G43

icd
Non-Billable

Migraine


Guidelines

Excludes1
G43
  • headache NOS (R51.9)
  • lower half migraine (G44.00)
Excludes 2
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)
G43headache syndromes (G44.-)
Use Additional Code
G43code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
Notes
G43the following terms are to be considered equivalent to intractable: pharmacoresistant (pharmacologically resistant), treatment resistant, refractory (medically) and poorly controlled

Related Codes

Chronic migraine with aura
Chronic migraine with aura, not intractable
Chronic migraine with aura, not intractable, with status migrainosus
Chronic migraine with aura, not intractable, without status migrainosus
Chronic migraine with aura, intractable
Chronic migraine with aura, intractable, with status migrainosus
Chronic migraine with aura, intractable, without status migrainosus
G43icd
Migraine
Migraine without aura
Migraine without aura, not intractable