All ICD10 Codes

G73.3

Billable
ChapterG00–G99
Ranksubcategory
Official Description

Myasthenic syndromes in other diseases classified elsewhere

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 6: Diseases of the Nervous System (G00-G99).

Instructional Notes

Code First
  • underlying disease, such as:
  • neoplasm (C00-D49)
  • thyrotoxicosis (E05.-)
General instructions are available for the parent sections:
View CH6 Notes

Clinical Hierarchy

CH6Diseases of the nervous system (G00-G99)
G70-G73Diseases of myoneural junction and muscle (G70-G73)
G73Disorders of myoneural junction and muscle in diseases classified elsewhere
G73.3Myasthenic syndromes in other diseases classified elsewhere

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to G73.3:

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

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 056
Degenerative Nervous System Disorders with MCC
DRG 057
Degenerative Nervous System Disorders without MCC

Cross Reference

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