C09
Non-billableMalignant neoplasm of tonsil
Malignant neoplasm of tonsil
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 2
Conditions not included here, but the patient may have both
Use Additional Code
Additional codes that should follow this code
Child 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(41)
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
Frequently Asked Questions
What is the ICD-10 code for malignant neoplasm of tonsil?
The ICD-10-CM code for malignant neoplasm of tonsil is C09. The full clinical description is "Malignant neoplasm of tonsil". C09 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code C09 mean?
ICD-10-CM code C09 represents “Malignant neoplasm of tonsil”. It is classified under Chapter 2: Neoplasms and is a non-billable header code. Use a more specific child code for billing purposes.
Is C09 a billable code?
No, C09 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 4 child codes under C09.
What chapter is C09 in?
C09 is in Chapter 2: Neoplasms (codes C00-D49).
What are the subcategories under C09?
C09 has 4 child codes, including: C09.0 (Malignant neoplasm of tonsillar fossa), C09.1 (Malig neoplasm of tonsillar pillar (anterior) (posterior)), C09.8 (Malignant neoplasm of overlapping sites of tonsil), C09.9 (Malignant neoplasm of tonsil, unspecified).
Are additional codes required with C09?
Yes, when using C09, 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 are the UMLS CUIs for C09?
C09 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 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like malignant neoplasm of tonsil 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?
C09 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.