ICD-10 CM – Browse (Tabular)

Code Title
All Chapters
G00-G99 Diseases of the nervous system (G00-G99)
G40-G47 Episodic and paroxysmal disorders (G40-G47)
G40 Epilepsy and recurrent seizures
Type 1 Excludes
conversion disorder with seizures (F44.5)
convulsions NOS (R56.9)
post traumatic seizures (R56.1)
seizure (convulsive) NOS (R56.9)
seizure of newborn (P90)

Type 2 Excludes
hippocampal sclerosis (G93.81)
mesial temporal sclerosis (G93.81)
temporal sclerosis (G93.81)
Todd's paralysis (G83.84)

Notes
the following terms are to be considered equivalent to intractable: pharmacoresistant (pharmacologically resistant), treatment resistant, refractory (medically) and poorly controlled

G40.0 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset
G40.00 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable
G40.001 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, with status epilepticus
G40.009 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, without status epilepticus
G40.01 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable
G40.011 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable, with status epilepticus
G40.019 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable, without status epilepticus
G40.1 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures
G40.10 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable
G40.101 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable, with status epilepticus
G40.109 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable, without status epilepticus
G40.11 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable
G40.111 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable, with status epilepticus
G40.119 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable, without status epilepticus
G40.2 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures
G40.20 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable
G40.201 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable, with status epilepticus
G40.209 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable, without status epilepticus
G40.21 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, intractable
G40.211 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, intractable, with status epilepticus
G40.219 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, intractable, without status epilepticus
G40.3 Generalized idiopathic epilepsy and epileptic syndromes
G40.30 Generalized idiopathic epilepsy and epileptic syndromes, not intractable
G40.301 Generalized idiopathic epilepsy and epileptic syndromes, not intractable, with status epilepticus
G40.309 Generalized idiopathic epilepsy and epileptic syndromes, not intractable, without status epilepticus
G40.31 Generalized idiopathic epilepsy and epileptic syndromes, intractable
G40.311 Generalized idiopathic epilepsy and epileptic syndromes, intractable, with status epilepticus
G40.319 Generalized idiopathic epilepsy and epileptic syndromes, intractable, without status epilepticus
G40.A Absence epileptic syndrome
G40.A0 Absence epileptic syndrome, not intractable
G40.A01 Absence epileptic syndrome, not intractable, with status epilepticus
G40.A09 Absence epileptic syndrome, not intractable, without status epilepticus
G40.A1 Absence epileptic syndrome, intractable
G40.A11 Absence epileptic syndrome, intractable, with status epilepticus
G40.A19 Absence epileptic syndrome, intractable, without status epilepticus
G40.B Juvenile myoclonic epilepsy [impulsive petit mal]
G40.B0 Juvenile myoclonic epilepsy, not intractable
G40.B01 Juvenile myoclonic epilepsy, not intractable, with status epilepticus
G40.B09 Juvenile myoclonic epilepsy, not intractable, without status epilepticus
G40.B1 Juvenile myoclonic epilepsy, intractable
G40.B11 Juvenile myoclonic epilepsy, intractable, with status epilepticus
G40.B19 Juvenile myoclonic epilepsy, intractable, without status epilepticus
G40.4 Other generalized epilepsy and epileptic syndromes
G40.40 Other generalized epilepsy and epileptic syndromes, not intractable
G40.401 Other generalized epilepsy and epileptic syndromes, not intractable, with status epilepticus
G40.409 Other generalized epilepsy and epileptic syndromes, not intractable, without status epilepticus
G40.41 Other generalized epilepsy and epileptic syndromes, intractable
G40.411 Other generalized epilepsy and epileptic syndromes, intractable, with status epilepticus
G40.419 Other generalized epilepsy and epileptic syndromes, intractable, without status epilepticus
G40.42 Cyclin-Dependent Kinase-Like 5 Deficiency Disorder
G40.5 Epileptic seizures related to external causes
G40.50 Epileptic seizures related to external causes, not intractable
G40.501 Epileptic seizures related to external causes, not intractable, with status epilepticus
G40.509 Epileptic seizures related to external causes, not intractable, without status epilepticus
G40.8 Other epilepsy and recurrent seizures
G40.80 Other epilepsy
G40.801 Other epilepsy, not intractable, with status epilepticus
G40.802 Other epilepsy, not intractable, without status epilepticus
G40.803 Other epilepsy, intractable, with status epilepticus
G40.804 Other epilepsy, intractable, without status epilepticus
G40.81 Lennox-Gastaut syndrome
G40.811 Lennox-Gastaut syndrome, not intractable, with status epilepticus
G40.812 Lennox-Gastaut syndrome, not intractable, without status epilepticus
G40.813 Lennox-Gastaut syndrome, intractable, with status epilepticus
G40.814 Lennox-Gastaut syndrome, intractable, without status epilepticus
G40.82 Epileptic spasms
G40.821 Epileptic spasms, not intractable, with status epilepticus
G40.822 Epileptic spasms, not intractable, without status epilepticus
G40.823 Epileptic spasms, intractable, with status epilepticus
G40.824 Epileptic spasms, intractable, without status epilepticus
G40.83 Dravet syndrome
G40.833 Dravet syndrome, intractable, with status epilepticus
G40.834 Dravet syndrome, intractable, without status epilepticus
G40.89 Other seizures
G40.9 Epilepsy, unspecified
G40.90 Epilepsy, unspecified, not intractable
G40.901 Epilepsy, unspecified, not intractable, with status epilepticus
G40.909 Epilepsy, unspecified, not intractable, without status epilepticus
G40.91 Epilepsy, unspecified, intractable
G40.911 Epilepsy, unspecified, intractable, with status epilepticus
G40.919 Epilepsy, unspecified, intractable, without status epilepticus