ICD 10 CM CODES for G00-G99 : Diseases of the nervous system (G00-G99)

ICD 10 CM Codes

Includes
This chapter contains the following blocks: G00-G09 Inflammatory diseases of the central nervous system G10-G14 Systemic atrophies primarily affecting the central nervous system G20-G26 Extrapyramidal and movement disorders G30-G32 Other degenerative diseases of the nervous system G35-G37 Demyelinating diseases of the central nervous system G40-G47 Episodic and paroxysmal disorders G50-G59 Nerve, nerve root and plexus disorders G60-G65 Polyneuropathies and other disorders of the peripheral nervous system G70-G73 Diseases of myoneural junction and muscle G80-G83 Cerebral palsy and other paralytic syndromes G89-G99 Other disorders of the nervous system
Type 2 Excludes
certain conditions originating in the perinatal period (P04-P96)
certain infectious and parasitic diseases (A00-B99)
complications of pregnancy, childbirth and the puerperium (O00-O9A)
congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
endocrine, nutritional and metabolic diseases (E00-E88)
injury, poisoning and certain other consequences of external causes (S00-T88)
neoplasms (C00-D49)
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
G00-G09	2021 ICD-10-CM Diagnosis Sections G00-G09 Inflammatory diseases of the central nervous system (G00-G09): G00 Bacterial meningitis, not elsewhere classified G01 Meningitis in bacterial diseases classified elsewhere G02 Meningitis in other infectious and parasitic diseases classified elsewhere G03 Meningitis due to other and unspecified causes G04 Encephalitis, myelitis and encephalomyelitis G05 Encephalitis, myelitis and encephalomyelitis in diseases classified elsewhere G06 Intracranial and intraspinal abscess and granuloma G07 Intracranial and intraspinal abscess and granuloma in diseases classified elsewhere G08 Intracranial and intraspinal phlebitis and thrombophlebitis G09 Sequelae of inflammatory diseases of central nervous system	Inflammatory diseases of the central nervous system (G00-G09)
G10-G14	2021 ICD-10-CM Diagnosis Sections G10-G14 Systemic atrophies primarily affecting the central nervous system (G10-G14): G10 Huntington's disease G11 Hereditary ataxia G12 Spinal muscular atrophy and related syndromes G13 Systemic atrophies primarily affecting central nervous system in diseases classified elsewhere G14 Postpolio syndrome	Systemic atrophies primarily affecting the central nervous system (G10-G14)
G20-G26	2021 ICD-10-CM Diagnosis Sections G20-G26 Extrapyramidal and movement disorders (G20-G26): G20 Parkinson's disease G21 Secondary parkinsonism G23 Other degenerative diseases of basal ganglia G24 Dystonia G25 Other extrapyramidal and movement disorders G26 Extrapyramidal and movement disorders in diseases classified elsewhere	Extrapyramidal and movement disorders (G20-G26)
G30-G32	2021 ICD-10-CM Diagnosis Sections G30-G32 Other degenerative diseases of the nervous system (G30-G32): G30 Alzheimer's disease G31 Other degenerative diseases of nervous system, not elsewhere classified G32 Other degenerative disorders of nervous system in diseases classified elsewhere	Other degenerative diseases of the nervous system (G30-G32)
G35-G37	2021 ICD-10-CM Diagnosis Sections G35-G37 Demyelinating diseases of the central nervous system (G35-G37): G35 Multiple sclerosis G36 Other acute disseminated demyelination G37 Other demyelinating diseases of central nervous system	Demyelinating diseases of the central nervous system (G35-G37)
G40-G47	2021 ICD-10-CM Diagnosis Sections G40-G47 Episodic and paroxysmal disorders (G40-G47): G40 Epilepsy and recurrent seizures G43 Migraine G44 Other headache syndromes G45 Transient cerebral ischemic attacks and related syndromes G46 Vascular syndromes of brain in cerebrovascular diseases G47 Sleep disorders	Episodic and paroxysmal disorders (G40-G47)
G50-G59	2021 ICD-10-CM Diagnosis Sections G50-G59 Nerve, nerve root and plexus disorders (G50-G59): G50 Disorders of trigeminal nerve G51 Facial nerve disorders G52 Disorders of other cranial nerves G53 Cranial nerve disorders in diseases classified elsewhere G54 Nerve root and plexus disorders G55 Nerve root and plexus compressions in diseases classified elsewhere G56 Mononeuropathies of upper limb G57 Mononeuropathies of lower limb G58 Other mononeuropathies G59 Mononeuropathy in diseases classified elsewhere	Nerve, nerve root and plexus disorders (G50-G59)
G60-G65	2021 ICD-10-CM Diagnosis Sections G60-G65 Polyneuropathies and other disorders of the peripheral nervous system (G60-G65): G60 Hereditary and idiopathic neuropathy G61 Inflammatory polyneuropathy G62 Other and unspecified polyneuropathies G63 Polyneuropathy in diseases classified elsewhere G64 Other disorders of peripheral nervous system G65 Sequelae of inflammatory and toxic polyneuropathies	Polyneuropathies and other disorders of the peripheral nervous system (G60-G65)
G70-G73	2021 ICD-10-CM Diagnosis Sections G70-G73 Diseases of myoneural junction and muscle (G70-G73): G70 Myasthenia gravis and other myoneural disorders G71 Primary disorders of muscles G72 Other and unspecified myopathies G73 Disorders of myoneural junction and muscle in diseases classified elsewhere	Diseases of myoneural junction and muscle (G70-G73)
G80-G83	2021 ICD-10-CM Diagnosis Sections G80-G83 Cerebral palsy and other paralytic syndromes (G80-G83): G80 Cerebral palsy G81 Hemiplegia and hemiparesis G82 Paraplegia (paraparesis) and quadriplegia (quadriparesis) G83 Other paralytic syndromes	Cerebral palsy and other paralytic syndromes (G80-G83)
G89-G99	2021 ICD-10-CM Diagnosis Sections G89-G99 Other disorders of the nervous system (G89-G99): G89 Pain, not elsewhere classified G90 Disorders of autonomic nervous system G91 Hydrocephalus G92 Toxic encephalopathy G93 Other disorders of brain G94 Other disorders of brain in diseases classified elsewhere G95 Other and unspecified diseases of spinal cord G96 Other disorders of central nervous system G97 Intraoperative and postprocedural complications and disorders of nervous system, not elsewhere classified G98 Other disorders of nervous system not elsewhere classified G99 Other disorders of nervous system in diseases classified elsewhere	Other disorders of the nervous system (G89-G99)

ICD 10 CM Codes

2021 ICD-10-CM Diagnosis Sections G00-G09

2021 ICD-10-CM Diagnosis Sections G10-G14

2021 ICD-10-CM Diagnosis Sections G20-G26

2021 ICD-10-CM Diagnosis Sections G30-G32

2021 ICD-10-CM Diagnosis Sections G35-G37

2021 ICD-10-CM Diagnosis Sections G40-G47

2021 ICD-10-CM Diagnosis Sections G50-G59

2021 ICD-10-CM Diagnosis Sections G60-G65

2021 ICD-10-CM Diagnosis Sections G70-G73

2021 ICD-10-CM Diagnosis Sections G80-G83

2021 ICD-10-CM Diagnosis Sections G89-G99

Medical Codes

Medical Code Indexes