1. 2021/2022 ICD-10-CM Index
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2. 'E' Terms
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3. Index Terms Starting With 'E' (Epilepsy, epileptic, epilepsia)

Index Terms Starting With 'E' (Epilepsy, epileptic, epilepsia)

• 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 Billable/Specific Code

  Applicable To

  • Epilepsy NOS
  • Epileptic convulsions NOS
  • Epileptic fits NOS
  • Epileptic seizures NOS
  • Recurrent seizures NOS
  • Seizure disorder NOS

  • akinetic - see Epilepsy, generalized, specified NEC
  • benign childhood with centrotemporal EEG spikes - see Epilepsy, localization-related, idiopathic
  • benign myoclonic in infancy G40.80-
    ICD-10-CM Diagnosis Code G40.80-

    Other epilepsy

    2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
  • Bravais-jacksonian - see Epilepsy, localization-related, symptomatic, with simple partial seizures
  • childhood
    • absence G40.A09
      ICD-10-CM Diagnosis Code G40.A09

      Absence epileptic syndrome, not intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • intractable G40.A19
        ICD-10-CM Diagnosis Code G40.A19

        Absence epileptic syndrome, intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • with status epilepticus G40.A11
          ICD-10-CM Diagnosis Code G40.A11

          Absence epileptic syndrome, intractable, with status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • without status epilepticus G40.A19
          ICD-10-CM Diagnosis Code G40.A19

          Absence epileptic syndrome, intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • not intractable G40.A09
        ICD-10-CM Diagnosis Code G40.A09

        Absence epileptic syndrome, not intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • with status epilepticus G40.A01
          ICD-10-CM Diagnosis Code G40.A01

          Absence epileptic syndrome, not intractable, with status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • without status epilepticus G40.A09
          ICD-10-CM Diagnosis Code G40.A09

          Absence epileptic syndrome, not intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    • with occipital EEG paroxysms - see Epilepsy, localization-related, idiopathic
  • climacteric - see Epilepsy, specified NEC
  • cysticercosis B69.0
    ICD-10-CM Diagnosis Code B69.0

    Cysticercosis of central nervous system

    2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
  • deterioration F06.8
    (mental)
    ICD-10-CM Diagnosis Code F06.8

    Other specified mental disorders due to known physiological condition

    2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

    Applicable To

    • Epileptic psychosis NOS
    • Obsessive-compulsive and related disorder due to a known physiological condition
    • Organic dissociative disorder
    • Organic emotionally labile [asthenic] disorder
  • due to syphilis A52.19
    ICD-10-CM Diagnosis Code A52.19

    Other symptomatic neurosyphilis

    2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

    Applicable To

    • Syphilitic parkinsonism
  • focal - see Epilepsy, localization-related, symptomatic, with simple partial seizures
  • generalized
    • idiopathic G40.309
      ICD-10-CM Diagnosis Code G40.309

      Generalized idiopathic epilepsy and epileptic syndromes, not intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

      Applicable To

      • Generalized idiopathic epilepsy and epileptic syndromes NOS
      • intractable G40.319
        ICD-10-CM Diagnosis Code G40.319

        Generalized idiopathic epilepsy and epileptic syndromes, intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • with status epilepticus G40.311
          ICD-10-CM Diagnosis Code G40.311

          Generalized idiopathic epilepsy and epileptic syndromes, intractable, with status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • without status epilepticus G40.319
          ICD-10-CM Diagnosis Code G40.319

          Generalized idiopathic epilepsy and epileptic syndromes, intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • not intractable G40.309
        ICD-10-CM Diagnosis Code G40.309

        Generalized idiopathic epilepsy and epileptic syndromes, not intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

        Applicable To

        • Generalized idiopathic epilepsy and epileptic syndromes NOS
        • with status epilepticus G40.301
          ICD-10-CM Diagnosis Code G40.301

          Generalized idiopathic epilepsy and epileptic syndromes, not intractable, with status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • without status epilepticus G40.309
          ICD-10-CM Diagnosis Code G40.309

