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Chapter 6: Diseases of the nervous system
G89-G99

Other disorders of the nervous system

Explore the ICD-10 code range G89-G99 for other disorders of the nervous system, essential for precise clinical documentation and coding. Enhance your understanding of these conditions with detailed insights into symptoms, diagnosis, and treatment options to improve patient care and streamline healthcare workflows. Optimize your practice's coding accuracy and reimbursement processes with these specific codes.

About This Range
146+
Total codes
112+
Billable codes
34+
Non-billable codes
6
Chapters
Codes in this Range (146+)
Chapter 6: Diseases of the nervous system Range: G00-G99
G89
Pain, not elsewhere classified
G89.0
Central pain syndrome
Billable
G89.1
Acute pain, not elsewhere classified
G89.11
Acute pain due to trauma
Billable
G89.12
Acute post-thoracotomy pain
Billable
G89.18
Other acute postprocedural pain
Billable
G89.2
Chronic pain, not elsewhere classified
G89.21
Chronic pain due to trauma
Billable
G89.22
Chronic post-thoracotomy pain
Billable
G89.28
Other chronic postprocedural pain
Billable
G89.29
Other chronic pain
Billable
G89.3
Neoplasm related pain (acute) (chronic)
Billable
G89.4
Chronic pain syndrome
Billable
G90
Disorders of autonomic nervous system
G90.0
Idiopathic peripheral autonomic neuropathy
G90.01
Carotid sinus syncope
Billable
G90.09
Other idiopathic peripheral autonomic neuropathy
Billable
G90.1
Familial dysautonomia [Riley-Day]
Billable
G90.2
Horner's syndrome
Billable
G90.3
Multi-system degeneration of the autonomic nervous system
Billable
G90.4
Autonomic dysreflexia
Billable
G90.5
Complex regional pain syndrome I (CRPS I)
G90.50
Complex regional pain syndrome I, unspecified
Billable
G90.51
Complex regional pain syndrome I of upper limb
G90.511
Complex regional pain syndrome I of right upper limb
Billable
G90.512
Complex regional pain syndrome I of left upper limb
Billable
G90.513
Complex regional pain syndrome I of upper limb, bilateral
Billable
G90.519
Complex regional pain syndrome I of unspecified upper limb
Billable
G90.52
Complex regional pain syndrome I of lower limb
G90.521
Complex regional pain syndrome I of right lower limb
Billable
G90.522
Complex regional pain syndrome I of left lower limb
Billable
G90.523
Complex regional pain syndrome I of lower limb, bilateral
Billable
G90.529
Complex regional pain syndrome I of unspecified lower limb
Billable
G90.59
Complex regional pain syndrome I of other specified site
Billable
G90.8
Other disorders of autonomic nervous system
G90.81
Serotonin syndrome
Billable
G90.89
Other disorders of autonomic nervous system
Billable
G90.9
Disorder of the autonomic nervous system, unspecified
Billable
G90.A
Postural orthostatic tachycardia syndrome [POTS]
Billable
G90.B
LMNB1-related autosomal dominant leukodystrophy
Billable
G91
Hydrocephalus
G91.0
Communicating hydrocephalus
Billable
G91.1
Obstructive hydrocephalus
Billable
G91.2
(Idiopathic) normal pressure hydrocephalus
Billable
G91.3
Post-traumatic hydrocephalus, unspecified
Billable
G91.4
Hydrocephalus in diseases classified elsewhere
Billable
G91.8
Other hydrocephalus
Billable
G91.9
Hydrocephalus, unspecified
Billable
G92
Toxic encephalopathy
G92.0
Immune effector cell-associated neurotoxicity syndrome
G92.00
Immune effector cell-associated neurotoxicity syndrome, grade unspecified
Billable
G92.01
Immune effector cell-associated neurotoxicity syndrome, grade 1
Billable
G92.02
Immune effector cell-associated neurotoxicity syndrome, grade 2
Billable
G92.03
Immune effector cell-associated neurotoxicity syndrome, grade 3
Billable
G92.04
Immune effector cell-associated neurotoxicity syndrome, grade 4
Billable
G92.05
Immune effector cell-associated neurotoxicity syndrome, grade 5
Billable
G92.8
Other toxic encephalopathy
Billable
G92.9
Unspecified toxic encephalopathy
Billable
G93
Other disorders of brain
G93.0
Cerebral cysts
Billable
G93.1
Anoxic brain damage, not elsewhere classified
Billable
G93.2
Benign intracranial hypertension
Billable
G93.3
Postviral and related fatigue syndromes
G93.31
Postviral fatigue syndrome
Billable
G93.32
Myalgic encephalomyelitis/chronic fatigue syndrome
Billable
G93.39
Other post infection and related fatigue syndromes
Billable
G93.4
Other and unspecified encephalopathy
G93.40
Encephalopathy, unspecified
Billable
G93.41
Metabolic encephalopathy
Billable
G93.42
Megalencephalic leukoencephalopathy with subcortical cysts
Billable
G93.43
Leukoencephalopathy with calcifications and cysts
Billable
G93.44
Adult-onset leukodystrophy with axonal spheroids
Billable
G93.45
Developmental and epileptic encephalopathy
Billable
G93.49
Other encephalopathy
Billable
G93.5
Compression of brain
Billable
G93.6
Cerebral edema
Billable
G93.7
Reye's syndrome
Billable
G93.8
Other specified disorders of brain
G93.81
Temporal sclerosis
Billable
G93.82
Brain death
Billable
G93.89
Other specified disorders of brain
Billable
G93.9
Disorder of brain, unspecified
Billable
G94
Other disorders of brain in diseases classified elsewhere
Billable
G95
Other and unspecified diseases of spinal cord
G95.0
Syringomyelia and syringobulbia
Billable
G95.1
Vascular myelopathies
G95.11
Acute infarction of spinal cord (embolic) (nonembolic)
Billable
G95.19
Other vascular myelopathies
