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Diagnosis Code

C11.3 MALIGNANT NEOPLASM OF ANTERIOR WALL OF NASOPHARYNX


Code Information

Diagnosis Code: C11.3

Short Description: Malignant neoplasm of anterior wall of nasopharynx

Long Description: Malignant neoplasm of anterior wall of nasopharynx

The code C11.3 is VALID for claim submission

Code Classification:

  • Neoplasms (C00–D49)
    • Malignant neoplasms of lip, oral cavity and pharynx (C00-C14)
      • Malignant neoplasm of nasopharynx (C11)
        • C11.3 Malignant neoplasm of anterior wall of nasopharynx

Code Version: 2022 ICD-10-CM


Synonyms

  • Malignant neoplasm of floor of nasopharynx
  • Malignant tumor of anterior wall of nasopharynx
  • Malignant tumor of posterior margin of nasal septum and choanae
  • Neoplasm of anterior wall of nasopharynx
  • Neoplasm of anterior wall of nasopharynx
  • Neoplasm of anterior wall of nasopharynx
  • Primary malignant neoplasm of anterior wall of nasopharynx
  • Primary squamous cell carcinomas of anterior wall of nasopharynx
  • Tumor of nasopharyngeal floor
  • Tumor of posterior margin of nasal septum and choanae

References to Index of Diseases and Injuries

The code C11.3 has the following ICD-10-CM references to the Index of Diseases and Injuries
  • Inclusion Terms:
    • Malignant neoplasm of floor of nasopharynx
    • Malignant neoplasm of nasopharyngeal (anterior) (posterior) surface of soft palate
    • Malignant neoplasm of posterior margin of nasal choana
    • Malignant neoplasm of posterior margin of nasal septum

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
C11.3 Right Arrow 147.3 Mal neo ant nasopharynx

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
C11 Malignant neoplasm of nasopharynx
C11.0 Malignant neoplasm of superior wall of nasopharynx
C11.1 Malignant neoplasm of posterior wall of nasopharynx
C11.2 Malignant neoplasm of lateral wall of nasopharynx
C11.8 Malignant neoplasm of overlapping sites of nasopharynx
C11.9 Malignant neoplasm of nasopharynx, unspecified

This page was last updated on: 10/1/2023

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