          Generalized idiopathic epilepsy and epileptic syndromes, not intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

          Applicable To

          • Generalized idiopathic epilepsy and epileptic syndromes NOS
    • specified NEC G40.409
      ICD-10-CM Diagnosis Code G40.409

      Other generalized epilepsy and epileptic syndromes, not intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • intractable G40.419
        ICD-10-CM Diagnosis Code G40.419

        Other generalized epilepsy and epileptic syndromes, intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • with status epilepticus G40.411
          ICD-10-CM Diagnosis Code G40.411

          Other generalized epilepsy and epileptic syndromes, intractable, with status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • without status epilepticus G40.419
          ICD-10-CM Diagnosis Code G40.419

          Other generalized epilepsy and epileptic syndromes, intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • not intractable G40.409
        ICD-10-CM Diagnosis Code G40.409

        Other generalized epilepsy and epileptic syndromes, not intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • with status epilepticus G40.401
          ICD-10-CM Diagnosis Code G40.401

          Other generalized epilepsy and epileptic syndromes, not intractable, with status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • without status epilepticus G40.409
          ICD-10-CM Diagnosis Code G40.409

          Other generalized epilepsy and epileptic syndromes, not intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
  • impulsive petit mal - see Epilepsy, juvenile myoclonic
  • intractable G40.919
    ICD-10-CM Diagnosis Code G40.919

    Epilepsy, unspecified, intractable, without status epilepticus

    2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    • with status epilepticus G40.911
      ICD-10-CM Diagnosis Code G40.911

      Epilepsy, unspecified, intractable, with status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    • without status epilepticus G40.919
      ICD-10-CM Diagnosis Code G40.919

      Epilepsy, unspecified, intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
  • juvenile absence G40.A09
    ICD-10-CM Diagnosis Code G40.A09

    Absence epileptic syndrome, not intractable, without status epilepticus

    2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    • intractable G40.A19
      ICD-10-CM Diagnosis Code G40.A19

      Absence epileptic syndrome, intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • with status epilepticus G40.A11
        ICD-10-CM Diagnosis Code G40.A11

        Absence epileptic syndrome, intractable, with status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • without status epilepticus G40.A19
        ICD-10-CM Diagnosis Code G40.A19

        Absence epileptic syndrome, intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    • not intractable G40.A09
      ICD-10-CM Diagnosis Code G40.A09

      Absence epileptic syndrome, not intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • with status epilepticus G40.A01
        ICD-10-CM Diagnosis Code G40.A01

        Absence epileptic syndrome, not intractable, with status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • without status epilepticus G40.A09
        ICD-10-CM Diagnosis Code G40.A09

        Absence epileptic syndrome, not intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
  • juvenile myoclonic G40.B09
    ICD-10-CM Diagnosis Code G40.B09

    Juvenile myoclonic epilepsy, not intractable, without status epilepticus

    2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    • intractable G40.B19
      ICD-10-CM Diagnosis Code G40.B19

      Juvenile myoclonic epilepsy, intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • with status epilepticus G40.B11
        ICD-10-CM Diagnosis Code G40.B11

        Juvenile myoclonic epilepsy, intractable, with status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • without status epilepticus G40.B19
        ICD-10-CM Diagnosis Code G40.B19

        Juvenile myoclonic epilepsy, intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    • not intractable G40.B09
      ICD-10-CM Diagnosis Code G40.B09

      Juvenile myoclonic epilepsy, not intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • with status epilepticus G40.B01
        ICD-10-CM Diagnosis Code G40.B01

        Juvenile myoclonic epilepsy, not intractable, with status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • without status epilepticus G40.B09
        ICD-10-CM Diagnosis Code G40.B09

        Juvenile myoclonic epilepsy, not intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
  • localization-related (focal) (partial)
    • idiopathic G40.009
      ICD-10-CM Diagnosis Code G40.009

      Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

      Applicable To

      • Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset NOS
      • with seizures of localized onset G40.009
        ICD-10-CM Diagnosis Code G40.009

        Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

        Applicable To

        • Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset NOS
        • intractable G40.019
          ICD-10-CM Diagnosis Code G40.019

          Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
          • with status epilepticus G40.011
            ICD-10-CM Diagnosis Code G40.011

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

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
          • without status epilepticus G40.019
            ICD-10-CM Diagnosis Code G40.019

            Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable, without status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • not intractable G40.009
          ICD-10-CM Diagnosis Code G40.009

          Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

          Applicable To

          • Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset NOS
          • with status epilepticus G40.001
            ICD-10-CM Diagnosis Code G40.001

            Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, with status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
          • without status epilepticus G40.009
            ICD-10-CM Diagnosis Code G40.009

            Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, without status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

            Applicable To

            • Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset NOS
    • 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 2022 Billable/Specific Code

        Applicable To

        • Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures NOS
        • intractable G40.219
          ICD-10-CM Diagnosis Code G40.219

          Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
          • with status epilepticus G40.211
            ICD-10-CM Diagnosis Code G40.211

            Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, intractable, with status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
          • without status epilepticus G40.219
            ICD-10-CM Diagnosis Code G40.219

            Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, intractable, without status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • 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 2022 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 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 2022 Billable/Specific Code
          • without status epilepticus 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 2022 Billable/Specific Code

            Applicable To

            • Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures NOS
      • with simple partial seizures G40.109
        ICD-10-CM Diagnosis Code G40.109

        Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

        Applicable To

        • Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures NOS
        • intractable G40.119
          ICD-10-CM Diagnosis Code G40.119

          Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
          • with status epilepticus G40.111
            ICD-10-CM Diagnosis Code G40.111

            Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable, with status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
          • without status epilepticus G40.119
            ICD-10-CM Diagnosis Code G40.119

            Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable, without status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • not intractable G40.109
          ICD-10-CM Diagnosis Code G40.109

          Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

          Applicable To

          • Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures NOS
          • with status epilepticus G40.101
            ICD-10-CM Diagnosis Code G40.101

            Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable, with status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
          • without status epilepticus G40.109
            ICD-10-CM Diagnosis Code G40.109

            Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable, without status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

            Applicable To

            • Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures NOS
  • myoclonus, myoclonic - see also Epilepsy, generalized, specified NEC
    • progressive - see Epilepsy, generalized, idiopathic
    • severe, in infancy G40.83-
      (SMEI)
      ICD-10-CM Diagnosis Code G40.83-

      Dravet syndrome

      2021 - New Code 2022 Non-Billable/Non-Specific Code

      Applicable To

      • Polymorphic epilepsy in infancy (PMEI)
      • Severe myoclonic epilepsy in infancy (SMEI)
  • not intractable G40.909
    ICD-10-CM Diagnosis Code G40.909

    Epilepsy, unspecified, not intractable, without status epilepticus

    2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

    Applicable To

    • Epilepsy NOS
    • Epileptic convulsions NOS
    • Epileptic fits NOS
    • Epileptic seizures NOS
    • Recurrent seizures NOS
    • Seizure disorder NOS
    • with status epilepticus G40.901
      ICD-10-CM Diagnosis Code G40.901

      Epilepsy, unspecified, not intractable, with status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    • without status epilepticus G40.909
      ICD-10-CM Diagnosis Code G40.909

      Epilepsy, unspecified, not intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

      Applicable To

      • Epilepsy NOS
      • Epileptic convulsions NOS
      • Epileptic fits NOS
      • Epileptic seizures NOS
      • Recurrent seizures NOS
      • Seizure disorder NOS
  • Note: the following terms are to be considered equivalent to intractable: pharmacoresistant (pharmacologically resistant), treatment resistant, refractory (medically)
  • on awakening - see Epilepsy, generalized, specified NEC
  • parasitic NOS B71.9
    ICD-10-CM Diagnosis Code B71.9

