G23
Non-billableOther degenerative diseases of basal ganglia
Other degenerative diseases of basal ganglia
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 2
Conditions not included here, but the patient may have both
- 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)
- multi-system degeneration of the autonomic nervous system (G90.3)
Child Codes (6)
G23.0Hallervorden-Spatz disease
G23.1Progressive supranuclear ophthalmoplegia
G23.2Striatonigral degeneration
G23.3Hypomyelination with atrophy of basal ganglia and cerebellum
G23.8Other specified degenerative diseases of basal ganglia
G23.9Degenerative disease of basal ganglia, unspecified
Also Known As / Clinical Terms
Frequently Asked Questions
What is ICD-10 code G23?
ICD-10-CM code G23 represents "Other degenerative diseases of basal ganglia". It is a non-billable header code — use a more specific child code for billing purposes.
Is G23 a billable code?
No, G23 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 6 child codes under G23.
What chapter is G23 in?
G23 is in Chapter 6: Diseases of the Nervous System (codes G00-G99).
What are the subcategories under G23?
G23 has 6 child codes, including: G23.0 (Hallervorden-Spatz disease), G23.1 (Progressive supranuclear ophthalmoplegia), G23.2 (Striatonigral degeneration), G23.3 (Hypomyelination with atrophy of basal ganglia and cerebellum), and 2 more.
What are the UMLS CUIs for G23?
G23 is linked to 1 UMLS Concept Unique Identifier: C0029571. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.