C31.2 MALIGNANT NEOPLASM OF FRONTAL SINUS

Home > ICD-10 List > Neoplasms > Malignant neoplasms of respiratory and intrathoracic organs (C30-C39) > Malignant neoplasm of accessory sinuses (C31) > C31.2

Code Information

Diagnosis Code: C31.2

Short Description: Malignant neoplasm of frontal sinus

Long Description: Malignant neoplasm of frontal sinus

The code C31.2 is VALID for claim submission

Code Classification:

Neoplasms (C00–D49)
- Malignant neoplasms of respiratory and intrathoracic organs (C30-C39)
  - Malignant neoplasm of accessory sinuses (C31)
    - C31.2 Malignant neoplasm of frontal sinus

Code Version: 2022 ICD-10-CM

Synonyms

Adenocarcinoma of accessory sinus
Adenocarcinoma of accessory sinus
Adenocarcinoma of frontal sinus
Carcinoma of frontal sinus
Malignant melanoma of accessory sinus
Malignant melanoma of frontal sinus
Malignant tumor of frontal sinus
Primary adenocarcinoma of accessory sinus
Primary adenocarcinoma of frontal sinus
Primary carcinoma of frontal sinus
Primary malignant neoplasm of frontal sinus
Primary squamous cell carcinoma of accessory sinus
Primary squamous cell carcinoma of frontal sinus
Squamous cell carcinoma of frontal sinus

Crosswalk Information

ICD-10 Code		ICD-9 Code	ICD-9 Description
C31.2		160.4	Malig neo frontal sinus

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
C31	Malignant neoplasm of accessory sinuses
C31.0	Malignant neoplasm of maxillary sinus
C31.1	Malignant neoplasm of ethmoidal sinus
C31.3	Malignant neoplasm of sphenoid sinus
C31.8	Malignant neoplasm of overlapping sites of accessory sinuses
C31.9	Malignant neoplasm of accessory sinus, unspecified

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

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