ICD-10-CM Codes
G00-G99 Diseases of the nervous system
G40-G47 Episodic and paroxysmal disorders
G43- Migraine
2021 ICD-10-CM Diagnosis Code G43.109

2021 ICD-10-CM Diagnosis Code G43.109

Migraine with aura, not intractable, without status migrainosus

2016

2017

2018

2019

2020

2021

Billable/Specific Code

G43.109 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Short description: Migraine with aura, not intractable, w/o status migrainosus
The 2021 edition of ICD-10-CM G43.109 became effective on October 1, 2020.
This is the American ICD-10-CM version of G43.109 - other international versions of ICD-10 G43.109 may differ.

Applicable To

Migraine with aura NOS

The following code(s) above G43.109 contain annotation back-references

Annotation Back-References

In this context, annotation back-references refer to codes that contain:

Applicable To annotations, or
Code Also annotations, or
Code First annotations, or
Excludes1 annotations, or
Excludes2 annotations, or
Includes annotations, or
Note annotations, or
Use Additional annotations

that may be applicable to G43.109:

G00-G99
2021 ICD-10-CM Range G00-G99
Diseases of the nervous system
Type 2 Excludes
- 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)
Diseases of the nervous system
G43
ICD-10-CM Diagnosis Code G43
Migraine
Note
- the following terms are to be considered equivalent to intractable: pharmacoresistant (pharmacologically resistant), treatment resistant, refractory (medically) and poorly controlled
Type 1 Excludes
- headache NOS (R51.9)
- lower half migraine (G44.00)
Type 2 Excludes
- headache syndromes (G44.-)
Use Additional
- code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
Migraine
G43.1
ICD-10-CM Diagnosis Code G43.1
Migraine with aura
Applicable To
- Basilar migraine
- Classical migraine
- Migraine equivalents
- Migraine preceded or accompanied by transient focal neurological phenomena
- Migraine triggered seizures
- Migraine with acute-onset aura
- Migraine with aura without headache (migraine equivalents)
- Migraine with prolonged aura
- Migraine with typical aura
- Retinal migraine
Code Also
- any associated seizure (G40.-, R56.9)
Type 1 Excludes
- persistent migraine aura (G43.5-, G43.6-)
Migraine with aura
G43.10
ICD-10-CM Diagnosis Code G43.10
Migraine with aura, not intractable
Applicable To
- Migraine with aura without mention of refractory migraine
Migraine with aura, not intractable

Approximate Synonyms

Migraine aura without headache
Migraine with aura
Migraine, equivalent
Migraine, retinal
Retinal migraine

Clinical Information

A subtype of migraine disorder, characterized by recurrent attacks of reversible neurological symptoms (aura) that precede or accompany the headache. Aura may include a combination of sensory disturbances, such as blurred vision; hallucinations; vertigo; numbness; and difficulty in concentrating and speaking. Aura is usually followed by features of the common migraine, such as photophobia; phonophobia; and nausea. (international classification of headache disorders, 2nd ed. Cephalalgia 2004: suppl 1)

ICD-10-CM G43.109 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):

102 Headaches with mcc
103 Headaches without mcc

Convert G43.109 to ICD-9-CM

Code History

2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
2017 (effective 10/1/2016): No change
2018 (effective 10/1/2017): No change
2019 (effective 10/1/2018): No change
2020 (effective 10/1/2019): No change
2021 (effective 10/1/2020): No change

Diagnosis Index entries containing back-references to G43.109:

Migraine (idiopathic) G43.909
ICD-10-CM Diagnosis Code G43.909
Migraine, unspecified, not intractable, without status migrainosus
Applicable To
Migraine NOS
- with aura (acute-onset) (prolonged) (typical) (without headache) G43.109
  - not intractable G43.109
    - without status migrainosus G43.109
  - without mention of refractory migraine G43.109
    - without status migrainosus G43.109
- complicated G43.109

ICD-10-CM Codes Adjacent To G43.109

G43.0 Migraine without aura

G43.00 Migraine without aura, not intractable

G43.001 …… with status migrainosus

G43.009 …… without status migrainosus

G43.01 Migraine without aura, intractable

G43.011 …… with status migrainosus

G43.019 …… without status migrainosus

G43.1 Migraine with aura

G43.10 Migraine with aura, not intractable

G43.101 …… with status migrainosus

G43.109 …… without status migrainosus

G43.11 Migraine with aura, intractable

G43.111 …… with status migrainosus

G43.119 …… without status migrainosus

G43.4 Hemiplegic migraine

G43.40 Hemiplegic migraine, not intractable

G43.401 …… with status migrainosus

G43.409 …… without status migrainosus

G43.41 Hemiplegic migraine, intractable

G43.411 …… with status migrainosus

G43.419 …… without status migrainosus

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

2021 ICD-10-CM Diagnosis Code G43.109

Migraine with aura, not intractable, without status migrainosus

Diseases of the nervous system

Migraine

Migraine with aura

Migraine with aura, not intractable

Migraine, unspecified, not intractable, without status migrainosus