Is G40.00 a billable ICD-10-CM code?

No. G40.00 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does G40.00 sit in the tabular list?

Diseases of the nervous system (G00-G99), in the block Episodic and paroxysmal disorders (G40-G47).

G40.00

G40.00 — Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable

Non-billable headerICD-10-CM

G40.00 is a non-billable header ICD-10-CM code for localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable. It cannot be billed on its own: choose one of the more specific child codes below.

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset without intractability

Risk adjustment

G40.00 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Code to one of these instead G40.00

2 child codes. Green means billable.

Related codes at this level

Codes that share G40.0. If G40.00 is not quite right, the correct code is usually one of these.

G40.01Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable

Questions about G40.00

Is G40.00 a billable ICD-10-CM code?: No. G40.00 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does G40.00 sit in the tabular list?: Diseases of the nervous system (G00-G99), in the block Episodic and paroxysmal disorders (G40-G47).