Convert ICD-10 Code Q03.9 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
Q03.9 Congenital hydrocephalus, unspecified		742.3 Congenital hydrocephalus
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 Q03.9 - congenital hydrocephalus, unspecified based on the most recent General Equivalence Mappings (GEMS) information.