All ICD10 Codes

G90.8

Non-Billable
ChapterG00–G99
Ranksubcategory
Official Description

Other disorders of autonomic nervous system

Use a more specific code (2 billable)
G90.81Serotonin syndromeG90.89Other disorders of autonomic nervous system
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 6: Diseases of the Nervous System (G00-G99).
General instructions are available for the parent sections:
View CH6 NotesView G90 Notes

Clinical Hierarchy

BillableHas subcodes
CH6Diseases of the nervous system (G00-G99)
G89-G99Other disorders of the nervous system (G89-G99)
G90Disorders of autonomic nervous system
G90.8Other disorders of autonomic nervous systemNot billable
G90.81Serotonin syndromeBillable
G90.89Other disorders of autonomic nervous systemBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to G90.8:

categoryG90
Disorders of autonomic nervous system
View context instructions
chapterCH6
Diseases of the nervous system (G00-G99)
View context instructions

Code History

  • FY 2024: Superseded by G90.81
  • FY 2024: Superseded by G90.89
  • FY 2023: Superseded by G90.B

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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