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ICD-10-CM 2027

ICD-10 code for secondary tumor

Choose a code from the options below based on the documentation.

From the official ICD-10-CM alphabetic index entry “Tumor › secondary”. Page updated September 29, 2026.

About coding secondary tumor

The official ICD-10-CM index doesn't give a single default code for secondary tumor; the code depends on the details below.

More specific secondary tumor codes (official index)

  • carcinoid C7B.00 — Secondary carcinoid tumors, unspecified site
  • bone C7B.03 — Secondary carcinoid tumors of bone
  • distant lymph nodes C7B.01 — Secondary carcinoid tumors of distant lymph nodes
  • liver C7B.02 — Secondary carcinoid tumors of liver
  • peritoneum C7B.04 — Secondary carcinoid tumors of peritoneum
  • specified NEC C7B.09 — Secondary carcinoid tumors of other sites
  • neuroendocrine NEC C7B.8 — Other secondary neuroendocrine tumors

Common questions about secondary tumor ICD-10 codes

What is the ICD-10 code for carcinoid secondary tumor?

C7B.00 — Secondary carcinoid tumors, unspecified site.

What is the ICD-10 code for neuroendocrine nec secondary tumor?

C7B.8 — Other secondary neuroendocrine tumors.