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Convert ICD-10 Code F16.221 to ICD-9

Source ICD-10 Code Target ICD-9 Code
F16.221
Hallucinogen dependence with intoxication with delirium		292.81
Drug-induced delirium
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.
F16.221
Hallucinogen dependence with intoxication with delirium		304.50
Hallucinogen dep-unspec
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 F16.221 - hallucinogen dependence with intoxication with delirium based on the most recent General Equivalence Mappings (GEMS) information.