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029 Malignant carcinoid tumor of the large intestine, unspecified portion

Malignant carcinoid tumor of the colon NOS

C7a.09 Malignant carcinoid tumors of other sites

C7a.090 Malignant carcinoid tumor of the bronchus and lung

C7a.091 Malignant carcinoid tumor of the thymus

C7a.092 Malignant carcinoid tumor of the stomach

C7a.093 Malignant carcinoid tumor of the kidney

C7a.094 Malignant carcinoid tumor of the foregut NOS

C7a.095 Malignant carcinoid tumor of the midgut NOS

C7a.096 Malignant carcinoid tumor of the hindgut NOS

C7a.098 Malignant carcinoid tumors of other sites

C7a.1 Malignant poorly differentiated neuroendocrine tumors

Malignant poorly differentiated neuroendocrine tumor NOS

Malignant poorly differentiated neuroendocrine carcinoma, any site

High grade neuroendocrine carcinoma, any site

C7a.8 Other malignant neuroendocrine tumors

Secondary neuroendocrine tumors (C7b)

Use additional code to identify any functional activity

C7b.0 Secondary carcinoid tumors

C7b.00 Secondary carcinoid tumors, unspecified site

C7b.01 Secondary carcinoid tumors of distant lymph nodes

Mesentary metastasis of carcinoid tumor

C7b.02 Secondary carcinoid tumors of liver

C7b.03 Secondary carcinoid tumors of bone

C7b.04 Secondary carcinoid tumors of peritoneum

C7b.09 Secondary carcinoid tumors of other sites

C7b.1 Secondary Merkel cell carcinoma

Merkel cell carcinoma nodal presentation

Merkel cell carcinoma visceral metastatic presentation

C7b.8 Other secondary neuroendocrine tumors

Malignant neoplasms of ill-defined, other secondary and unspecified sites (C76-C80)

Excludes1: