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C04 - Malignant neoplasm of floor of mouth


The ICD 10 Code for Malignant neoplasm of floor of mouth is listed as C04.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: C04
Description: Malignant neoplasm of floor of mouth
  • Use additional code to identify:
  • alcohol abuse and dependence (F10.-)
  • history of tobacco use (Z87.891)
  • tobacco dependence (F17.-)
  • tobacco use (Z72.0)
Chapter Neoplasms (C00-D49)
ICD-10-CM Children (deeper level / typically more specific) of C04:
C04.0 - Malignant neoplasm of anterior floor of mouth
C04.1 - Malignant neoplasm of lateral floor of mouth
C04.8 - Malignant neoplasm of overlapping sites of floor of mouth
C04.9 - Malignant neoplasm of floor of mouth, unspecified