T42.4X5D (Adverse effect of benzodiazepines, subsequent encounter) is a billable ICD-10-CM medical diagnosis code in the Injury, poisoning and certain other consequences of external causes chapter. It identifies cases of adverse effect of benzodiazepines, subsequent encounter for clinical documentation, billing and epi

ICD-10-CM · Billable Code

T42.4X5DAdverse effect of benzodiazepines, subsequent encounter

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

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Common questions about T42.4X5D (Adverse effect of benzodiazepines, subsequent encounter)

What does ICD-10 code T42.4X5D mean?
T42.4X5D is the ICD-10-CM 2025 code for Adverse effect of benzodiazepines, subsequent encounter. 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 T42.4X5D a billable diagnosis code?
Yes, T42.4X5D is a billable / specific ICD-10-CM code, meaning it can be used by clinicians and hospitals as a primary or secondary diagnosis on claims and electronic health records.
Which ICD-10 chapter does T42.4X5D belong to?
T42.4X5D 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 Adverse effect of benzodiazepines, subsequent encounter?
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Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