G40.01
G40.01: Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable
Non-billable headerICD-10-CM
G40.01 is a non-billable header ICD-10-CM code for localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable. It cannot be billed on its own: choose one of the more specific child codes below.
Excludes1 inherited from the categories above G40.01
A category’s note binds every code beneath it.
Written on G40.0: Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset
Excludes2 inherited from the categories above G40.01
Not part of this code, but both may be coded when both are present.
Other codes that can never be billed with G40.01
Their own Excludes1 notes name this code, so the conflict is not listed above.
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Code history
Unchanged in every release from FY2024 to FY2027.
Code to one of these instead G40.01
2 child codes. Green means billable.
- G40.011Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable, with status epilepticus
- G40.019Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable, without status epilepticus