259.3
Ectopic hormone secretion, not elsewhere classified
The ICD-9 code for ectopic hormone secretion, not elsewhere classified is 259.3.
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 259.3 →