ICD-9-CM diagnosis code (retired)
965.01 — Poisoning by heroin
ICD-9-CM was replaced by ICD-10 on October 1, 2015. These are the ICD-10-CM equivalents from the CMS General Equivalence Mappings.
About ICD-9-CM 965.01
965.01 is an ICD-9-CM diagnosis code for poisoning by heroin. ICD-9-CM was retired for U.S. claims on October 1, 2015, when ICD-10-CM took over.
The CMS General Equivalence Mappings translate it to 4 ICD-10-CM codes, such as T40.1X1A (Poisoning by heroin, accidental (unintentional), initial encounter), T40.1X2A (Poisoning by heroin, intentional self-harm, initial encounter) and T40.1X3A (Poisoning by heroin, assault, initial encounter). All of these are approximate matches, so review the record to pick the right one.
ICD-10-CM equivalents
- T40.1X1APoisoning by heroin, accidental (unintentional), initial encounterapproximate
- T40.1X2APoisoning by heroin, intentional self-harm, initial encounterapproximate
- T40.1X3APoisoning by heroin, assault, initial encounterapproximate
- T40.1X4APoisoning by heroin, undetermined, initial encounterapproximate
Common questions about 965.01
GEMs are a translation aid, not a substitute for coding from the record. The 2027 ICD-10 code set has changed since the last GEMs release in 2018. Page updated September 29, 2026.