Non-specific code 2014 ICD-9-CM Diagnosis Code 346.1
Migraine without aura
  • Non-Billable Code
  • There are 4 ICD-9-CM codes below 346.1 that define this diagnosis in greater detail. Do not use this code on a reimbursement claim.
Clinical Information
  • Recurrent unilateral pulsatile headaches, not preceded or accompanied by an aura, in attacks lasting 4-72 hours. It is characterized by pain of moderate to severe intensity; aggravated by physical activity; and associated with nausea and / or photophobia and phonophobia. (international classification of headache disorders, 2nd ed. Cephalalgia 2004: suppl 1)
Applies To
  • Common migraine
ICD-9-CM Volume 2 Index entries containing back-references to 346.1:
  • Migraine (idiopathic) 346.9
    • common 346.1
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 346.1 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.