C11.1
BillableMalignant neoplasm of posterior wall of nasopharynx
Malignant neoplasm of posterior wall of nasopharynx
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Malignant neoplasm of adenoid
- Malignant neoplasm of pharyngeal tonsil
Use Additional Code
Additional codes that should follow this code
Also Known As / Clinical Terms
SNOMED CT
- Primary malignant neoplasm of adenoid93662008
- Primary malignant neoplasm of posterior wall of nasopharynx93970001
- Primary malignant neoplasm of Waldeyer ring94144008
- Primary malignant neoplasm of Waldeyer's ring94144008
- Neoplasm of adenoid127228008
- Tumor of adenoid127228008
- Tumour of adenoid127228008
- Malignant neoplasm of posterior wall of nasopharynx187693006
- Malignant tumor of posterior wall of nasopharynx187693006
- Malignant tumour of posterior wall of nasopharynx187693006
- Malignant neoplasm of adenoid187694000
- Malignant neoplasm of pharyngeal tonsil187694000
- Malignant tumor of adenoid187694000
- Malignant tumor of nasopharyngeal tonsil187694000
- Malignant tumor of pharyngeal tonsil187694000
- Malignant tumour of adenoid187694000
- Malignant tumour of nasopharyngeal tonsil187694000
- Malignant tumour of pharyngeal tonsil187694000
- Undifferentiated carcinoma of nasopharynx422541001
- Primary squamous cell carcinoma of adenoid722530005
- Primary squamous cell carcinoma of pharyngeal tonsil722530005
- Adenoid squamous cell carcinoma of nasopharynx1010656004
- Squamous cell carcinoma of posterior wall of nasopharynx1010675009
- Primary squamous cell carcinoma of Waldeyer ring1197276007
- Primary squamous cell carcinoma of pharyngeal lymphoid ring1197276007
- Primary undifferentiated carcinoma of nasopharynx1259509002
- Primary squamous cell carcinoma of posterior wall of nasopharynx689251000119101
- Primary undifferentiated carcinoma of posterior wall of nasopharynx689901000119106
UMLS
- Malignant Neoplasm of Posterior Wall of NasopharynxC0153394
- Malignant neoplasm of posterior wall of nasopharynxC0153394
- Malignant neoplasm of posterior wall of nasopharynx (disorder)C0153394
- Malignant tumor of posterior wall of nasopharynxC0153394
- Malignant tumour of posterior wall of nasopharynxC0153394
- Malignant neoplasm of adenoidC0345653
- Malignant neoplasm of adenoid (disorder)C0345653
- Malignant neoplasm of pharyngeal tonsilC0345653
- Malignant tumor of adenoidC0345653
- Malignant tumor of nasopharyngeal tonsilC0345653
- Malignant tumor of pharyngeal tonsilC0345653
- Malignant tumour of adenoidC0345653
- Malignant tumour of nasopharyngeal tonsilC0345653
- Malignant tumour of pharyngeal tonsilC0345653
Frequently Asked Questions
What is ICD-10 code C11.1?
ICD-10-CM code C11.1 represents "Malignant neoplasm of posterior wall of nasopharynx". It is a billable/specific code that can be used on a claim.
Is C11.1 a billable code?
Yes, C11.1 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is C11.1 in?
C11.1 is in Chapter 2: Neoplasms (codes C00-D49).
Are additional codes required with C11.1?
Yes, when using C11.1 you should also code: code to identify:; 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 C11.1 map to?
C11.1 maps to 14 SNOMED CT concepts: 1010656004, 187694000, 187693006, 127228008, 94144008, and 9 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for C11.1?
C11.1 is linked to 2 UMLS Concept Unique Identifiers: C0153394, C0345653. 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.