T40.691A
BillablePoisoning by other narcotics, accidental (unintentional), initial encounter
T40.691A is the ICD-10-CM code for Poisoning by other narcotics, accidental (unintentional), initial encounter. 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.
Medications indicated for this condition
FDA labeling- NaloxonePartial Opioid Agonist/Antagonist [EPC]›
- Nalmefene›
- Naloxone Hci›
- Naloxone Hydrochloride Nasal›
- Nalxone Hydrochloride›
- Narcan Naloxone Hci›
Drugs 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).
Benefits & assistance programs
Federal & state- AIDS Drug Assistance Program (ADAP)›
- AIDS Education and Training Centers (AETC) ProgramHEALTH RESOURCES AND SERVICES ADMINISTRATION›
- Coordinated Services and Access to Research for Women, Infants, Children, and YouthHEALTH RESOURCES AND SERVICES ADMINISTRATION›
- Ending the HIV Epidemic: A Plan for America — Ryan White HIV/AIDS Program Parts A and BHEALTH RESOURCES AND SERVICES ADMINISTRATION›
- Grants to Provide Outpatient Early Intervention Services with Respect to HIV DiseaseHEALTH RESOURCES AND SERVICES ADMINISTRATION›
- HIV Care Formula GrantsHEALTH RESOURCES AND SERVICES ADMINISTRATION›
- HIV Emergency Relief Project GrantsHEALTH RESOURCES AND SERVICES ADMINISTRATION›
- HIV-Related Training and Technical AssistanceHEALTH RESOURCES AND SERVICES ADMINISTRATION›
- Housing Opportunities for Persons with AIDSASSISTANT SECRETARY FOR COMMUNITY PLANNING AND DEVELOPMENT›
- Special Projects of National SignificanceHEALTH RESOURCES AND SERVICES ADMINISTRATION›
Assistance programs whose eligibility maps to this condition's category. Informational only — eligibility is determined by the administering agency.
Frequently asked questions
- What is ICD-10 code T40.691A?
- T40.691A is the ICD-10-CM code for "Poisoning by other narcotics, accidental (unintentional), initial encounter". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
- Is T40.691A a billable code?
- Yes — T40.691A 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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