C79.9

Billable

Secondary malignant neoplasm of unspecified site

Secondary malignant neoplasm of unspecified site

Status

Billable / Specific

Block

C76-C80

Parent Code

C79

Coding Notes

Inclusion Terms

Alternative clinical terms for this condition

  • Metastatic cancer NOS
  • Metastatic disease NOS

Excludes 1

Codes that cannot be used together with this code (mutual exclusion)

  • secondary carcinoid tumors (C7B.-)
  • secondary neuroendocrine tumors (C7B.-)
  • carcinomatosis NOS (C80.0)
  • generalized cancer NOS (C80.0)
  • malignant (primary) neoplasm of unspecified site (C80.1)

Also Known As / Clinical Terms

SNOMED CT

Frequently Asked Questions

What is ICD-10 code C79.9?

ICD-10-CM code C79.9 represents "Secondary malignant neoplasm of unspecified site". It is a billable/specific code that can be used on a claim.

Is C79.9 a billable code?

Yes, C79.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is C79.9 in?

C79.9 is in Chapter 2: Neoplasms (codes C00-D49).

What codes cannot be used with C79.9?

C79.9 has Excludes1 notes indicating codes that cannot be used together with it, including: secondary carcinoid tumors (C7B.-); secondary neuroendocrine tumors (C7B.-); carcinomatosis NOS (C80.0); and 2 more.

What SNOMED CT codes does C79.9 map to?

C79.9 maps to 99 SNOMED CT concepts: 255031003, 403922007, 128462008, 255052006, 94634005, and 94 more. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for C79.9?

C79.9 is linked to 2 UMLS Concept Unique Identifiers: C2939419, C2845974. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.