209.20
Malignant carcinoid tumor of unknown primary site
The ICD-9 code for malignant carcinoid tumor of unknown primary site is 209.20.
Legacy code — retired October 1, 2015ICD-10-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents.
View ICD-9 → ICD-10 crosswalk for 209.20 →