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ICD-10-CM Codes
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G00-G99
Diseases of the nervous system
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G40-G47
Episodic and paroxysmal disorders
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G40-
Epilepsy and recurrent seizures
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2021 ICD-10-CM Diagnosis Code G40.201
2021 ICD-10-CM Diagnosis Code G40.201
Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable, with status epilepticus
2016 2017 2018 2019 2020 2021 Billable/Specific Code
- G40.201 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- Short description: Local-rel symptc epi w cmplx prt seiz, not ntrct, w stat epi
- The 2021 edition of ICD-10-CM G40.201 became effective on October 1, 2020.
- This is the American ICD-10-CM version of G40.201 - other international versions of ICD-10 G40.201 may differ.
The following code(s) above
G40.201 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
- Applicable To annotations, or
- Code Also annotations, or
- Code First annotations, or
- Excludes1 annotations, or
- Excludes2 annotations, or
- Includes annotations, or
- Note annotations, or
- Use Additional annotations
that may be applicable to
G40.201:
- G00-G99
2021 ICD-10-CM Range G00-G99
Diseases of the nervous systemType 2 Excludes- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- G40
ICD-10-CM Diagnosis Code G40
Epilepsy and recurrent seizures
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
Note- the following terms are to be considered equivalent to intractable: pharmacoresistant (pharmacologically resistant), treatment resistant, refractory (medically) and poorly controlled
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)
- G40.2
ICD-10-CM Diagnosis Code G40.2
Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
Applicable To- Attacks with alteration of consciousness, often with automatisms
- Complex partial seizures developing into secondarily generalized seizures
- G40.20
ICD-10-CM Diagnosis Code G40.20
Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
Applicable To- Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures without intractability
- Epilepsy, complex partial seizures
- Status epilepticus due to complex partial seizures
ICD-10-CM G40.201 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
- 023 Craniotomy with major device implant or acute complex cns principal diagnosis with mcc or chemotherapy implant or epilepsy with neurostimulator
- 100 Seizures with mcc
- 101 Seizures without mcc
Convert G40.201 to ICD-9-CM
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- Epilepsy, epileptic, epilepsia (attack) (cerebral) (convulsion) (fit) (seizure) G40.909
ICD-10-CM Diagnosis Code G40.909
Epilepsy, unspecified, not intractable, without status epilepticus
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Epilepsy NOS
- Epileptic convulsions NOS
- Epileptic fits NOS
- Epileptic seizures NOS
- Recurrent seizures NOS
- Seizure disorder NOS
- localization-related (focal) (partial)
- symptomatic
- with complex partial seizures G40.209
ICD-10-CM Diagnosis Code G40.209
Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable, without status epilepticus
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures NOS
- not intractable G40.209
ICD-10-CM Diagnosis Code G40.209
Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable, without status epilepticus
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures NOS
- with status epilepticus G40.201
- syndromes
- localization-related (focal) (partial)
- symptomatic
- with complex partial seizures G40.209
ICD-10-CM Diagnosis Code G40.209
Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable, without status epilepticus
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures NOS
- not intractable G40.209
ICD-10-CM Diagnosis Code G40.209
Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable, without status epilepticus
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures NOS
- with status epilepticus G40.201
ICD-10-CM Codes Adjacent To G40.201
G40.019 …… 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
G40.109 …… without status epilepticus
G40.11 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable
G40.119 …… 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
…… with status epilepticus
G40.209 …… without status epilepticus
G40.21 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, intractable
G40.219 …… without status epilepticus
G40.3 Generalized idiopathic epilepsy and epileptic syndromes
G40.30 Generalized idiopathic epilepsy and epileptic syndromes, not intractable
G40.309 …… without status epilepticus
G40.31 Generalized idiopathic epilepsy and epileptic syndromes, intractable
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
