327.34
Circadian rhythm sleep disorder, free-running type
The ICD-9 code for circadian rhythm sleep disorder, free-running type is 327.34.
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 327.34 →