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

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Note
    • the following terms are to be considered equivalent to intractable: pharmacoresistant (pharmacologically resistant), treatment resistant, refractory (medically) and poorly controlled
    Type 1 Excludes
    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

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    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
    Type 1 Excludes
    Migraine with aura
  • G43.10
    ICD-10-CM Diagnosis Code G43.10

    Migraine with aura, not intractable

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    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

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    Applicable To
    • Migraine NOS

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.