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ICD-10 G43 - Migraine
Chapter 6 Section G40-G47

G43

ICD-10 Not billable

Migraine

Use additional code: code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
Specifically for this code:
  • headache NOS (R51)
  • lower half migraine (G44.00)
Specifically for this code:
  • headache syndromes (G44.-)
From Chapter 6:
  • 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)
Specifically for this code:
  • the following terms are to be considered equivalent to intractable: pharmacoresistant (pharmacologically resistant), treatment resistant, refractory (medically) and poorly controlled
G43 is a "category code," which means it's non-billable. Billable codes require more specificity. Use the list below to navigate to codes that are more specific:
10
G43.0
Migraine without aura
10
G43.1
Migraine with aura
10
G43.4
Hemiplegic migraine
10
G43.5
Persistent migraine aura without cerebral infarction
10
G43.6
Persistent migraine aura with cerebral infarction
10
G43.7
Chronic migraine without aura
10
G43.8
Other migraine
10
G43.9
Migraine, unspecified
10
G43.A
Cyclical vomiting
10
G43.B
Ophthalmoplegic migraine
10
G43.C
Periodic headache syndromes in child or adult
10
G43.D
Abdominal migraine
      
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