ICD-10-CM · Category
T40.71 - Poisoning by, adverse effect of and underdosing of cannabis (derivatives)
Cannabis (derivatives)
Chapter S00-T88: Injury, poisoning and certain other consequences of external causes
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Common questions about T40.71 (Cannabis (derivatives))
What does ICD-10 code T40.71 mean?
T40.71 is the ICD-10-CM 2025 code for Cannabis (derivatives). Poisoning by, adverse effect of and underdosing of cannabis (derivatives). 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 T40.71 a billable diagnosis code?
T40.71 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under T40.71. Browse the sub-codes listed on this page.
Which ICD-10 chapter does T40.71 belong to?
T40.71 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 Cannabis (derivatives)?
For a plain-language explanation of Cannabis (derivatives), ask GoDavaii's Health AI - it explains medical conditions in 90+ languages, free, with no signup. Tap "Ask GoDavaii AI about Cannabis (derivatives)" 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 ↗