G40.0
Header — not billableLocalization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset
The ICD-10 code for localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset is G40.0.
G40.0 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 2 more specific codes below.
Clinical notes
Excludes1 (not coded here)
An Excludes1 note is a pure exclusion: the excluded condition and this code should never be reported together, because the two conditions cannot occur at the same time (e.g. a congenital form vs. an acquired form of the same disease).
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Benign childhood epilepsy with centrotemporal EEG spikes
- Childhood epilepsy with occipital EEG paroxysms
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •Confirm the excluded condition(s) listed above are not also present — Excludes1 conditions cannot be coded together with this one.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under G40.0
- G40.00Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractablenon-billable header
- G40.01Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractablenon-billable header
Related codes in this category
- G40.1Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizuresnon-billable header
- G40.2Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizuresnon-billable header
- G40.3Generalized idiopathic epilepsy and epileptic syndromesnon-billable header
- G40.4Other generalized epilepsy and epileptic syndromesnon-billable header
- G40.5Epileptic seizures related to external causesnon-billable header
- G40.8Other epilepsy and recurrent seizuresnon-billable header
- G40.9Epilepsy, unspecifiednon-billable header
- G40.AAbsence epileptic syndromenon-billable header
- G40.BJuvenile myoclonic epilepsy [impulsive petit mal]non-billable header
- G40.CLafora progressive myoclonus epilepsynon-billable header
- G40.0Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onsetnon-billable header