T40.606S
BillableUnderdosing of unspecified narcotics, sequela
T40.606S is the ICD-10-CM code for Underdosing of unspecified narcotics, sequela. It is a billable, specific code valid for reimbursement.
S00-T88 Injury, poisoning and certain other consequences of external causes
What this means — in plain language
MedlinePlus · NIHMedicines treat infectious diseases, prevent problems from chronic diseases, and ease pain. But medicines can also cause harmful reactions if not used correctly. Errors can happen in the hospital, at the health care provider's office, at the pharmacy, or at home. You can help prevent errors by: Knowing your medicines. When you get a prescription, ask the name of the medicine and check to make sure that the pharmacy…
Read more about Medication Errors at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Frequently asked questions
- What is ICD-10 code T40.606S?
- T40.606S is the ICD-10-CM code for "Underdosing of unspecified narcotics, sequela". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
- Is T40.606S a billable code?
- Yes — T40.606S is a billable, specific ICD-10-CM code valid for reimbursement.
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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