991.9
Unspecified effect of reduced temperature
The ICD-9 code for unspecified effect of reduced temperature is 991.9.
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 991.9 →