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Diagnosis Code

C04.9 MALIGNANT NEOPLASM OF FLOOR OF MOUTH, UNSPECIFIED


Code Information

Diagnosis Code: C04.9

Short Description: Malignant neoplasm of floor of mouth, unspecified

Long Description: Malignant neoplasm of floor of mouth, unspecified

The code C04.9 is VALID for claim submission

Code Classification:

  • Neoplasms (C00–D49)
    • Malignant neoplasms of lip, oral cavity and pharynx (C00-C14)
      • Malignant neoplasm of floor of mouth (C04)
        • C04.9 Malignant neoplasm of floor of mouth, unspecified

Code Version: 2022 ICD-10-CM


Synonyms

  • Carcinoma of floor of mouth
  • Malignant melanoma of floor of mouth
  • Malignant melanoma of oral cavity
  • Malignant tumor of floor of mouth
  • Primary malignant neoplasm of floor of mouth
  • Squamous cell carcinoma of floor of mouth

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
C04.9 Right Arrow 144.9 Mal neo mouth floor NOS

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
C04 Malignant neoplasm of floor of mouth
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

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

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