T43.656
Non-billableUnderdosing of methamphetamines
T43.656 is the ICD-10-CM code for Underdosing of methamphetamines. It is a non-billable category code — use a more specific child code such as T43.656A for billing.
S00-T88 Injury, poisoning and certain other consequences of external causes
No additional coding notes for this code.
Medications indicated for this condition
FDA labelingDrugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.
Conditions mapped to this code
MedlinePlus · NIHPlain-language health-topic references grounded in MedlinePlus (NIH/NLM).
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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