ICD-9-CM Code 966.4 to ICD-10-CM
ICD-10 Equivalent of 966.4:
As of October 2015, ICD-9 codes are no longer used for medical coding. Instead, use the following four equivalent ICD-10-CM codes, which are an approximate match to ICD-9 code 966.4:
- ICD-10 Code T428X1A, Poisoning by antiparkinsonism drugs and other central muscle-tone depressants, accidental (unintentional), initial encounter (billable)
- ICD-10 Code T428X2A, Poisoning by antiparkinsonism drugs and other central muscle-tone depressants, intentional self-harm, initial encounter (billable)
- ICD-10 Code T428X3A, Poisoning by antiparkinsonism drugs and other central muscle-tone depressants, assault, initial encounter (billable)
- ICD-10 Code T428X4A, Poisoning by antiparkinsonism drugs and other central muscle-tone depressants, undetermined, initial encounter (billable)
Historical Information for ICD-9 Code 966.4
BILLABLE ICD-9 CODE
Billable Code
Billable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.Long ICD9 Description: Poisoning by anti-Parkinsonism drugs
Short ICD9 Description: Pois-anti-parkinson drug
Parent Code: 966 - Poisoning by anticonvulsants and anti-parkinsonism drugs