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Migraine without aura, not intractable, with status migrainosus. This signifies a severe, persistent headache lasting over 72 hours, eventually responding to treatment, without preceding sensory disturbances.
2025 ICD-10-CM code G02
Meningitis due to other infectious and parasitic diseases classified elsewhere. This code should be used in conjunction with a code for the underlying disease.
2025 ICD-10-CM code G40.80
Other specified epilepsy not elsewhere classified.
2025 ICD-10-CM code G71
Primary disorders of muscles
2025 ICD-10-CM code G40.834
Dravet syndrome, intractable, without status epilepticus.
2025 ICD-10-CM code G47.24
Free-running type circadian rhythm sleep disorder is a condition where the body's internal clock, which regulates sleep-wake cycles, runs on a cycle longer than 24 hours. This results in the sleep-wake times shifting later each day.
2025 ICD-10-CM code G57.82
Other specified mononeuropathies of the left lower limb. This refers to damage to a single nerve in the left lower extremity, excluding common conditions like sciatica or femoral neuropathy.
2025 ICD-10-CM code G43.B0
Ophthalmoplegic migraine without aura, not intractable.
2025 ICD-10-CM code G54.9
Unspecified nerve root and plexus disorder. This code indicates a disorder affecting the nerve roots or plexus without further specification.
2025 ICD-10-CM code G71.038
Other limb girdle muscular dystrophy (LGMD). This includes LGMD R9 (FKRP-related LGMD), R22 (collagen 6-related), Limb girdle muscular dystrophy due to fukutin related protein dysfunction, and Limb girdle muscular dystrophy type 2I.
2025 ICD-10-CM code G56.8
Other specified mononeuropathies of the upper limb. This includes conditions like interdigital neuroma of the upper limb.
2025 ICD-10-CM code G56.20
Lesion of the ulnar nerve, unspecified upper limb.
2025 ICD-10-CM code G44.311
Acute post-traumatic headache, intractable. This condition involves a headache developing within 7 days of a traumatic brain injury or regaining consciousness, lasting less than 3 months, and being resistant to treatment.
2025 ICD-10-CM code G71.0
Muscular dystrophy. This is a genetic disorder characterized by progressive muscle weakness and degeneration.
2025 ICD-10-CM code G56.1
Other lesions of the median nerve, excluding carpal tunnel syndrome.
2025 ICD-10-CM code G96.09
Other spinal cerebrospinal fluid leak.This code is used to report cerebrospinal fluid leaks originating in the spine due to trauma or surgery.
2025 ICD-10-CM code G44.22
Chronic tension-type headache.A headache occurring on 15 or more days per month for at least three months.
2025 ICD-10-CM code G62.81
Critical illness polyneuropathy.Also known as acute motor neuropathy.
2025 ICD-10-CM code G83.82
Anterior cord syndrome. This syndrome is characterized by loss of motor function and sensation below the level of injury to the anterior spinal cord.
2025 ICD-10-CM code G44.329
Chronic post-traumatic headache, not intractable. This condition refers to a headache that develops within seven days of a traumatic brain injury or after regaining consciousness, lasts for more than three months, and responds to treatment.
2025 ICD-10-CM code G25.89
This code represents other specified extrapyramidal and movement disorders, encompassing conditions not captured by more specific codes within the category.
2025 ICD-10-CM code G25.70
Drug-induced movement disorder, unspecified. This diagnosis is used when a provider identifies a movement disorder caused by medication, but does not specify the type of movement disorder.
2025 ICD-10-CM code G36.8
A disorder affecting the myelin sheath of nerves in the brain, optic nerve, and spinal cord. This code represents a specific type of acute disseminated demyelination not otherwise specified.
2025 ICD-10-CM code G40.811
Lennox-Gastaut syndrome, not intractable, with status epilepticus.
2025 ICD-10-CM code G30.9
Alzheimer's disease, unspecified. This code is used when the type of Alzheimer's disease (early-onset, late-onset, or other) is not specified by the provider.
