Convert ICD-10 Code F84.9 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
F84.9 Pervasive developmental disorder, unspecified		299.90 Pervasv dev dis-cur NOS
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 F84.9 - pervasive developmental disorder, unspecified based on the most recent General Equivalence Mappings (GEMS) information.