10ICD Code Hub

T49.5X

Header — not billable

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

The ICD-10 code for poisoning by, adverse effect of and underdosing of ophthalmological drugs and preparations is T49.5X.

T49.5X is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 6 more specific codes below.

Documentation support

General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.

Child codes under T49.5X