C06.9
BillableMalignant neoplasm of mouth, unspecified
Malignant neoplasm of mouth, unspecified
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Malignant neoplasm of minor salivary gland, unspecified site
- Malignant neoplasm of oral cavity NOS
Use Additional Code
Additional codes that should follow this code
Related Codes(4)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(141)
SNOMED CT
- Neoplasm of minor salivary gland126798006
- Tumor of minor salivary gland126798006
- Tumour of minor salivary gland126798006
- Squamous cell carcinoma of mouth307502000
- Malignant neoplasm of minor salivary gland363485006
- Malignant tumor of minor salivary gland363485006
- Malignant tumour of minor salivary gland363485006
- Cancer of oral cavity363505006
- Malignant neoplasm of mouth363505006
- Malignant neoplasm of oral cavity363505006
- Malignant tumor of mouth363505006
- Malignant tumor of oral cavity363505006
- Malignant tumour of mouth363505006
- Malignant tumour of oral cavity363505006
- Mouth cancer363505006
- Primary malignant neoplasm of minor salivary gland372000001
- Primary malignant neoplasm of oral cavity372001002
- Snuff dipper's cancer403889000
- Verrucous carcinoma of oral cavity403889000
- Malignant melanoma of oral cavity403926005
- Primary rhabdomyosarcoma of oral cavity722509001
- Primary squamous cell carcinoma of oral cavity733343005
- Malignant melanoma of mucous membrane783736003
- Neoplasm of oral cavity and lip and salivary gland1163347004
- Tumor of oral cavity and lip and salivary gland1163347004
- Tumour of oral cavity and lip and salivary gland1163347004
- Malignant neoplasm of oral cavity and lip and salivary gland1163357003
- Malignant tumor of oral cavity and lip and salivary gland1163357003
- Malignant tumour of oral cavity and lip and salivary gland1163357003
- Kaposi sarcoma of internal part of mouth1217617009
- Kaposi's sarcoma of internal part of mouth1217617009
- Oral Kaposi sarcoma1217617009
- Oral Kaposi's sarcoma1217617009
- Primary snuff dipper's cancer1259549005
- Primary verrucous carcinoma of oral cavity1259549005
- Primary verrucous epidermoid carcinoma1259555000
- Primary verrucous squamous cell carcinoma1259555000
- Primary malignant melanoma of oral mucous membrane1344908008
- Primary rhabdomyosarcoma of head687821000119104
UMLS
- Cancer of MouthC0153381
- Cancer of oral cavityC0153381
- Cancer of the MouthC0153381
- Cancer, MouthC0153381
- Cancer, OralC0153381
- Cancers, MouthC0153381
- Cancers, OralC0153381
- Malignant Lip and Oral Cavity NeoplasmC0153381
- Malignant Mouth NeoplasmC0153381
- Malignant Mouth TumorC0153381
- Malignant Neoplasm of MouthC0153381
- Malignant Neoplasm of the MouthC0153381
- Malignant Oral Cavity NeoplasmC0153381
- Malignant Oral Cavity TumorC0153381
- Malignant Oral NeoplasmC0153381
- Malignant Tumor of MouthC0153381
- Malignant Tumor of the MouthC0153381
- Malignant neoplasm of mouthC0153381
- Malignant neoplasm of mouth, unspecifiedC0153381
- Malignant neoplasm of oral cavityC0153381
- Malignant neoplasm of oral cavity (disorder)C0153381
- Malignant neoplasm of oral cavity NOSC0153381
- Malignant oral cavity neoplasmsC0153381
- Malignant tumor of mouthC0153381
- Malignant tumor of oral cavityC0153381
- Malignant tumour of mouthC0153381
- Malignant tumour of oral cavityC0153381
- Mouth CancerC0153381
- Mouth CancersC0153381
- Mouth cancerC0153381
- Oral CancerC0153381
- Oral CancersC0153381
- Oral neoplasm malignantC0153381
- cancer of mouthC0153381
- cancer of the mouthC0153381
- mouth cancerC0153381
- mouth cancersC0153381
- oral cancerC0153381
- oral cancersC0153381
- oral cavity cancerC0153381
- Malignant neoplasm of minor salivary gland, unspecified siteC0864852
Clinical Terms
