Convert ICD-10 Code T65.824S to ICD-9

Source ICD-10 Code		Target ICD-9 Code
T65.824S Toxic effect of harmful algae and algae toxins, undet, sqla		909.1 Late eff nonmed substanc
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.
T65.824S Toxic effect of harmful algae and algae toxins, undet, sqla		E989 Late eff inj-undet circ
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 T65.824S - toxic effect of harmful algae and algae toxins, undetermined, sequela based on the most recent General Equivalence Mappings (GEMS) information.