Convert ICD-10 Code F51.04 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
F51.04 Psychophysiologic insomnia		327.02 Insomnia dt mental disor
Approximate Flag - The approximate mapping means there is not an exact match between the ICD-10 and ICD-9 codes and the mapped code is not a precise representation of the original code.

ICD-10 to ICD-9 crosswalk for code F51.04 - psychophysiologic insomnia based on the most recent General Equivalence Mappings (GEMS) information.