    Cestode infection, unspecified

    2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

    Applicable To

    • Tapeworm (infection) NOS
  • partialis continua G40.1-
    - see also Kozhevnikof's epilepsy
    ICD-10-CM Diagnosis Code G40.1-

    Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures

    2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code

    Applicable To

    • Attacks without alteration of consciousness
    • Epilepsia partialis continua [Kozhevnikof]
    • Simple partial seizures developing into secondarily generalized seizures
  • peripheral - see Epilepsy, specified NEC
  • polymorphic, in infancy G40.83-
    (PMEI)
    ICD-10-CM Diagnosis Code G40.83-

    Dravet syndrome

    2021 - New Code 2022 Non-Billable/Non-Specific Code

    Applicable To

    • Polymorphic epilepsy in infancy (PMEI)
    • Severe myoclonic epilepsy in infancy (SMEI)
  • procursiva - see Epilepsy, localization-related, symptomatic, with simple partial seizures
  • progressive (familial) - see Epilepsy, generalized, idiopathic
  • reflex - see Epilepsy, specified NEC
  • related to
    • alcohol G40.509
      ICD-10-CM Diagnosis Code G40.509

      Epileptic seizures related to external causes, not intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

      Applicable To

      • Epileptic seizures related to external causes, NOS
      • not intractable G40.509
        ICD-10-CM Diagnosis Code G40.509

        Epileptic seizures related to external causes, not intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

        Applicable To

        • Epileptic seizures related to external causes, NOS
        • with status epilepticus G40.501
          ICD-10-CM Diagnosis Code G40.501

          Epileptic seizures related to external causes, not intractable, with status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • without status epliepticus G40.509
          ICD-10-CM Diagnosis Code G40.509

          Epileptic seizures related to external causes, not intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

          Applicable To

          • Epileptic seizures related to external causes, NOS
    • drugs G40.509
      ICD-10-CM Diagnosis Code G40.509

      Epileptic seizures related to external causes, not intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

      Applicable To

      • Epileptic seizures related to external causes, NOS
      • not intractable G40.509
        ICD-10-CM Diagnosis Code G40.509

        Epileptic seizures related to external causes, not intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

        Applicable To

        • Epileptic seizures related to external causes, NOS
        • with status epilepticus G40.501
          ICD-10-CM Diagnosis Code G40.501

          Epileptic seizures related to external causes, not intractable, with status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • without status epliepticus G40.509
          ICD-10-CM Diagnosis Code G40.509

          Epileptic seizures related to external causes, not intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

          Applicable To

          • Epileptic seizures related to external causes, NOS
    • external causes G40.509
      ICD-10-CM Diagnosis Code G40.509

      Epileptic seizures related to external causes, not intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

      Applicable To

      • Epileptic seizures related to external causes, NOS
      • not intractable G40.509
        ICD-10-CM Diagnosis Code G40.509

        Epileptic seizures related to external causes, not intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

        Applicable To

        • Epileptic seizures related to external causes, NOS
        • with status epilepticus G40.501
          ICD-10-CM Diagnosis Code G40.501

          Epileptic seizures related to external causes, not intractable, with status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • without status epliepticus G40.509
          ICD-10-CM Diagnosis Code G40.509

          Epileptic seizures related to external causes, not intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

          Applicable To

          • Epileptic seizures related to external causes, NOS
    • hormonal changes G40.509
      ICD-10-CM Diagnosis Code G40.509

      Epileptic seizures related to external causes, not intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

      Applicable To

      • Epileptic seizures related to external causes, NOS
      • not intractable G40.509
        ICD-10-CM Diagnosis Code G40.509

        Epileptic seizures related to external causes, not intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

        Applicable To

        • Epileptic seizures related to external causes, NOS
        • with status epilepticus G40.501
          ICD-10-CM Diagnosis Code G40.501

          Epileptic seizures related to external causes, not intractable, with status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • without status epliepticus G40.509
          ICD-10-CM Diagnosis Code G40.509

          Epileptic seizures related to external causes, not intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

