Convert ICD-10 Code T54.91XA to ICD-9

Source ICD-10 Code		Target ICD-9 Code
T54.91XA Toxic effect of unsp corrosive substance, accidental, init		983.9 Toxic effect caustic NOS
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.
T54.91XA Toxic effect of unsp corrosive substance, accidental, init		E924.1 Accid-caustic substance
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 T54.91XA - toxic effect of unspecified corrosive substance, accidental (unintentional), initial encounter based on the most recent General Equivalence Mappings (GEMS) information.