Convert ICD-10 Code G90.1 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
G90.1 Familial dysautonomia [Riley-Day]		742.8 Nervous system anom NEC
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 G90.1 - familial dysautonomia [riley-day] based on the most recent General Equivalence Mappings (GEMS) information.