C11.8 (Malignant neoplasm of overlapping sites of nasopharynx) is a billable ICD-10-CM medical diagnosis code in the Neoplasms chapter. It identifies cases of malignant neoplasm of overlapping sites of nasopharynx for clinical documentation, billing and epidemiological tracking.

ICD-10-CM · Billable Code

C11.8 — Malignant neoplasm of overlapping sites of nasopharynx

Chapter C00-D49: Neoplasms

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Related diagnoses

C11.0Malignant neoplasm of superior wall of nasopharynxC11.1Malignant neoplasm of posterior wall of nasopharynxC11.2Malignant neoplasm of lateral wall of nasopharynxC11.3Malignant neoplasm of anterior wall of nasopharynxC11.9Malignant neoplasm of nasopharynx, unspecified

Common questions about C11.8 (Malignant neoplasm of overlapping sites of nasopharynx)

What does ICD-10 code C11.8 mean?
C11.8 is the ICD-10-CM 2025 code for Malignant neoplasm of overlapping sites of nasopharynx. ICD-10-CM is the medical coding system used by clinicians, hospitals and insurers worldwide to classify diseases and conditions in a standard way.
Is C11.8 a billable diagnosis code?
Yes, C11.8 is a billable / specific ICD-10-CM code, meaning it can be used by clinicians and hospitals as a primary or secondary diagnosis on claims and electronic health records.
Which ICD-10 chapter does C11.8 belong to?
C11.8 belongs to the chapter "Neoplasms" (codes C00-D49). ICD-10-CM organises codes into 22 chapters by body system or condition type, which helps clinicians navigate related diagnoses.
Where can I get plain-language information about Malignant neoplasm of overlapping sites of nasopharynx?
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Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