T44.996

Non-billable

Underdosing of other drug primarily affecting the autonomic nervous system

T44.996 is the ICD-10-CM code for Underdosing of other drug primarily affecting the autonomic nervous system. It is a non-billable category code — use a more specific child code such as T44.996A for billing.

Status
Header (non-billable)
Chapter
S00-T88
Parent
T44.99
Subcodes
3
Edition
FY2026

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

What this means — in plain language

MedlinePlus · NIH

Medicines treat infectious diseases, prevent problems from chronic diseases, and ease pain. But medicines can also cause harmful reactions if not used correctly. Errors can happen in the hospital, at the health care provider's office, at the pharmacy, or at home. You can help prevent errors by: Knowing your medicines. When you get a prescription, ask the name of the medicine and check to make sure that the pharmacy…

Read more about Medication Errors at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code T44.996?
T44.996 is the ICD-10-CM code for "Underdosing of other drug primarily affecting the autonomic nervous system". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is T44.996 a billable code?
No — T44.996 is a non-billable header code. Use a more specific child code (such as T44.996A) for billing.
What are the subcodes of T44.996?
T44.996 has 3 more specific child codes, including T44.996A, T44.996D, T44.996S.

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

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