T44.901 — Poisoning by unspecified drugs primarily affecting the autonomic nervous system, accidental (unintentional)
T44.901 is a non-billable header ICD-10-CM code for poisoning by unspecified drugs primarily affecting the autonomic nervous system, accidental (unintentional). It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.
This code requires a 7th character
The appropriate 7th character is to be added to each code from category T44
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Poisoning by unspecified drugs primarily affecting the autonomic nervous system NOS
Risk adjustment
T44.901 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Code to one of these instead T44.901
3 child codes. Green means billable.
- T44.901APoisoning by unspecified drugs primarily affecting the autonomic nervous system, accidental (unintentional), initial encounter
- T44.901DPoisoning by unspecified drugs primarily affecting the autonomic nervous system, accidental (unintentional), subsequent encounter
- T44.901SPoisoning by unspecified drugs primarily affecting the autonomic nervous system, accidental (unintentional), sequela
Related codes at this level
Codes that share T44.90. If T44.901 is not quite right, the correct code is usually one of these.
- T44.902Poisoning by unspecified drugs primarily affecting the autonomic nervous system, intentional self-harm
- T44.903Poisoning by unspecified drugs primarily affecting the autonomic nervous system, assault
- T44.904Poisoning by unspecified drugs primarily affecting the autonomic nervous system, undetermined
- T44.905Adverse effect of unspecified drugs primarily affecting the autonomic nervous system
- T44.906Underdosing of unspecified drugs primarily affecting the autonomic nervous system
Questions about T44.901
- Is T44.901 a billable ICD-10-CM code?
- No. T44.901 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does T44.901 sit in the tabular list?
- Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50).