ICD-10-CM · Chapter 2 · C00–D49
C11
Malignant neoplasm of nasopharynx
Neoplasms
Heads up:this is a parent code. It's typically not directly billable — you need to drill down to a more specific child code (one with additional digits) to use on a claim.
Quick facts
- Code
- C11
- Type
- Category / header (non-billable)
- ICD-10-CM chapter
- Chapter 2 — Neoplasms
- Category
- C11
- Specificity
- 3 characters
How coders use this code
ICD-10-CM C11 is a category (header) for malignant neoplasm of nasopharynx. It is generally not reported directly on a claim — coders drill down to a more specific child code (one with additional characters) that matches the documentation. Use the related codes below to find the billable code that fits, and verify against the annual NCHS/CMS guidelines.
Related codes in C11
- C11.0Malignant neoplasm of superior wall of nasopharynx
- C11.1Malignant neoplasm of posterior wall of nasopharynx
- C11.2Malignant neoplasm of lateral wall of nasopharynx
- C11.3Malignant neoplasm of anterior wall of nasopharynx
- C11.8Malignant neoplasm of overlapping sites of nasopharynx
- C11.9Malignant neoplasm of nasopharynx, unspecified
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