          Applicable To

          • Epileptic seizures related to external causes, NOS
    • sleep deprivation G40.509
      ICD-10-CM Diagnosis Code G40.509

      Epileptic seizures related to external causes, not intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

      Applicable To

      • Epileptic seizures related to external causes, NOS
      • not intractable G40.509
        ICD-10-CM Diagnosis Code G40.509

        Epileptic seizures related to external causes, not intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

        Applicable To

        • Epileptic seizures related to external causes, NOS
        • with status epilepticus G40.501
          ICD-10-CM Diagnosis Code G40.501

          Epileptic seizures related to external causes, not intractable, with status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • without status epliepticus G40.509
          ICD-10-CM Diagnosis Code G40.509

          Epileptic seizures related to external causes, not intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

          Applicable To

          • Epileptic seizures related to external causes, NOS
    • stress G40.509
      ICD-10-CM Diagnosis Code G40.509

      Epileptic seizures related to external causes, not intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

      Applicable To

      • Epileptic seizures related to external causes, NOS
      • not intractable G40.509
        ICD-10-CM Diagnosis Code G40.509

        Epileptic seizures related to external causes, not intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

        Applicable To

        • Epileptic seizures related to external causes, NOS
        • with status epilepticus G40.501
          ICD-10-CM Diagnosis Code G40.501

          Epileptic seizures related to external causes, not intractable, with status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • without status epliepticus G40.509
          ICD-10-CM Diagnosis Code G40.509

          Epileptic seizures related to external causes, not intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

          Applicable To

          • Epileptic seizures related to external causes, NOS
  • somatomotor - see Epilepsy, localization-related, symptomatic, with simple partial seizures
  • somatosensory - see Epilepsy, localization-related, symptomatic, with simple partial seizures
  • spasms G40.822
    ICD-10-CM Diagnosis Code G40.822

    Epileptic spasms, not intractable, without status epilepticus

    2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    • intractable G40.824
      ICD-10-CM Diagnosis Code G40.824

      Epileptic spasms, intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • with status epilepticus G40.823
        ICD-10-CM Diagnosis Code G40.823

        Epileptic spasms, intractable, with status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • without status epilepticus G40.824
        ICD-10-CM Diagnosis Code G40.824

        Epileptic spasms, intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    • not intractable G40.822
      ICD-10-CM Diagnosis Code G40.822

      Epileptic spasms, not intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • with status epilepticus G40.821
        ICD-10-CM Diagnosis Code G40.821

        Epileptic spasms, not intractable, with status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • without status epilepticus G40.822
        ICD-10-CM Diagnosis Code G40.822

        Epileptic spasms, not intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
  • specified NEC G40.802
    ICD-10-CM Diagnosis Code G40.802

    Other epilepsy, not intractable, without status epilepticus

    2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

    Applicable To

    • Other epilepsy NOS
    • Other epilepsy without intractability without status epilepticus
    • intractable G40.804
      ICD-10-CM Diagnosis Code G40.804

      Other epilepsy, intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • with status epilepticus G40.803
        ICD-10-CM Diagnosis Code G40.803

        Other epilepsy, intractable, with status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • without status epilepticus G40.804
        ICD-10-CM Diagnosis Code G40.804

        Other epilepsy, intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    • not intractable G40.802
      ICD-10-CM Diagnosis Code G40.802

      Other epilepsy, not intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

      Applicable To

      • Other epilepsy NOS
      • Other epilepsy without intractability without status epilepticus
      • with status epilepticus G40.801
        ICD-10-CM Diagnosis Code G40.801

        Other epilepsy, not intractable, with status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

        Applicable To

        • Other epilepsy without intractability with status epilepticus
      • without status epilepticus G40.802
        ICD-10-CM Diagnosis Code G40.802

        Other epilepsy, not intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

        Applicable To

        • Other epilepsy NOS
        • Other epilepsy without intractability without status epilepticus
  • syndromes
    • generalized
      • idiopathic G40.309
        ICD-10-CM Diagnosis Code G40.309

