T40.4

Non-Billable

Poisoning by, adverse effect of and underdosing of other synthetic narcotics

T40.4 should not be used for reimbursement purposes as there are multiple sub-diagnoses that fall under this code. Please refer to the sub-diagnoses below.

Related Diagnoses

T40.41Poisoning by, adverse effect of and underdosing of fentanyl or fentanyl analogs
- T40.411Poisoning by fentanyl or fentanyl analogs, accidental (unintentional)
  - T40.411APoisoning by fentanyl or fentanyl analogs, accidental (unintentional), initial encounter
  - T40.411DPoisoning by fentanyl or fentanyl analogs, accidental (unintentional), subsequent encounter
  - T40.411SPoisoning by fentanyl or fentanyl analogs, accidental (unintentional), sequela
- T40.412Poisoning by fentanyl or fentanyl analogs, intentional self-harm
  - T40.412APoisoning by fentanyl or fentanyl analogs, intentional self-harm, initial encounter
  - T40.412DPoisoning by fentanyl or fentanyl analogs, intentional self-harm, subsequent encounter
  - T40.412SPoisoning by fentanyl or fentanyl analogs, intentional self-harm, sequela
- T40.413Poisoning by fentanyl or fentanyl analogs, assault
  - T40.413APoisoning by fentanyl or fentanyl analogs, assault, initial encounter
  - T40.413DPoisoning by fentanyl or fentanyl analogs, assault, subsequent encounter
  - T40.413SPoisoning by fentanyl or fentanyl analogs, assault, sequela
- T40.414Poisoning by fentanyl or fentanyl analogs, undetermined
  - T40.414APoisoning by fentanyl or fentanyl analogs, undetermined, initial encounter
  - T40.414DPoisoning by fentanyl or fentanyl analogs, undetermined, subsequent encounter
  - T40.414SPoisoning by fentanyl or fentanyl analogs, undetermined, sequela
- T40.415Adverse effect of fentanyl or fentanyl analogs
  - T40.415AAdverse effect of fentanyl or fentanyl analogs, initial encounter
  - T40.415DAdverse effect of fentanyl or fentanyl analogs, subsequent encounter
  - T40.415SAdverse effect of fentanyl or fentanyl analogs, sequela
- T40.416Underdosing of fentanyl or fentanyl analogs
  - T40.416AUnderdosing of fentanyl or fentanyl analogs, initial encounter
  - T40.416DUnderdosing of fentanyl or fentanyl analogs, subsequent encounter
  - T40.416SUnderdosing of fentanyl or fentanyl analogs, sequela
T40.42Poisoning by, adverse effect of and underdosing of tramadol
- T40.421Poisoning by tramadol, accidental (unintentional)
  - T40.421APoisoning by tramadol, accidental (unintentional), initial encounter
  - T40.421DPoisoning by tramadol, accidental (unintentional), subsequent encounter
  - T40.421SPoisoning by tramadol, accidental (unintentional), sequela
- T40.422Poisoning by tramadol, intentional self-harm
  - T40.422APoisoning by tramadol, intentional self-harm, initial encounter
  - T40.422DPoisoning by tramadol, intentional self-harm, subsequent encounter
  - T40.422SPoisoning by tramadol, intentional self-harm, sequela
- T40.423Poisoning by tramadol, assault
  - T40.423APoisoning by tramadol, assault, initial encounter
  - T40.423DPoisoning by tramadol, assault, subsequent encounter
  - T40.423SPoisoning by tramadol, assault, sequela
- T40.424Poisoning by tramadol, undetermined
  - T40.424APoisoning by tramadol, undetermined, initial encounter
  - T40.424DPoisoning by tramadol, undetermined, subsequent encounter
  - T40.424SPoisoning by tramadol, undetermined, sequela
- T40.425Adverse effect of tramadol
  - T40.425AAdverse effect of tramadol, initial encounter
  - T40.425DAdverse effect of tramadol, subsequent encounter
  - T40.425SAdverse effect of tramadol, sequela
- T40.426Underdosing of tramadol
  - T40.426AUnderdosing of tramadol, initial encounter
  - T40.426DUnderdosing of tramadol, subsequent encounter
  - T40.426SUnderdosing of tramadol, sequela
T40.49Poisoning by, adverse effect of and underdosing of other synthetic narcotics
- T40.491Poisoning by other synthetic narcotics, accidental (unintentional)
  - T40.491APoisoning by other synthetic narcotics, accidental (unintentional), initial encounter
  - T40.491DPoisoning by other synthetic narcotics, accidental (unintentional), subsequent encounter
  - T40.491SPoisoning by other synthetic narcotics, accidental (unintentional), sequela
- T40.492Poisoning by other synthetic narcotics, intentional self-harm
  - T40.492APoisoning by other synthetic narcotics, intentional self-harm, initial encounter
  - T40.492DPoisoning by other synthetic narcotics, intentional self-harm, subsequent encounter
  - T40.492SPoisoning by other synthetic narcotics, intentional self-harm, sequela
- T40.493Poisoning by other synthetic narcotics, assault
  - T40.493APoisoning by other synthetic narcotics, assault, initial encounter
  - T40.493DPoisoning by other synthetic narcotics, assault, subsequent encounter
  - T40.493SPoisoning by other synthetic narcotics, assault, sequela
- T40.494Poisoning by other synthetic narcotics, undetermined
  - T40.494APoisoning by other synthetic narcotics, undetermined, initial encounter
  - T40.494DPoisoning by other synthetic narcotics, undetermined, subsequent encounter
  - T40.494SPoisoning by other synthetic narcotics, undetermined, sequela
- T40.495Adverse effect of other synthetic narcotics
  - T40.495AAdverse effect of other synthetic narcotics, initial encounter
  - T40.495DAdverse effect of other synthetic narcotics, subsequent encounter
  - T40.495SAdverse effect of other synthetic narcotics, sequela
- T40.496Underdosing of other synthetic narcotics
  - T40.496AUnderdosing of other synthetic narcotics, initial encounter
  - T40.496DUnderdosing of other synthetic narcotics, subsequent encounter
  - T40.496SUnderdosing of other synthetic narcotics, sequela

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