- Malignant tumor of oral cavity
- Malignant neoplasm of oral cavity (disorder)
- Primary verrucous squamous cell carcinoma
- Malignant Mouth Neoplasm
- Oral Cancer
- Cancer, Oral
- Tumor of oral cavity and lip and salivary gland
- Primary squamous cell carcinoma of oral cavity
- Malignant Lip and Oral Cavity Neoplasm
- Malignant tumor of minor salivary gland
- Neoplasm of oral cavity and lip and salivary gland
- Primary verrucous epidermoid carcinoma
- cancer of mouth
- Malignant neoplasm of minor salivary gland
- Primary malignant neoplasm of oral cavity
- Mouth Cancers
- Malignant Tumor of Mouth
- Oral Kaposi's sarcoma
- oral cancers
- Malignant tumour of oral cavity
- Malignant Oral Cavity Neoplasm
- Cancer of the Mouth
- mouth cancer
- Cancers, Oral
- Malignant tumour of mouth
- Primary rhabdomyosarcoma of head
- Primary malignant neoplasm of minor salivary gland
- Malignant Mouth Tumor
- Tumor of minor salivary gland
- Cancers, Mouth
- Malignant oral cavity neoplasms
- Malignant neoplasm of minor salivary gland, unspecified site
- Malignant neoplasm of oral cavity and lip and salivary gland
- Malignant tumor of oral cavity and lip and salivary gland
- Snuff dipper's cancer
- Malignant tumour of minor salivary gland
- Cancer of oral cavity
- Oral neoplasm malignant
- Kaposi's sarcoma of internal part of mouth
- Tumour of minor salivary gland
- Primary verrucous carcinoma of oral cavity
- Kaposi sarcoma of internal part of mouth
- Neoplasm of minor salivary gland
- Malignant neoplasm of oral cavity NOS
- Malignant melanoma of mucous membrane
- Squamous cell carcinoma of mouth
- Verrucous carcinoma of oral cavity
- Primary rhabdomyosarcoma of oral cavity
- Primary snuff dipper's cancer
- Malignant melanoma of oral cavity
- Malignant neoplasm of oral cavity
- Malignant Neoplasm of the Mouth
- Primary malignant melanoma of oral mucous membrane
- Malignant Oral Cavity Tumor
- Malignant Oral Neoplasm
- Tumour of oral cavity and lip and salivary gland
- Cancer, Mouth
- Oral Kaposi sarcoma
- Malignant Tumor of the Mouth
- Malignant tumour of oral cavity and lip and salivary gland
- oral cavity cancer
Frequently Asked Questions
What is the ICD-10 code for malignant neoplasm of mouth, unspecified?
The ICD-10-CM code for malignant neoplasm of mouth, unspecified is C06.9. The full clinical description is "Malignant neoplasm of mouth, unspecified". C06.9 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code C06.9 mean?
ICD-10-CM code C06.9 represents “Malignant neoplasm of mouth, unspecified”. It is classified under Chapter 2: Neoplasms and is a billable/specific code that can be used on a claim.
Is C06.9 a billable code?
Yes, C06.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is C06.9 in?
C06.9 is in Chapter 2: Neoplasms (codes C00-D49).
Are additional codes required with C06.9?
Yes, when using C06.9, also report: ; alcohol abuse and dependence (F10.-); history of tobacco dependence (Z87.891); tobacco dependence (F17.-); tobacco use (Z72.0).
What SNOMED CT codes does C06.9 map to?
C06.9 maps to 18 SNOMED CT concepts: 363505006, 1217617009, 783736003, 403926005, 363485006, and 13 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for C06.9?
C06.9 is linked to 2 UMLS Concept Unique Identifiers: C0153381, C0864852. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does C06.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like malignant neoplasm of mouth, unspecified affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of C06.9?
C06.9 maps to the ICD-11 code: 2B66.Z (Malignant neoplasms of other or unspecified parts of mouth, unspecified).
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
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.