G40.009Billable

Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, without status epilepticus

Short description: Local-rel idio epi w seiz of loc onst,not ntrct,w/o stat epi

Chapter
6. Diseases of the nervous system
Category
G40
Effective date
October 1, 2026

Related codes in category G40

G40Epilepsy and recurrent seizuresG40.0Local-rel (focal) idio epilepsy w seizures of loc onsetG40.00Local-rel (focal) idio epi w seiz of loc onset, not ntrctG40.001Local-rel idio epi w seiz of loc onst, not ntrct, w stat epiYesG40.01Local-rel (focal) idio epi w seizures of loc onset, ntrctG40.011Local-rel idio epi w seiz of loc onset, ntrct, w stat epiYesG40.019Local-rel idio epi w seiz of loc onset, ntrct, w/o stat epiYesG40.1Local-rel (focal) symptc epilepsy w simple partial seizuresG40.10Local-rel symptc epi w simple partial seiz, not ntrctG40.101Local-rel symptc epi w simp part seiz, not ntrct, w stat epiYesG40.109Local-rel symptc epi w simp prt seiz,not ntrct, w/o stat epiYesG40.11Local-rel (focal) symptc epi w simple partial seiz, ntrct

Frequently asked questions

What is ICD-10 code G40.009?

G40.009 is an ICD-10-CM diagnosis code for Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, without status epilepticus.

Is G40.009 a billable code?

Yes. G40.009 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is G40.009 in?

G40.009 falls under Chapter 6: Diseases of the nervous system.

When did G40.009 become effective?

G40.009 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to G40.009?

G40.009 belongs to category G40, which includes 12 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.