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G44.1 - Vascular headache, not elsewhere classified


The ICD 10 Code for Vascular headache, not elsewhere classified is listed as G44.1.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: G44.1
Description: Vascular headache, not elsewhere classified
  • Excludes2: 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-)
Diagnostic Related Groups
(MS-DRG v30.0)
102 - Headaches W Mcc
103 - Headaches W/o Mcc
Chapter Diseases of the nervous system (G00-G99)
Block Episodic and paroxysmal disorders (G40-G47)
Parent G44 - Other headache syndromes
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 784.0 - Headache (approximate)
ICD-10-CM Siblings (same level / similar specificity) of G44.1:
G44.0 - Cluster headaches and other trigeminal autonomic cephalgias (TAC)
G44.2 - Tension-type headache
G44.3 - Post-traumatic headache
G44.4 - Drug-induced headache, not elsewhere classified
G44.5 - Complicated headache syndromes
G44.8 - Other specified headache syndromes