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ICD-10-CM-2017 Diagnosis Codes Overview
ICD-10-CM-2017 > G00-G99 > G40-G47 > G40
G40-G47
Episodic and paroxysmal disorders
G40

Epilepsy and recurrent seizures

Info:
the following terms are to be considered equivalent to intractable: pharmacoresistant (pharmacologically resistant), treatment resistant, refractory (medically) and poorly controlled
Excl1.:
conversion disorder with seizures (icd F44.5 Conversion disorder with seizures or convulsionsF44.5)
convulsions NOS (icd R56.9 Unspecified convulsionsR56.9)
post traumatic seizures (icd R56.1 Post traumatic seizuresR56.1)
seizure (convulsive) NOS (icd R56.9 Unspecified convulsionsR56.9)
seizure of newborn (icd P90 Convulsions of newbornP90)
Excl2.:
hippocampal sclerosis (icd G93.81 Temporal sclerosisG93.81)
mesial temporal sclerosis (icd G93.81 Temporal sclerosisG93.81)
temporal sclerosis (icd G93.81 Temporal sclerosisG93.81)
Todd's paralysis (icd G83.84 Todd's paralysis (postepileptic)G83.84)
G40.0

Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset

Info:
Benign childhood epilepsy with centrotemporal EEG spikes
Childhood epilepsy with occipital EEG paroxysms
Excl1.:
adult onset localization-related epilepsy (icd G40.1 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizuresG40.1-, icd G40.2 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizuresG40.2-)
G40.00
Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable
Info:
Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset without intractability
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
Info:
Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset NOS
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

Info:
Attacks without alteration of consciousness
Epilepsia partialis continua [Kozhevnikof]
Simple partial seizures developing into secondarily generalized seizures
G40.10
Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable
Info:
Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures without intractability
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
Info:
Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures NOS
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

Info:
Attacks with alteration of consciousness, often with automatisms
Complex partial seizures developing into secondarily generalized seizures
G40.20
Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable
Info:
Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures without intractability
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
Info:
Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures NOS
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

Use add'l
MERRF syndrome, if applicable (icd E88.42 MERRF syndromeE88.42)
G40.30
Generalized idiopathic epilepsy and epileptic syndromes, not intractable
Info:
Generalized idiopathic epilepsy and epileptic syndromes without intractability
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
Info:
Generalized idiopathic epilepsy and epileptic syndromes NOS
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

Info:
Childhood absence epilepsy [pyknolepsy]
Juvenile absence epilepsy
Absence epileptic syndrome, NOS
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

Info:
Epilepsy with grand mal seizures on awakening
Epilepsy with myoclonic absences
Epilepsy with myoclonic-astatic seizures
Grand mal seizure NOS
Nonspecific atonic epileptic seizures
Nonspecific clonic epileptic seizures
Nonspecific myoclonic epileptic seizures
Nonspecific tonic epileptic seizures
Nonspecific tonic-clonic epileptic seizures
Symptomatic early myoclonic encephalopathy
G40.40
Other generalized epilepsy and epileptic syndromes, not intractable
Info:
Other generalized epilepsy and epileptic syndromes without intractability
Other generalized epilepsy and epileptic syndromes NOS
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
G40.5

Epileptic seizures related to external causes

Info:
Epileptic seizures related to alcohol
Epileptic seizures related to drugs
Epileptic seizures related to hormonal changes
Epileptic seizures related to sleep deprivation
Epileptic seizures related to stress
Use add'l
, if applicable, associated epilepsy and recurrent seizures (icd G40 Epilepsy and recurrent seizuresG40.-)
Use add'l
code for adverse effect, if applicable, to identify drug (icd T36-T50 Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances T36-T50 with fifth or sixth character 5)
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
Info:
Epileptic seizures related to external causes, NOS
G40.8

Other epilepsy and recurrent seizures

Info:
Epilepsies and epileptic syndromes undetermined as to whether they are focal or generalized
Landau-Kleffner syndrome
G40.80
Other epilepsy
G40.801
Other epilepsy, not intractable, with status epilepticus
Info:
Other epilepsy without intractability with status epilepticus
G40.802
Other epilepsy, not intractable, without status epilepticus
Info:
Other epilepsy NOS
Other epilepsy without intractability 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
Info:
Infantile spasms
Salaam attacks
West's syndrome
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
G40.89
Other seizures
Excl1.:
post traumatic seizures (icd R56.1 Post traumatic seizuresR56.1)
recurrent seizures NOS (icd G40.909 Epilepsy, unspecified, not intractable, without status epilepticusG40.909)
seizure NOS (icd R56.9 Unspecified convulsionsR56.9)
G40.9

Epilepsy, unspecified

G40.90
Epilepsy, unspecified, not intractable
Info:
Epilepsy, unspecified, without intractability
G40.901
Epilepsy, unspecified, not intractable, with status epilepticus
G40.909
Epilepsy, unspecified, not intractable, without status epilepticus
Info:
Epilepsy NOS
Epileptic convulsions NOS
Epileptic fits NOS
Epileptic seizures NOS
Recurrent seizures NOS
Seizure disorder NOS
G40.91
Epilepsy, unspecified, intractable
Info:
Intractable seizure disorder NOS
G40.911
Epilepsy, unspecified, intractable, with status epilepticus
G40.919
Epilepsy, unspecified, intractable, without status epilepticus


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