2025 ICD-10-CM code G25.79
This code signifies drug-induced movement disorders not categorized elsewhere.
2025 ICD-10-CM code G31.85
Corticobasal degeneration (CBD) is a rare, progressive neurodegenerative disorder characterized by nerve cell damage and atrophy of the cerebral cortex and basal ganglia.
2025 ICD-10-CM code G40.01
Intractable focal epilepsy with localized onset seizures.
2025 ICD-10-CM code G25.8
Other specified extrapyramidal and movement disorders. This encompasses conditions not classified under other codes in the G20-G26 range.
2025 ICD-10-CM code G25.5
Other chorea.A movement disorder characterized by irregular, involuntary, erratic movements.
2025 ICD-10-CM code G25.82
Stiff-man syndrome, a rare neurological disorder characterized by muscle rigidity, primarily affecting axial muscles and sometimes proximal limb muscles. It is often associated with painful muscle spasms that can cause injuries like fractures.
2025 ICD-10-CM code G31.9
Unspecified degenerative disease of the nervous system.
2025 ICD-10-CM code G37.5
Concentric sclerosis [Balo] of central nervous system. This is a rare demyelinating disease characterized by concentric rings of damaged myelin in the brain.
2025 ICD-10-CM code G37
Other demyelinating diseases of the central nervous system.
2025 ICD-10-CM code G40.814
Lennox-Gastaut syndrome, intractable, without status epilepticus. This is a severe form of childhood epilepsy characterized by frequent seizures of different types, cognitive impairment, and specific EEG patterns.The seizures are resistant to treatment and do not involve status epilepticus (continuous seizures or repeated seizures without regaining consciousness).
2025 ICD-10-CM code G24.09
Other drug-induced dystonia. This is a condition characterized by involuntary muscle contractions and spasms caused by medications other than neuroleptics.
2025 ICD-10-CM code G24.3
Spasmodic torticollis
2025 ICD-10-CM code G24.0
Drug-induced dystonia. Use additional code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
2025 ICD-10-CM code G24
Dystonia. Includes: dyskinesia
2025 ICD-10-CM code G23.1
Progressive supranuclear ophthalmoplegia (PSP), also known as Steele-Richardson-Olszewski syndrome.It's a rare, progressive neurodegenerative disorder affecting eye movements, balance, mobility, and thinking.
2025 ICD-10-CM code G23.8
Other specified degenerative diseases of the basal ganglia. This code is used when the documented degenerative disease of the basal ganglia is not represented by another code.
2025 ICD-10-CM code G23.2
Striatonigral degeneration, a rare progressive neurodegenerative disorder affecting movement and balance.
2025 ICD-10-CM code G31.81
Alpers disease, also known as progressive infantile poliodystrophy, is a rare, inherited neurodegenerative disorder affecting the brain, liver, and often muscles. It's characterized by seizures, developmental regression, and liver dysfunction.
2025 ICD-10-CM code G24.02
Drug-induced acute dystonia. This is a condition characterized by sudden onset of involuntary muscle contractions caused by medication.
2025 ICD-10-CM code G31.84
Mild cognitive impairment of uncertain or unknown etiology.
2025 ICD-10-CM code G24.01
Drug-induced subacute dyskinesia involves abnormal, quick involuntary movements caused by medication side effects.
2025 ICD-10-CM code G96.02
Spinal cerebrospinal fluid leak, spontaneous.This refers to the leakage of cerebrospinal fluid from the spine that occurs without a known cause.
2025 ICD-10-CM code G25.61
Drug-induced tics. Use additional code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character).
2025 ICD-10-CM code G23.0
Hallervorden-Spatz disease, also known as pantothenate kinase-associated neurodegeneration (PKAN), is a rare, inherited neurological disorder characterized by progressive extrapyramidal dysfunction, iron accumulation in the brain, and axonal spheroids in the central nervous system.
2025 ICD-10-CM code G40.019
Intractable, focal, partial, localization-related, idiopathic epilepsy and epileptic syndromes with seizures of localized onset, without status epilepticus.
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