850.5
Concussion with loss of consciousness of unspecified duration
The ICD-9 code for concussion with loss of consciousness of unspecified duration is 850.5.
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 850.5 →