        Generalized idiopathic epilepsy and epileptic syndromes, not intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

        Applicable To

        • Generalized idiopathic epilepsy and epileptic syndromes NOS
        • intractable G40.319
          ICD-10-CM Diagnosis Code G40.319

          Generalized idiopathic epilepsy and epileptic syndromes, intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
          • with status epilepticus G40.311
            ICD-10-CM Diagnosis Code G40.311

            Generalized idiopathic epilepsy and epileptic syndromes, intractable, with status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
          • without status epilepticus G40.319
            ICD-10-CM Diagnosis Code G40.319

            Generalized idiopathic epilepsy and epileptic syndromes, intractable, without status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • not intractable G40.309
          ICD-10-CM Diagnosis Code G40.309

          Generalized idiopathic epilepsy and epileptic syndromes, not intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

          Applicable To

          • Generalized idiopathic epilepsy and epileptic syndromes NOS
          • with status epilepticus G40.301
            ICD-10-CM Diagnosis Code G40.301

            Generalized idiopathic epilepsy and epileptic syndromes, not intractable, with status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
          • without status epilepticus G40.309
            ICD-10-CM Diagnosis Code G40.309

            Generalized idiopathic epilepsy and epileptic syndromes, not intractable, without status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

            Applicable To

            • Generalized idiopathic epilepsy and epileptic syndromes NOS
      • specified NEC G40.409
        ICD-10-CM Diagnosis Code G40.409

        Other generalized epilepsy and epileptic syndromes, not intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • intractable G40.419
          ICD-10-CM Diagnosis Code G40.419

          Other generalized epilepsy and epileptic syndromes, intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
          • with status epilepticus G40.411
            ICD-10-CM Diagnosis Code G40.411

            Other generalized epilepsy and epileptic syndromes, intractable, with status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
          • without status epilepticus G40.419
            ICD-10-CM Diagnosis Code G40.419

            Other generalized epilepsy and epileptic syndromes, intractable, without status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • not intractable G40.409
          ICD-10-CM Diagnosis Code G40.409

          Other generalized epilepsy and epileptic syndromes, not intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
          • with status epilepticus G40.401
            ICD-10-CM Diagnosis Code G40.401

            Other generalized epilepsy and epileptic syndromes, not intractable, with status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
          • without status epilepticus G40.409
            ICD-10-CM Diagnosis Code G40.409

            Other generalized epilepsy and epileptic syndromes, not intractable, without status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    • localization-related (focal) (partial)
      • idiopathic G40.009
        ICD-10-CM Diagnosis Code G40.009

        Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

        Applicable To

        • Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset NOS
        • with seizures of localized onset G40.009
          ICD-10-CM Diagnosis Code G40.009

          Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

          Applicable To

          • Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset NOS
          • intractable G40.019
            ICD-10-CM Diagnosis Code G40.019

            Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable, without status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
            • with status epilepticus G40.011
              ICD-10-CM Diagnosis Code G40.011

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

              2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
            • without status epilepticus G40.019
              ICD-10-CM Diagnosis Code G40.019

              Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable, without status epilepticus

              2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
          • not intractable G40.009
            ICD-10-CM Diagnosis Code G40.009

            Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, without status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

            Applicable To

            • Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset NOS
            • with status epilepticus G40.001
              ICD-10-CM Diagnosis Code G40.001

              Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, with status epilepticus

              2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
            • without status epilepticus G40.009
              ICD-10-CM Diagnosis Code G40.009

              Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, without status epilepticus

              2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

              Applicable To

              • Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset NOS
      • 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 2022 Billable/Specific Code

          Applicable To

          • Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures NOS
          • intractable G40.219
            ICD-10-CM Diagnosis Code G40.219

            Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, intractable, without status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
            • with status epilepticus G40.211
              ICD-10-CM Diagnosis Code G40.211

              Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, intractable, with status epilepticus

              2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
            • without status epilepticus G40.219
              ICD-10-CM Diagnosis Code G40.219

              Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, intractable, without status epilepticus

              2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
          • 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 2022 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 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 2022 Billable/Specific Code
            • without status epilepticus 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 2022 Billable/Specific Code

              Applicable To

              • Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures NOS
        • with simple partial seizures G40.109
          ICD-10-CM Diagnosis Code G40.109

          Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

          Applicable To

          • Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures NOS
          • intractable G40.119
            ICD-10-CM Diagnosis Code G40.119

            Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable, without status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
            • with status epilepticus G40.111
              ICD-10-CM Diagnosis Code G40.111

              Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable, with status epilepticus

              2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
            • without status epilepticus G40.119
              ICD-10-CM Diagnosis Code G40.119

              Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable, without status epilepticus

              2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
          • not intractable G40.109
            ICD-10-CM Diagnosis Code G40.109

            Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable, without status epilepticus

            2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

            Applicable To

            • Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures NOS
            • with status epilepticus G40.101
              ICD-10-CM Diagnosis Code G40.101

              Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable, with status epilepticus

              2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
            • without status epilepticus G40.109
              ICD-10-CM Diagnosis Code G40.109

              Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable, without status epilepticus

              2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

              Applicable To

              • Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures NOS
    • specified NEC G40.802
      ICD-10-CM Diagnosis Code G40.802

      Other epilepsy, not intractable, without status epilepticus

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

      Applicable To

      • Other epilepsy NOS
      • Other epilepsy without intractability without status epilepticus
      • intractable G40.804
        ICD-10-CM Diagnosis Code G40.804

        Other epilepsy, intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • with status epilepticus G40.803
          ICD-10-CM Diagnosis Code G40.803

          Other epilepsy, intractable, with status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        • without status epilepticus G40.804
          ICD-10-CM Diagnosis Code G40.804

          Other epilepsy, intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • not intractable G40.802
        ICD-10-CM Diagnosis Code G40.802

        Other epilepsy, not intractable, without status epilepticus

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

        Applicable To

        • Other epilepsy NOS
        • Other epilepsy without intractability without status epilepticus
        • with status epilepticus G40.801
          ICD-10-CM Diagnosis Code G40.801

          Other epilepsy, not intractable, with status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

          Applicable To

          • Other epilepsy without intractability with status epilepticus
        • without status epilepticus G40.802
          ICD-10-CM Diagnosis Code G40.802

          Other epilepsy, not intractable, without status epilepticus

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

          Applicable To

          • Other epilepsy NOS
          • Other epilepsy without intractability without status epilepticus
  • tonic (-clonic) - see Epilepsy, generalized, specified NEC
  • twilight F05
    ICD-10-CM Diagnosis Code F05

    Delirium due to known physiological condition

    2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

    Applicable To

    • Acute or subacute brain syndrome
    • Acute or subacute confusional state (nonalcoholic)
    • Acute or subacute infective psychosis
    • Acute or subacute organic reaction
    • Acute or subacute psycho-organic syndrome
    • Delirium of mixed etiology
    • Delirium superimposed on dementia
    • Sundowning

    Code First

    • the underlying physiological condition

    Type 1 Excludes

    • delirium NOS (R41.0)

    Type 2 Excludes

    • delirium tremens alcohol-induced or unspecified (F10.231, F10.921)
  • uncinate (gyrus) - see Epilepsy, localization-related, symptomatic, with complex partial seizures
  • Unverricht (-Lundborg) (familial myoclonic) - see Epilepsy, generalized, idiopathic
  • visceral - see Epilepsy, specified NEC
  • visual - see Epilepsy, specified NEC
  • with
    • complex partial seizures - see Epilepsy, localization-related, symptomatic, with complex partial seizures
    • grand mal seizures on awakening - see Epilepsy, generalized, specified NEC
    • myoclonic absences - see Epilepsy, generalized, specified NEC
    • myoclonic-astatic seizures - see Epilepsy, generalized, specified NEC
    • simple partial seizures - see Epilepsy, localization-related, symptomatic, with simple partial seizures