All ICD10 Codes

G43.0

Non-Billable
ChapterG00–G99
Ranksubcategory
Official Description

Migraine without aura

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 6: Diseases of the Nervous System (G00-G99).

Instructional Notes

Includes
  • Common migraine
Excludes1(Not coded here)
  • chronic migraine without aura (G43.7-)
General instructions are available for the parent sections:
View CH6 NotesView G43 Notes

Clinical Hierarchy

CH6Diseases of the nervous system (G00-G99)
G40-G47Episodic and paroxysmal disorders (G40-G47)
G43Migraine
G43.0Migraine without aura
G43.00Migraine without aura, not intractable
G43.01Migraine without aura, intractable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to G43.0:

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

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to G43.0. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

11 raw paths
Migraine (idiopathic)11 unique routes
without aura→G43.0(11 variants)
intractable(2 variants)
with status migrainosus→G43.0
without status migrainosus→G43.0
not intractable(2 variants)
with status migrainosus→G43.0
without status migrainosus→G43.0
with refractory migraine→G43.0(3 variants)
with status migrainosus→G43.0
without status migrainosus→G43.0
without mention of refractory migraine→G43.0(3 variants)
with status migrainosus→G43.0
without status migrainosus→G43.0

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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