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C31.9 Malignant neoplasm of accessory sinus, unspecified
BackC31Malignant neoplasm of accessory sinusesCategory6 →C31.0Malignant neoplasm of maxillary sinusCategoryC31.1Malignant neoplasm of ethmoidal sinusCategoryC31.2Malignant neoplasm of frontal sinusCategoryC31.3Malignant neoplasm of sphenoid sinusCategoryC31.8Malignant neoplasm of overlapping sites of accessory sinusesCategoryC31.9Malignant neoplasm of accessory sinus, unspecifiedCategory
CategoryCODABLE
C31.9
Malignant neoplasm of accessory sinus, unspecified
- Chapter
- II · Neoplasms
- Section
- C30-C39
- Valid from
Source
CMS ICD-10-CM Tabular List, edition FY2026.