Convert ICD-10 Code E84.9 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
E84.9 Cystic fibrosis, unspecified		277.00 Cystic fibros w/o ileus

ICD-10 to ICD-9 crosswalk for code E84.9 - cystic fibrosis, unspecified based on the most recent General Equivalence Mappings (GEMS) information.