ICD-10-CM › G00-G99 › G40-G47 › G codes › G43

G43

Migraine

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2016 onwards. It has never been valid for submission on its own.

Submit one of these 13 more specific codes instead:

  • G43.0 Migraine without aura (also a header)
  • G43.1 Migraine with aura (also a header)
  • G43.4 Hemiplegic migraine (also a header)
  • G43.5 Persistent migraine aura without cerebral infarction (also a header)
  • G43.6 Persistent migraine aura with cerebral infarction (also a header)
  • G43.7 Chronic migraine without aura (also a header)
  • G43.8 Other migraine (also a header)
  • G43.9 Migraine, unspecified (also a header)
  • G43.A Cyclical vomiting (also a header)
  • G43.B Ophthalmoplegic migraine (also a header)
  • G43.C Periodic headache syndromes in child or adult (also a header)
  • G43.D Abdominal migraine (also a header)
  • G43.E Chronic migraine with aura (also a header)

What has happened to this code

Every change the publisher made, from 2012 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

  1. FY2012 Added to the draft code set draft Migraine

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

This code

Excludes1 - never coded here

  • lower half migraine (G44.00)

Excludes2 - not included here

  • headache NOS (R51.9)
  • headache syndromes (G44.-)

Use additional code

  • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

Note

  • the following terms are to be considered equivalent to intractable: pharmacoresistant (pharmacologically resistant), treatment resistant, refractory (medically) and poorly controlled