1. ICD-10-CM Codes
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2. G00-G99 Diseases of the nervous system
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3. G40-G47 Episodic and paroxysmal disorders
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4. G40- Epilepsy and recurrent seizures
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2019 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 Billable/Specific Code

• G40.101 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 simp part seiz, not ntrct, w stat epi
• The 2019 edition of ICD-10-CM G40.101 became effective on October 1, 2018.
• This is the American ICD-10-CM version of G40.101 - other international versions of ICD-10 G40.101 may differ.

• Epilepsy, partial
• Epilepsy, simple partial with status epilepticus
• Seizure, simple partial
• Simple partial seizure, consciousness not impaired
• Simple partial status epilepticus

• 023 Craniotomy with major device implant or acute complex cns pdx with mcc or chemotherapy implant or epilepsy with neurostimulator
• 024 Craniotomy with major device implant or acute complex cns pdx without mcc
• 100 Seizures with mcc
• 101 Seizures without mcc

Convert G40.101 to ICD-9-CM

• 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

• 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 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 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 Billable/Specific Code

        Applicable To

        • Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures NOS
        • 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 Billable/Specific Code

          Applicable To

          • Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures NOS
          • with status epilepticus G40.101
  • syndromes
    • localization-related (focal) (partial)
      • symptomatic
        • 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 Billable/Specific Code

          Applicable To

          • Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures NOS
          • 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 Billable/Specific Code

            Applicable To

            • Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures NOS
            • with status epilepticus G40.101
• Kozhevnikof's epilepsy 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 Billable/Specific Code

  Applicable To

  • Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures NOS
  • 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 Billable/Specific Code

    Applicable To

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

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