C09.9
BillableMalignant neoplasm of tonsil, unspecified
Malignant neoplasm of tonsil, unspecified
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Malignant neoplasm of tonsil NOS
- Malignant neoplasm of faucial tonsils
- Malignant neoplasm of palatine tonsils
Excludes 2
Conditions not included here, but the patient may have both
Use Additional Code
Additional codes that should follow this code
Related Codes(3)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(104)
SNOMED CT
- Primary malignant neoplasm of lateral wall of oropharynx93862005
- Primary malignant neoplasm of Waldeyer ring94144008
- Primary malignant neoplasm of Waldeyer's ring94144008
- Tonsil carcinoma274085008
- Cancer of tonsil363393007
- Malignant neoplasm of faucial tonsil363393007
- Malignant neoplasm of palatine tonsil363393007
- Malignant neoplasm of tonsil363393007
- Malignant tumor of faucial tonsil363393007
- Malignant tumor of palatine tonsil363393007
- Malignant tumor of tonsil363393007
- Malignant tumour of faucial tonsil363393007
- Malignant tumour of palatine tonsil363393007
- Malignant tumour of tonsil363393007
- Primary malignant neoplasm of tonsil372020000
- Primary squamous cell carcinoma of lateral wall of oropharynx707535004
- Primary squamous cell carcinoma of Waldeyer ring1197276007
- Primary squamous cell carcinoma of pharyngeal lymphoid ring1197276007
- Squamous cell carcinoma of lateral wall of oropharynx1254800007
- Primary tonsil carcinoma1259440007
- Primary squamous cell carcinoma of palatine tonsil18121000119104
UMLS
- Cancer of TonsilC0751560
- Cancer of the TonsilC0751560
- Cancer of tonsilC0751560
- Cancer, TonsilC0751560
- Cancer, TonsillarC0751560
- Cancers, TonsilC0751560
- Cancers, TonsillarC0751560
- Malignant Neoplasm of TonsilC0751560
- Malignant Neoplasm of the TonsilC0751560
- Malignant Tonsil NeoplasmC0751560
- Malignant Tonsil TumorC0751560
- Malignant Tonsillar NeoplasmC0751560
- Malignant Tonsillar TumorC0751560
- Malignant Tumor of TonsilC0751560
- Malignant Tumor of the TonsilC0751560
- Malignant neoplasm of faucial tonsilC0751560
- Malignant neoplasm of faucial tonsilsC0751560
- Malignant neoplasm of palatine tonsilC0751560
- Malignant neoplasm of palatine tonsil (disorder)C0751560
- Malignant neoplasm of palatine tonsilsC0751560
- Malignant neoplasm of tonsilC0751560
- Malignant neoplasm of tonsil NOSC0751560
- Malignant neoplasm of tonsil, unspecifiedC0751560
- Malignant tumor of faucial tonsilC0751560
- Malignant tumor of palatine tonsilC0751560
- Malignant tumor of tonsilC0751560
- Malignant tumour of faucial tonsilC0751560
- Malignant tumour of palatine tonsilC0751560
- Malignant tumour of tonsilC0751560
- Tonsil CancerC0751560
- Tonsil CancersC0751560
- Tonsil cancerC0751560
- Tonsillar CancerC0751560
- Tonsillar CancersC0751560
- cancer of the tonsilC0751560
- cancer of tonsilC0751560
- cancer tonsilC0751560
- cancer tonsilsC0751560
- of tonsil cancerC0751560
- tonsil cancerC0751560
- tonsillar cancerC0751560
Clinical Terms
- Cancers, Tonsil
- Cancer, Tonsillar
- Malignant Neoplasm of the Tonsil
- tonsil cancer
- Cancer of Tonsil
- Primary malignant neoplasm of tonsil
- Malignant neoplasm of palatine tonsil (disorder)
- cancer tonsils
- Primary squamous cell carcinoma of pharyngeal lymphoid ring
- Primary tonsil carcinoma
- Primary malignant neoplasm of lateral wall of oropharynx
- Malignant Tumor of the Tonsil
- Malignant tumour of tonsil
- Malignant Tumor of Tonsil
- Tonsil Cancers
- Malignant tumor of faucial tonsil
- Cancer of the Tonsil
- Cancers, Tonsillar
- Malignant Tonsil Neoplasm
- Malignant Tonsillar Neoplasm
- Malignant neoplasm of faucial tonsils
- Malignant neoplasm of faucial tonsil
- Primary squamous cell carcinoma of palatine tonsil
- of tonsil cancer
- Malignant neoplasm of tonsil NOS
- Primary squamous cell carcinoma of lateral wall of oropharynx
- Tonsillar Cancer
- cancer tonsil
- Primary malignant neoplasm of Waldeyer's ring
- Malignant tumor of palatine tonsil
- Squamous cell carcinoma of lateral wall of oropharynx
- Malignant tumour of faucial tonsil
- Malignant neoplasm of palatine tonsils
- Tonsillar Cancers
- Malignant Tonsillar Tumor
- Tonsil carcinoma
- Primary squamous cell carcinoma of Waldeyer ring
- Malignant Tonsil Tumor
- Malignant neoplasm of palatine tonsil
- Cancer, Tonsil
- Malignant tumour of palatine tonsil
- Primary malignant neoplasm of Waldeyer ring
Frequently Asked Questions
What is the ICD-10 code for malignant neoplasm of tonsil, unspecified?
The ICD-10-CM code for malignant neoplasm of tonsil, unspecified is C09.9. The full clinical description is "Malignant neoplasm of tonsil, unspecified". C09.9 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code C09.9 mean?
ICD-10-CM code C09.9 represents “Malignant neoplasm of tonsil, unspecified”. It is classified under Chapter 2: Neoplasms and is a billable/specific code that can be used on a claim.
Is C09.9 a billable code?
Yes, C09.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is C09.9 in?
C09.9 is in Chapter 2: Neoplasms (codes C00-D49).
Are additional codes required with C09.9?
Yes, when using C09.9, also report: ; alcohol abuse and dependence (F10.-); exposure to environmental tobacco smoke (Z77.22); exposure to tobacco smoke in the perinatal period (P96.81); history of tobacco dependence (Z87.891); occupational exposure to environmental tobacco smoke (Z57.31); tobacco dependence (F17.-); tobacco use (Z72.0).
What SNOMED CT codes does C09.9 map to?
C09.9 maps to 10 SNOMED CT concepts: 363393007, 94144008, 93862005, 372020000, 1197276007, and 5 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for C09.9?
C09.9 is linked to 1 UMLS Concept Unique Identifier: C0751560. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does C09.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like malignant neoplasm of tonsil, 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 C09.9?
C09.9 maps to the ICD-11 code: 2B69.Z (Malignant neoplasms of tonsil, unspecified).
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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.