Vascular headache, not elsewhere classified G44.1

The ICD10 code for the diagnosis "Vascular headache, not elsewhere classified" is "G44.1". G44.1 is a VALID/BILLABLE ICD10 code, i.e it is valid for submission for HIPAA-covered transactions.

  • G44.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2019 edition of ICD-10-CM G44.1 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of G44.1 - other international versions of ICD-10 G44.1 may differ.
Type 2 Excludes:
  • cluster headache (G44.0)
  • complicated headache syndromes (G44.5-)
  • drug-induced headache (G44.4-)
  • migraine (G43.-)
  • other specified headache syndromes (G44.8-)
  • post-traumatic headache (G44.3-)
  • tension-type headache (G44.2-)

Codes: = Billable

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