ICD-10-CM chapter 6
Diseases of the nervous system (G00-G99)
Blocks in this chapter
- G00-G09 Inflammatory diseases of the central nervous system
- G00 Bacterial meningitis, not elsewhere classifiedHeader
- G01 Meningitis in bacterial diseases classified elsewhereBillable
- G02 Meningitis in other infectious and parasitic diseases classified elsewhereBillable
- G03 Meningitis due to other and unspecified causesHeader
- G04 Encephalitis, myelitis and encephalomyelitisHeader
- G05 Encephalitis, myelitis and encephalomyelitis in diseases classified elsewhereHeader
- G06 Intracranial and intraspinal abscess and granulomaHeader
- G07 Intracranial and intraspinal abscess and granuloma in diseases classified elsewhereBillable
- G08 Intracranial and intraspinal phlebitis and thrombophlebitisBillable
- G09 Sequelae of inflammatory diseases of central nervous systemBillable
- 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
- G50 Disorders of trigeminal nerveHeader
- G51 Facial nerve disordersHeader
- G52 Disorders of other cranial nervesHeader
- G53 Cranial nerve disorders in diseases classified elsewhereBillable
- G54 Nerve root and plexus disordersHeader
- G55 Nerve root and plexus compressions in diseases classified elsewhereBillable
- G56 Mononeuropathies of upper limbHeader
- G57 Mononeuropathies of lower limbHeader
- G58 Other mononeuropathiesHeader
- G59 Mononeuropathy in diseases classified elsewhereBillable
- G60-G65 Polyneuropathies and other disorders of the peripheral nervous system
- G60 Hereditary and idiopathic neuropathyHeader
- G61 Inflammatory polyneuropathyHeader
- G62 Other and unspecified polyneuropathiesHeader
- G63 Polyneuropathy in diseases classified elsewhereBillable
- G64 Other disorders of peripheral nervous systemBillable
- G65 Sequelae of inflammatory and toxic polyneuropathiesHeader
- G70-G73 Diseases of myoneural junction and muscle
- G80-G83 Cerebral palsy and other paralytic syndromes
- G89-G99 Other disorders of the nervous system
- G89 Pain, not elsewhere classifiedHeader
- G90 Disorders of autonomic nervous systemHeader
- G91 HydrocephalusHeader
- G92 Toxic encephalopathyHeader
- G93 Other disorders of brainHeader
- G94 Other disorders of brain in diseases classified elsewhereBillable
- G95 Other and unspecified diseases of spinal cordHeader
- G96 Other disorders of central nervous systemHeader
- G97 Intraoperative and postprocedural complications and disorders of nervous system, not elsewhere classifiedHeader
- G98 Other disorders of nervous system not elsewhere classifiedHeader
- G99 Other disorders of nervous system in diseases classified elsewhereHeader
Notes for the whole chapter
Excludes2 Not part of this condition, but a patient can have both: report both codes when both apply.
- 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)
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