2023 ICD-10-CM Diagnosis Code G40.B09

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Juvenile myoclonic epilepsy, not intractable, without status epilepticus

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • G40.B09 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Juvenile myoclonic epilepsy, not intractable, w/o stat epi
  • The 2023 edition of ICD-10-CM G40.B09 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of G40.B09 - other international versions of ICD-10 G40.B09 may differ.
The following code(s) above G40.B09 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.B09:
  • G00-G99
    2023 ICD-10-CM Range G00-G99

    Diseases of the nervous system

    Type 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)
    Diseases of the nervous system
  • G40
    ICD-10-CM Diagnosis Code G40

    Epilepsy and recurrent seizures

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    • 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)
    Type 2 Excludes
    Epilepsy and recurrent seizures
Approximate Synonyms
  • Juvenile myoclonic epilepsy
ICD-10-CM G40.B09 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.B09 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

Diagnosis Index entries containing back-references to G40.B09:
  • 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

ICD-10-CM Codes Adjacent To G40.B09
G40.A Absence epileptic syndrome
G40.A0 Absence epileptic syndrome, not intractable
G40.A01 …… with status epilepticus
G40.A09 …… without status epilepticus
G40.A1 Absence epileptic syndrome, intractable
G40.A11 …… with status epilepticus
G40.A19 …… without status epilepticus
G40.B Juvenile myoclonic epilepsy [impulsive petit mal]
G40.B0 Juvenile myoclonic epilepsy, not intractable
G40.B01 …… with status epilepticus
G40.B09 …… without status epilepticus
G40.B1 Juvenile myoclonic epilepsy, intractable
G40.B11 …… with status epilepticus
G40.B19 …… without status epilepticus
G40.4 Other generalized epilepsy and epileptic syndromes
G40.40 Other generalized epilepsy and epileptic syndromes, not intractable
G40.401 …… with status epilepticus
G40.409 …… without status epilepticus
G40.41 Other generalized epilepsy and epileptic syndromes, intractable
G40.411 …… with status epilepticus
G40.419 …… without status epilepticus

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.