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G40.89

Billable

Other seizures

G40.89 is the ICD-10-CM code for Other seizures. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
G00-G99
Parent
G40.8
Edition
FY2026

G00-G99 Diseases of the nervous system

What this means — in plain language

MedlinePlus · NIH

Seizures are symptoms of a brain problem. They happen because of sudden, abnormal electrical activity in the brain. When people think of seizures, they often think of convulsions in which a person's body shakes rapidly and uncontrollably. Not all seizures cause convulsions. There are many types of seizures and some have mild symptoms. Seizures fall into two main groups. Focal seizures, also called partial seizures,…

Read more about Seizures at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Excludes1 — not coded here

  • •post traumatic seizures (R56.1)
  • •recurrent seizures NOS (G40.909)
  • •seizure NOS (R56.9)

Medications indicated for this condition

FDA labeling

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 · NIH
EpilepsySeizures

Plain-language health-topic references grounded in MedlinePlus (NIH/NLM).

Frequently asked questions

What is ICD-10 code G40.89?
G40.89 is the ICD-10-CM code for "Other seizures". It falls under G00-G99 Diseases of the nervous system.
Is G40.89 a billable code?
Yes — G40.89 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from G40.89?
Excludes1 (not coded here): post traumatic seizures (R56.1); recurrent seizures NOS (G40.909); seizure NOS (R56.9).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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