T40.3X3 (Poisoning by methadone, assault) is an umbrella ICD-10-CM medical diagnosis code in the Injury, poisoning and certain other consequences of external causes chapter. It identifies cases of poisoning by methadone, assault for clinical documentation, billing and epidemiological tracking.

ICD-10-CM · Category

T40.3X3 - Poisoning by methadone, assault

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

Need plain-language info on this diagnosis?

Ask GoDavaii AI about Poisoning by methadone, assault

Sub-codes under T40.3X3

T40.3X3APoisoning by methadone, assault, initial encounterT40.3X3DPoisoning by methadone, assault, subsequent encounterT40.3X3SPoisoning by methadone, assault, sequela

Related diagnoses

T40.3X1Poisoning by methadone, accidental (unintentional)T40.3X2Poisoning by methadone, intentional self-harmT40.3X4Poisoning by methadone, undeterminedT40.3X5Adverse effect of methadoneT40.3X6Underdosing of methadone

Common questions about T40.3X3 (Poisoning by methadone, assault)

What does ICD-10 code T40.3X3 mean?
T40.3X3 is the ICD-10-CM 2025 code for Poisoning by methadone, assault. ICD-10-CM is the medical coding system used by clinicians, hospitals and insurers in the United States to classify diseases and conditions in a standard way.
Is T40.3X3 a billable diagnosis code?
T40.3X3 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under T40.3X3. Browse the sub-codes listed on this page.
Which ICD-10 chapter does T40.3X3 belong to?
T40.3X3 belongs to the chapter "Injury, poisoning and certain other consequences of external causes" (codes S00-T88). ICD-10-CM organises codes into 22 chapters by body system or condition type, which helps clinicians navigate related diagnoses.
Where can I get plain-language information about Poisoning by methadone, assault?
For a plain-language explanation of Poisoning by methadone, assault, ask GoDavaii's Health AI - it explains medical conditions in 90+ languages, free, with no signup. Tap "Ask GoDavaii AI about Poisoning by methadone, assault" above to get a personalised answer.

Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