All ICD10 Codes

G30-G32

Non-Billable
ChapterG00–G99
Rankblock
Official Description

Other degenerative diseases of the nervous system (G30-G32)

Use a more specific code (0 billable, 3 non-billable)
G30Alzheimer's diseasehas subcodesG31Other degenerative diseases of nervous system, not elsewhere classifiedhas subcodesG32Other degenerative disorders of nervous system in diseases classified elsewherehas subcodes
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 6: Diseases of the Nervous System (G00-G99).

CH6 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • 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)

Clinical Hierarchy

BillableHas subcodes
CH6Diseases of the nervous system (G00-G99)
G30-G32Other degenerative diseases of the nervous system (G30-G32)Not billable
G30Alzheimer's diseaseSubcodes
G31Other degenerative diseases of nervous system, not elsewhere classifiedSubcodes
G32Other degenerative disorders of nervous system in diseases classified elsewhereSubcodes

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to G30-G32:

chapterCH6
Diseases of the nervous system (G00-G99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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