ICD-10-CM Book 2025 Edition

Chapters ICD-10-CM Book Table of Content /
chapter 2 C00-D49 Neoplasms /
C76-C80 Malignant neoplasms of ill-defined, other secondary and unspecified sites /
C79 Secondary malignant neoplasm of other and unspecified sites

  Billable ICD-10-CM Code C79.9
C79.9
Secondary malignant neoplasm of unspecified site
Metastatic cancer NOS
Metastatic disease NOS
excludes1
carcinomatosis NOS (C80.0)
generalized cancer NOS (C80.0)
malignant (primary) neoplasm of unspecified site (C80.1)