C79 Secondary malignant neoplasm of other and unspecified sites
ICD-10-CM category C79 sits in Chapter 2 (Neoplasms, C00-D49). It contains 25 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.
Subcategories
C79.0 Secondary malignant neoplasm of kidney and renal pelvisC79.1 Sec malig neoplm of bladder and oth and unsp urinary organsC79.3 Secondary malignant neoplasm of brain and cerebral meningesC79.4 Secondary malig neoplasm of and unsp parts of nervous sysC79.5 Secondary malignant neoplasm of bone and bone marrowC79.6 Secondary malignant neoplasm of ovaryC79.7 Secondary malignant neoplasm of adrenal glandC79.8 Secondary malignant neoplasm of other specified sites
Billable codes in C79
| Code | Description |
|---|---|
C79.00 | Secondary malignant neoplasm of unspecified kidney and renal pelvis |
C79.01 | Secondary malignant neoplasm of right kidney and renal pelvis |
C79.02 | Secondary malignant neoplasm of left kidney and renal pelvis |
C79.10 | Secondary malignant neoplasm of unspecified urinary organs |
C79.11 | Secondary malignant neoplasm of bladder |
C79.19 | Secondary malignant neoplasm of other urinary organs |
C79.2 | Secondary malignant neoplasm of skin |
C79.31 | Secondary malignant neoplasm of brain |
C79.32 | Secondary malignant neoplasm of cerebral meninges |
C79.40 | Secondary malignant neoplasm of unspecified part of nervous system |
C79.49 | Secondary malignant neoplasm of other parts of nervous system |
C79.51 | Secondary malignant neoplasm of bone |
C79.52 | Secondary malignant neoplasm of bone marrow |
C79.60 | Secondary malignant neoplasm of unspecified ovary |
C79.61 | Secondary malignant neoplasm of right ovary |
C79.62 | Secondary malignant neoplasm of left ovary |
C79.63 | Secondary malignant neoplasm of bilateral ovaries |
C79.70 | Secondary malignant neoplasm of unspecified adrenal gland |
C79.71 | Secondary malignant neoplasm of right adrenal gland |
C79.72 | Secondary malignant neoplasm of left adrenal gland |
C79.81 | Secondary malignant neoplasm of breast |
C79.82 | Secondary malignant neoplasm of genital organs |
C79.83 | Secondary malignant neoplasm of oral cavity |
C79.89 | Secondary malignant neoplasm of other specified sites |
C79.9 | Secondary malignant neoplasm of unspecified site |
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