C11.1
Malignant neoplasm of posterior wall of nasopharynx
Applicable To
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Malignant neoplasm of adenoid
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Malignant neoplasm of pharyngeal tonsil
Approximate Synonyms
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Cancer of the nasopharynx, posterior wall
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Primary malignant neoplasm of posterior wall of nasopharynx
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Primary squamous cell carcinoma of posterior wall of nasopharynx
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Primary undifferentiated carcinoma of posterior wall of nasopharynx
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Squamous cell carcinoma, posterior wall of nasopharynx
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Undifferentiated carcinoma, posterior wall of nasophar
Details
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C11.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
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The 2023 edition of ICD-10-CM C11.1 became effective on October 1, 2022.
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This is the American ICD-10-CM version of C11.1 – other international versions of ICD-10 C11.1 may differ.