Billable
G95.2
Other and unspecified cord compression
G95.20
Unspecified cord compression
Billable
G95.29
Other cord compression
Billable
G95.8
Other specified diseases of spinal cord
G95.81
Conus medullaris syndrome
Billable
G95.89
Other specified diseases of spinal cord
Billable
G95.9
Disease of spinal cord, unspecified
Billable
G96
Other disorders of central nervous system
G96.0
Cerebrospinal fluid leak
G96.00
Cerebrospinal fluid leak, unspecified
Billable
G96.01
Cranial cerebrospinal fluid leak, spontaneous
Billable
G96.02
Spinal cerebrospinal fluid leak, spontaneous
Billable
G96.08
Other cranial cerebrospinal fluid leak
Billable
G96.09
Other spinal cerebrospinal fluid leak
Billable
G96.1
Disorders of meninges, not elsewhere classified
G96.11
Dural tear
Billable
G96.12
Meningeal adhesions (cerebral) (spinal)
Billable
G96.19
Other disorders of meninges, not elsewhere classified
G96.191
Perineural cyst
Billable
G96.198
Other disorders of meninges, not elsewhere classified
Billable
G96.8
Other specified disorders of central nervous system
G96.81
Intracranial hypotension
G96.810
Intracranial hypotension, unspecified
Billable
G96.811
Intracranial hypotension, spontaneous
Billable
G96.819
Other intracranial hypotension
Billable
G96.89
Other specified disorders of central nervous system
Billable
G96.9
Disorder of central nervous system, unspecified
Billable
G97
Intraoperative and postprocedural complications and disorders of nervous system, not elsewhere classified
G97.0
Cerebrospinal fluid leak from spinal puncture
Billable
G97.1
Other reaction to spinal and lumbar puncture
Billable
G97.2
Intracranial hypotension following ventricular shunting
Billable
G97.3
Intraoperative hemorrhage and hematoma of a nervous system organ or structure complicating a procedure
G97.31
Intraoperative hemorrhage and hematoma of a nervous system organ or structure complicating a nervous system procedure
Billable
G97.32
Intraoperative hemorrhage and hematoma of a nervous system organ or structure complicating other procedure
Billable
G97.4
Accidental puncture and laceration of a nervous system organ or structure during a procedure
G97.41
Accidental puncture or laceration of dura during a procedure
Billable
G97.48
Accidental puncture and laceration of other nervous system organ or structure during a nervous system procedure
Billable
G97.49
Accidental puncture and laceration of other nervous system organ or structure during other procedure
Billable
G97.5
Postprocedural hemorrhage of a nervous system organ or structure following a procedure
G97.51
Postprocedural hemorrhage of a nervous system organ or structure following a nervous system procedure
Billable
G97.52
Postprocedural hemorrhage of a nervous system organ or structure following other procedure
Billable
G97.6
Postprocedural hematoma and seroma of a nervous system organ or structure following a procedure
G97.61
Postprocedural hematoma of a nervous system organ or structure following a nervous system procedure
Billable
G97.62
Postprocedural hematoma of a nervous system organ or structure following other procedure
Billable
G97.63
Postprocedural seroma of a nervous system organ or structure following a nervous system procedure
Billable
G97.64
Postprocedural seroma of a nervous system organ or structure following other procedure
Billable
G97.8
Other intraoperative and postprocedural complications and disorders of nervous system
G97.81
Other intraoperative complications of nervous system
Billable
G97.82
Other postprocedural complications and disorders of nervous system
Billable
G97.83
Intracranial hypotension following lumbar cerebrospinal fluid shunting
Billable
G97.84
Intracranial hypotension following other procedure
Billable
G98
Other disorders of nervous system not elsewhere classified
G98.0
Neurogenic arthritis, not elsewhere classified
Billable
G98.8
Other disorders of nervous system
Billable
G99
Other disorders of nervous system in diseases classified elsewhere
G99.0
Autonomic neuropathy in diseases classified elsewhere
Billable
G99.2
Myelopathy in diseases classified elsewhere
Billable
G99.8
Other specified disorders of nervous system in diseases classified elsewhere
Billable

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Frequently Asked Questions
What are the common symptoms of other disorders of the nervous system according to ICD-10 codes G89-G99?

Common symptoms of disorders in the ICD-10 code range G89-G99 include chronic pain, neuropathy, muscle weakness, and autonomic dysfunction. These symptoms vary depending on the specific condition within this category.

How are disorders in the ICD-10 range G89-G99 diagnosed?

Disorders in the ICD-10 range G89-G99 are diagnosed using a combination of clinical evaluation, patient history, neurological examinations, and imaging studies such as MRI or CT scans to identify abnormalities in the nervous system.

What treatment options are available for conditions classified under ICD-10 codes G89-G99?

Treatment options for conditions under ICD-10 codes G89-G99 include medications like anticonvulsants and antidepressants, physical therapy, nerve blocks, and in some cases, surgical interventions. The specific treatment plan depends on the individual diagnosis and severity of the disorder.

Other disorders of the nervous system