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T43.591

Non-billable

Poisoning by other antipsychotics and neuroleptics, accidental (unintentional)

T43.591 is the ICD-10-CM code for Poisoning by other antipsychotics and neuroleptics, accidental (unintentional). It is a non-billable category code — use a more specific child code such as T43.591A for billing.

Status
Header (non-billable)
Chapter
S00-T88
Parent
T43.59
Subcodes
3
Edition
FY2026

S00-T88 Injury, poisoning and certain other consequences of external causes

Includes

  • •Poisoning by other antipsychotics and neuroleptics NOS

Frequently asked questions

What is ICD-10 code T43.591?
T43.591 is the ICD-10-CM code for "Poisoning by other antipsychotics and neuroleptics, accidental (unintentional)". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is T43.591 a billable code?
No — T43.591 is a non-billable header code. Use a more specific child code (such as T43.591A) for billing.
What are the subcodes of T43.591?
T43.591 has 3 more specific child codes, including T43.591A, T43.591D, T43.591S.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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