Convert ICD-10 Code T50.A91A to ICD-9

Source ICD-10 Code		Target ICD-9 Code
T50.A91A Poisoning by oth bacterial vaccines, accidental, init		978.8 Pois-bact vaccin NEC/NOS
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.
T50.A91A Poisoning by oth bacterial vaccines, accidental, init		E858.1 Acc poisn-systemic agent
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 T50.A91A - poisoning by other bacterial vaccines, accidental (unintentional), initial encounter based on the most recent General Equivalence Mappings (GEMS) information.