Table 4, ICD-9-CM and ICD-10-CM diagnosis codes defining opioid …
https://www.ncbi.nlm.nih.gov/books/NBK557173/table/sb256.tab7/
WebPoisoning by heroin, assault, subsequent encounter: T40.1X4A: Poisoning by heroin, undetermined, initial encounter: T40.1X4D: Poisoning by heroin, undetermined, subsequent encounter: T40.2X1A: Poisoning by other opioids, accidental (unintentional), initial encounter: T40.2X1D: Poisoning by other opioids, accidental (unintentional), subsequent ...
DA: 73 PA: 67 MOZ Rank: 60