2017/18 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
Code Also Help
A code also note instructs that 2 codes may be required to fully describe a condition but the sequencing of the two codes is discretionary, depending on the severity of the conditions and the reason for the encounter.
  • any associated seizure (
    ICD-10-CM Diagnosis Code G40
    • G40 Epilepsy and recurrent seizures
      • G40.0 Localization-related (focal) (partial) idiopa...
        • G40.00 Localization-related (focal) (partial) idiopa...
          • G40.001 Localization-related (focal) (partial) idiopa...
          • G40.009 Localization-related (focal) (partial) idiopa...
        • G40.01 Localization-related (focal) (partial) idiopa...
          • G40.011 Localization-related (focal) (partial) idiopa...
          • G40.019 Localization-related (focal) (partial) idiopa...
      • G40.1 Localization-related (focal) (partial) sympto...
        • G40.10 Localization-related (focal) (partial) sympto...
          • G40.101 Localization-related (focal) (partial) sympto...
          • G40.109 Localization-related (focal) (partial) sympto...
        • G40.11 Localization-related (focal) (partial) sympto...
          • G40.111 Localization-related (focal) (partial) sympto...
          • G40.119 Localization-related (focal) (partial) sympto...
      • G40.2 Localization-related (focal) (partial) sympto...
        • G40.20 Localization-related (focal) (partial) sympto...
          • G40.201 Localization-related (focal) (partial) sympto...
          • G40.209 Localization-related (focal) (partial) sympto...
        • G40.21 Localization-related (focal) (partial) sympto...
          • G40.211 Localization-related (focal) (partial) sympto...
          • G40.219 Localization-related (focal) (partial) sympto...
      • G40.3 Generalized idiopathic epilepsy and epileptic...
        • G40.30 Generalized idiopathic epilepsy and epileptic...
          • G40.301 Generalized idiopathic epilepsy and epileptic...
          • G40.309 Generalized idiopathic epilepsy and epileptic...
        • G40.31 Generalized idiopathic epilepsy and epileptic...
          • G40.311 Generalized idiopathic epilepsy and epileptic...
          • G40.319 Generalized idiopathic epilepsy and epileptic...
      • G40.A Absence epileptic syndrome
        • G40.A0 Absence epileptic syndrome, not intractable
          • G40.A01 Absence epileptic syndrome, not intractable, ...
          • G40.A09 Absence epileptic syndrome, not intractable, ...
        • G40.A1 Absence epileptic syndrome, intractable
          • G40.A11 Absence epileptic syndrome, intractable, with...
          • G40.A19 Absence epileptic syndrome, intractable, with...
      • G40.B Juvenile myoclonic epilepsy [impulsive petit ...
        • G40.B0 Juvenile myoclonic epilepsy, not intractable
          • G40.B01 Juvenile myoclonic epilepsy, not intractable,...
          • G40.B09 Juvenile myoclonic epilepsy, not intractable,...
        • G40.B1 Juvenile myoclonic epilepsy, intractable
          • G40.B11 Juvenile myoclonic epilepsy, intractable, wit...
          • G40.B19 Juvenile myoclonic epilepsy, intractable, wit...
      • G40.4 Other generalized epilepsy and epileptic synd...
        • G40.40 Other generalized epilepsy and epileptic synd...
          • G40.401 Other generalized epilepsy and epileptic synd...
          • G40.409 Other generalized epilepsy and epileptic synd...
        • G40.41 Other generalized epilepsy and epileptic synd...
          • G40.411 Other generalized epilepsy and epileptic synd...
          • G40.419 Other generalized epilepsy and epileptic synd...
      • G40.5 Epileptic seizures related to external causes...
        • G40.50 Epileptic seizures related to external causes...
          • G40.501 Epileptic seizures related to external causes...
          • G40.509 Epileptic seizures related to external causes...
      • G40.8 Other epilepsy and recurrent seizures
        • G40.80 Other epilepsy
          • G40.801 Other epilepsy, not intractable, with status ...
          • G40.802 Other epilepsy, not intractable, without stat...
          • G40.803 Other epilepsy, intractable, with status epil...
          • G40.804 Other epilepsy, intractable, without status e...
        • G40.81 Lennox-Gastaut syndrome
          • G40.811 Lennox-Gastaut syndrome, not intractable, wit...
          • G40.812 Lennox-Gastaut syndrome, not intractable, wit...
          • G40.813 Lennox-Gastaut syndrome, intractable, with st...
          • G40.814 Lennox-Gastaut syndrome, intractable, without...
        • G40.82 Epileptic spasms
          • G40.821 Epileptic spasms, not intractable, with statu...
          • G40.822 Epileptic spasms, not intractable, without st...
          • G40.823 Epileptic spasms, intractable, with status ep...
          • G40.824 Epileptic spasms, intractable, without status...
        • G40.89 Other seizures
      • G40.9 Epilepsy, unspecified
        • G40.90 Epilepsy, unspecified, not intractable
          • G40.901 Epilepsy, unspecified, not intractable, with ...
          • G40.909 Epilepsy, unspecified, not intractable, witho...
        • G40.91 Epilepsy, unspecified, intractable
          • G40.911 Epilepsy, unspecified, intractable, with stat...
          • G40.919 Epilepsy, unspecified, intractable, without s...
    G40.-
    ,
    ICD-10-CM Diagnosis Code R56.9

    Unspecified convulsions

      2016 2017 2018 Billable/Specific Code
    Applicable To
    • Convulsion disorder
    • Fit NOS
    • Recurrent convulsions
    • Seizure(s) (convulsive) NOS
    R56.9
    )
Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as G43.1. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • persistent migraine aura (
    ICD-10-CM Diagnosis Code G43.5

    Persistent migraine aura without cerebral infarction

      2016 2017 2018 Non-Billable/Non-Specific Code
    G43.5-
    ,
    ICD-10-CM Diagnosis Code G43.6

    Persistent migraine aura with cerebral infarction

      2016 2017 2018 Non-Billable/Non-Specific Code
    Code Also
    • the type of cerebral infarction (I63.-)
    G43.6-
    )
The following code(s) above G43.1 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 G43.1:
  • G00-G99
    2018 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 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
    • headache NOS (R51)
    • 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
Clinical Information Code History
ICD-10-CM Codes Adjacent To G43.1
G40.911 …… with status epilepticus
G40.919 …… without status epilepticus
G43 Migraine
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

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