C31
Non-billableMalignant neoplasm of accessory sinuses
Malignant neoplasm of accessory sinuses
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- malignant neoplasm of middle ear
Child Codes (6)
C31.0Malignant neoplasm of maxillary sinus
C31.1Malignant neoplasm of ethmoidal sinus
C31.2Malignant neoplasm of frontal sinus
C31.3Malignant neoplasm of sphenoid sinus
C31.8Malignant neoplasm of overlapping sites of accessory sinuses
C31.9Malignant neoplasm of accessory sinus, unspecified
Also Known As / Clinical Terms
UMLS
- Malignant Accessory Sinus NeoplasmC0153474
- Malignant Accessory Sinus TumorC0153474
- Malignant Neoplasm of Accessory SinusC0153474
- Malignant Neoplasm of Paranasal SinusC0153474
- Malignant Neoplasm of the Accessory SinusC0153474
- Malignant Neoplasm of the Paranasal SinusC0153474
- Malignant Paranasal Sinus NeoplasmC0153474
- Malignant Paranasal Sinus TumorC0153474
- Malignant Tumor of Accessory SinusC0153474
- Malignant Tumor of Paranasal SinusC0153474
- Malignant Tumor of the Accessory SinusC0153474
- Malignant Tumor of the Paranasal SinusC0153474
- Malignant neoplasm of accessory sinus, unspecifiedC0153474
- Malignant neoplasm of accessory sinusesC0153474
- Malignant neoplasm of nasal sinusC0153474
- Malignant neoplasm of nasal sinus (disorder)C0153474
- Malignant tumor of nasal sinusC0153474
- Malignant tumour of nasal sinusC0153474
- Nasal sinus cancerC0153474
- cancer nasal sinusC0153474
- nasal sinus cancerC0153474
Frequently Asked Questions
What is ICD-10 code C31?
ICD-10-CM code C31 represents "Malignant neoplasm of accessory sinuses". It is a non-billable header code — use a more specific child code for billing purposes.
Is C31 a billable code?
No, C31 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 6 child codes under C31.
What chapter is C31 in?
C31 is in Chapter 2: Neoplasms (codes C00-D49).
What codes cannot be used with C31?
C31 has Excludes1 notes indicating codes that cannot be used together with it, including: mesothelioma (C45.-).
What are the subcategories under C31?
C31 has 6 child codes, including: C31.0 (Malignant neoplasm of maxillary sinus), C31.1 (Malignant neoplasm of ethmoidal sinus), C31.2 (Malignant neoplasm of frontal sinus), C31.3 (Malignant neoplasm of sphenoid sinus), and 2 more.
What are the UMLS CUIs for C31?
C31 is linked to 1 UMLS Concept Unique Identifier: C0153474. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.