G40.309

Applicable To

• Generalized idiopathic epilepsy and epileptic syndromes NOS

Approximate Synonyms

• Atonic epilepsy

• Benign neonatal convulsions

• Benign neonatal familial convulsions

• Childhood absence epilepsy

• Clonic epilepsy

• Epilepsy, generalized convulsive

• Epilepsy, generalized idiopathic

• Epilepsy, generalized nonconvulsive

• Epilepsy, generalized tonic clonic

• Epilepsy, grand mal

• Epilepsy, primary generalized absence

• Epilepsy, progressive myoclonic

• Epileptic seizures – tonic

• Generalized convulsive epilepsy

• Generalized non-convulsive epilepsy

• Idiopathic generalized epilepsy

• Juvenile myoclonic epilepsy

• Primary generalized absence epilepsy

• Progressive myoclonic epilepsy

• Seizure, atonic

• Seizure, myoclonic

• Seizure, petit mal

• Status epilepticus, petit mal

• Tonic epilepsy

Details

• G40.309 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• Short description: Gen idiopathic epilepsy, not intractable, w/o stat epi

• The 2023 edition of ICD-10-CM G40.309 became effective on October 1, 2022.

• This is the American ICD-10-CM version of G40.309 – other international versions of ICD-10 G40.309 may differ.