Other degenerative diseases of basal ganglia
Non-billable header
G23 is a non-billable header code. Use one of the more specific codes below.
Excludes2
Not included here — may be reported together when both conditions exist.
- 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)
More specific codes G23
- G23.0Hallervorden-Spatz diseaseBillable
- G23.1Progressive supranuclear ophthalmoplegia [Steele-Richardson-Olszewski]Billable
- G23.2Striatonigral degenerationBillable
- G23.3Hypomyelination with atrophy of the basal ganglia and cerebellumBillable
- G23.8Other specified degenerative diseases of basal gangliaBillable
- G23.9Degenerative disease of basal ganglia, unspecifiedBillable