Convert ICD-10 Code T59.813A to ICD-9

Source ICD-10 Code		Target ICD-9 Code
T59.813A Toxic effect of smoke, assault, initial encounter		987.9 Toxic eff gas/vapor NOS
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.
T59.813A Toxic effect of smoke, assault, initial encounter		E962.2 Assault-pois w gas/vapor
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.

ICD-10 to ICD-9 crosswalk for code T59.813A - toxic effect of smoke, assault, initial encounter based on the most recent General Equivalence Mappings (GEMS) information.