10ICD Code Hub

T43.63

Header — not billable

Poisoning by, adverse effect of and underdosing of methylphenidate

The ICD-10 code for poisoning by, adverse effect of and underdosing of methylphenidate is T43.63.

T43.63 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 T43.63

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