519.9
Unspecified disease of respiratory system
The ICD-9 code for unspecified disease of respiratory system is 519.9.
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 519.9 →