ICD-10-CM › C00-D49 › C00-C14 › C codes › C11

C11

Malignant neoplasm of nasopharynx

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2016 onwards. It has never been valid for submission on its own.

Submit one of these 6 more specific codes instead:

  • 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
  • C11.3 Malignant neoplasm of anterior wall of nasopharynx
  • C11.8 Malignant neoplasm of overlapping sites of nasopharynx
  • C11.9 Malignant neoplasm of nasopharynx, unspecified

What has happened to this code

Every change the publisher made, from 2012 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

  1. FY2012 Added to the draft code set draft Malignant neoplasm of nasopharynx

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

This code

Use additional code

  • code to identify:
  • exposure to environmental tobacco smoke (Z77.22)
  • exposure to tobacco smoke in the perinatal period (P96.81)
  • history of tobacco dependence (Z87.891)
  • occupational exposure to environmental tobacco smoke (Z57.31)
  • tobacco dependence (F17.-)
  • tobacco use (Z72.0)