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ICD-10-CM Codes
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G00-G99
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G40-G47
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G40-
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2023 ICD-10-CM Diagnosis Code G40.919
2023 ICD-10-CM Diagnosis Code G40.919
Epilepsy, unspecified, intractable, without status epilepticus
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
- G40.919 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- Short description: Epilepsy, unsp, intractable, without status epilepticus
- The 2023 edition of ICD-10-CM G40.919 became effective on October 1, 2022.
- This is the American ICD-10-CM version of G40.919 - other international versions of ICD-10 G40.919 may differ.
The following code(s) above
G40.919 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
G40.919:
- G00-G99
2023 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 2022 2023 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)
- G40.91
ICD-10-CM Diagnosis Code G40.91
Epilepsy, unspecified, intractable
2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
Applicable To- Intractable seizure disorder NOS
- Epilepsy, intractable
- Refractory epilepsy
- Seizures, unclassified epileptic , intractable
ICD-10-CM G40.919 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
- 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 G40.919 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
- 2022 (effective 10/1/2021): No change
- 2023 (effective 10/1/2022): No change
- Disorder (of) - see also Disease
- seizure G40.909 - see also Epilepsy
ICD-10-CM Diagnosis Code G40.909
Epilepsy, unspecified, not intractable, without status epilepticus
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To- Epilepsy NOS
- Epileptic convulsions NOS
- Epileptic fits NOS
- Epileptic seizures NOS
- Recurrent seizures NOS
- Seizure disorder NOS
- 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 2022 2023 Billable/Specific Code
Applicable To- Epilepsy NOS
- Epileptic convulsions NOS
- Epileptic fits NOS
- Epileptic seizures NOS
- Recurrent seizures NOS
- Seizure disorder NOS
- Seizure(s) R56.9 - see also Convulsions
ICD-10-CM Diagnosis Code R56.9
Unspecified convulsions
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To- Convulsion disorder
- Fit NOS
- Recurrent convulsions
- Seizure(s) (convulsive) NOS
ICD-10-CM Codes Adjacent To G40.919
G40.833 …… intractable, with status epilepticus
G40.834 …… intractable, without status epilepticus
G40.9 Epilepsy, unspecified
G40.90 Epilepsy, unspecified, not intractable
G40.909 …… without status epilepticus
G40.91 Epilepsy, unspecified, intractable
G40.919
…… without status epilepticus
G43.0 Migraine without aura
G43.00 Migraine without aura, not intractable
G43.009 …… without status migrainosus
G43.01 Migraine without aura, intractable
G43.019 …… without status migrainosus
G43.10 Migraine with aura, not intractable
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
