T40.496S (Underdosing of other synthetic narcotics, sequela) 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 underdosing of other synthetic narcotics, sequela for clinical documentation, billing and epidemiological

ICD-10-CM · Billable Code

T40.496S - Underdosing of other synthetic narcotics, sequela

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

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Related diagnoses

T40.496AUnderdosing of other synthetic narcotics, initial encounterT40.496DUnderdosing of other synthetic narcotics, subs

Common questions about T40.496S (Underdosing of other synthetic narcotics, sequela)

What does ICD-10 code T40.496S mean?
T40.496S is the ICD-10-CM 2025 code for Underdosing of other synthetic narcotics, sequela. 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 T40.496S a billable diagnosis code?
Yes, T40.496S 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 T40.496S belong to?
T40.496S 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 Underdosing of other synthetic narcotics, sequela?
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Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