G40Epilepsy and recurrent seizures
ICD-10-CM category (non-billable header) code — part of Episodic and paroxysmal disorders (G40-G47)
Coding Notes
Excludes1 (never code both together)
- conversion disorder with seizures (F44.5)
- convulsions NOS (R56.9)
- post traumatic seizures (R56.1)
- seizure (convulsive) NOS (R56.9)
- seizure of newborn (P90)
Excludes2 (not part of this condition — may code both)
- hippocampal sclerosis (G93.81)
- mesial temporal sclerosis (G93.81)
- temporal sclerosis (G93.81)
- Todd's paralysis (G83.84)
Note
- the following terms are to be considered equivalent to intractable: pharmacoresistant (pharmacologically resistant), treatment resistant, refractory (medically) and poorly controlled
Subcategories (11)
- G40.0 Local-rel (focal) idio epilepsy w seizures of loc onset
- G40.1 Local-rel (focal) symptc epilepsy w simple partial seizures
- G40.2 Local-rel (focal) symptc epilepsy w complex partial seizures
- G40.3 Generalized idiopathic epilepsy and epileptic syndromes
- G40.4 Other generalized epilepsy and epileptic syndromes
- G40.5 Epileptic seizures related to external causes
- G40.8 Other epilepsy and recurrent seizures
- G40.9 Epilepsy, unspecified
- G40.A Absence epileptic syndrome
- G40.B Juvenile myoclonic epilepsy [impulsive petit mal]
- G40.C Lafora progressive myoclonus epilepsy