Convert ICD-10 Code A37.81 to ICD-9

Source ICD-10 Code Target ICD-9 Code
A37.81
Whooping cough due to oth Bordetella species with pneumonia
033.8
Whooping cough NEC
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.
A37.81
Whooping cough due to oth Bordetella species with pneumonia
484.3
Pneumonia in whoop cough
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 A37.81 - whooping cough due to other bordetella species with pneumonia based on the most recent General Equivalence Mappings (GEMS) information.