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ICD-10-CM Chapter 6
Diseases of the nervous system

Chapter 6 of the 2016 edition of the ICD-10-CM contains ICD codes that cover diseases of the nervous system, in the code range G00-G99.

Code Range Section Description
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

Coding Notes for Chapter 6

Chapter Type-2 Excludes:
Type-2 Excludes
Type-2 Excludes means the excluded conditions are different, although they may appear similar. A patient may have both conditions, but one does not include the other. Excludes 2 means "not coded here."
Certain conditions originating in the perinatal period - instead, use Section P04-P96
Certain infectious and parasitic diseases - instead, use Section A00-B99
Complications of pregnancy, childbirth and the puerperium - instead, use Section O00-O9A
Congenital malformations, deformations, and chromosomal abnormalities - instead, use Section Q00-Q99
Endocrine, nutritional and metabolic diseases - instead, use Section E00-E88
Injury, poisoning and certain other consequences of external causes - instead, use Section S00-T88
Neoplasms - instead, use Section C00-D49
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified - instead, use Section R00-R94

** This Document Provided By ICD.Codes **
Source: http://icd.codes/icd10cm/chapter6