New 2021 ICD-10 Codes

New ICD-10 codes for the fiscal year 2021 for Diseases of the nervous system (G00–G99)

Diseases of the nervous system (G00–G99)

  • G11.10 - Early-onset cerebellar ataxia, unspecified
  • G11.11 - Friedreich ataxia
  • G11.19 - Other early-onset cerebellar ataxia
  • G40.42 - Cyclin-Dependent Kinase-Like 5 Deficiency Disorder
  • G40.833 - Dravet syndrome, intractable, with status epilepticus
  • G40.834 - Dravet syndrome, intractable, without status epilepticus
  • G71.20 - Congenital myopathy, unspecifed
  • G71.21 - Nemaline myopathy
  • G71.220 - X-linked myotubular myopathy
  • G71.228 - Other centronuclear myopathy
  • G71.29 - Other congenital myopathy
  • G96.00 - Cerebrospinal fluid leak, unspecified
  • G96.01 - Cranial cerebrospinal fluid leak, spontaneous
  • G96.02 - Spinal cerebrospinal fluid leak, spontaneous
  • G96.08 - Other cranial cerebrospinal fluid leak
  • G96.09 - Other spinal cerebrospinal fluid leak
  • G96.191 - Perineural cyst
  • G96.198 - Other disorders of meninges, not elsewhere classified
  • G96.810 - Intracranial hypotension, unspecified
  • G96.811 - Intracranial hypotension, spontaneous
  • G96.819 - Other intracranial hypotension
  • G96.89 - Other specified disorders of central nervous system
  • G97.83 - Intracranial hypotension following lumbar CSF shunting
  • G97.84 - Intracranial hypotension following other procedure