Convert ICD-10 Code T59.4X3A to ICD-9

Source ICD-10 Code		Target ICD-9 Code
T59.4X3A Toxic effect of chlorine gas, assault, initial encounter		987.6 Toxic eff chlorine gas
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.
T59.4X3A Toxic effect of chlorine gas, 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 T59.4X3A - toxic effect of chlorine gas, assault, initial encounter based on the most recent General Equivalence Mappings (GEMS) information.