Malignant neoplasm of nasopharynx, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to C11.9:

categoryC11
Malignant neoplasm of nasopharynx
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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