T49.5X (Ophthalmological drugs and preparations) is an umbrella ICD-10-CM medical diagnosis code in the Injury, poisoning and certain other consequences of external causes chapter. Poisoning by, adverse effect of and underdosing of ophthalmological drugs and preparations

ICD-10-CM · Category

T49.5X — Ophthalmological drugs and preparations

Poisoning by, adverse effect of and underdosing of ophthalmological drugs and preparations

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

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Sub-codes under T49.5X

T49.5X1Poisoning by opth drugs and preparations, accidentalT49.5X2Poisoning by opth drugs and preparations, self-harmT49.5X3Poisoning by opth drugs and preparations, assaultT49.5X4Poisoning by opth drugs and preparations, undeterminedT49.5X5Adverse effect of ophthalmological drugs and preparationsT49.5X6Underdosing of ophthalmological drugs and preparations

Common questions about T49.5X (Ophthalmological drugs and preparations)

What does ICD-10 code T49.5X mean?
T49.5X is the ICD-10-CM 2025 code for Ophthalmological drugs and preparations. Poisoning by, adverse effect of and underdosing of ophthalmological drugs and preparations. 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 T49.5X a billable diagnosis code?
T49.5X is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under T49.5X. Browse the sub-codes listed on this page.
Which ICD-10 chapter does T49.5X belong to?
T49.5X 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 Ophthalmological drugs and preparations?
For a plain-language explanation of Ophthalmological drugs and preparations, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Ophthalmological drugs and preparations" 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 ↗