ICD-10-CM · Chapter 2 · C00–D49
C77
Secondary and unspecified malignant neoplasm of lymph nodes
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
- C77
- Type
- Category / header (non-billable)
- ICD-10-CM chapter
- Chapter 2 — Neoplasms
- Category
- C77
- Specificity
- 3 characters
How coders use this code
ICD-10-CM C77 is a category (header) for secondary and unspecified malignant neoplasm of lymph nodes. 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 C77
- C77.0Secondary and unspecified malignant neoplasm of lymph nodes of head, face and neck
- C77.1Secondary and unspecified malignant neoplasm of intrathoracic lymph nodes
- C77.2Secondary and unspecified malignant neoplasm of intra-abdominal lymph nodes
- C77.3Secondary and unspecified malignant neoplasm of axilla and upper limb lymph nodes
- C77.4Secondary and unspecified malignant neoplasm of inguinal and lower limb lymph nodes
- C77.5Secondary and unspecified malignant neoplasm of intrapelvic lymph nodes
- C77.8Secondary and unspecified malignant neoplasm of lymph nodes of multiple regions
- C77.9Secondary and unspecified malignant neoplasm of lymph node, unspecified
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