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ICD-10-CM 2027

ICD-10 code for neuroendocrine carcinoma

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

From the official ICD-10-CM alphabetic index entry “Carcinoma (malignant) › neuroendocrine”. Page updated September 29, 2026.

About coding neuroendocrine carcinoma

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

More specific neuroendocrine carcinoma codes (official index)

  • high grade, any site C7A.1 — Malignant poorly differentiated neuroendocrine tumors
  • poorly differentiated, any site C7A.1 — Malignant poorly differentiated neuroendocrine tumors