459.9
Unspecified circulatory system disorder
The ICD-9 code for unspecified circulatory system disorder is 459.9.
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 459.9 →