ICD-10-CM · Category
T42.0X — Hydantoin derivatives
Poisoning by, adverse effect of and underdosing of hydantoin derivatives
Chapter S00-T88: Injury, poisoning and certain other consequences of external causes
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T42.0X1Poisoning by hydantoin derivatives, accidentalT42.0X2Poisoning by hydantoin derivatives, intentional self-harmT42.0X3Poisoning by hydantoin derivatives, assaultT42.0X4Poisoning by hydantoin derivatives, undeterminedT42.0X5Adverse effect of hydantoin derivativesT42.0X6Underdosing of hydantoin derivatives
Common questions about T42.0X (Hydantoin derivatives)
What does ICD-10 code T42.0X mean?
T42.0X is the ICD-10-CM 2025 code for Hydantoin derivatives. Poisoning by, adverse effect of and underdosing of hydantoin derivatives. ICD-10-CM is the medical coding system used by clinicians, hospitals and insurers worldwide to classify diseases and conditions in a standard way.
Is T42.0X a billable diagnosis code?
T42.0X is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under T42.0X. Browse the sub-codes listed on this page.
Which ICD-10 chapter does T42.0X belong to?
T42.0X 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 Hydantoin derivatives?
For a plain-language explanation of Hydantoin derivatives, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Hydantoin 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 ↗