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R51 - Headache


The ICD 10 Code for Headache is listed as R51.
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: R51
Description: Headache
  • Facial pain NOS
  • Excludes1: atypical face pain (G50.1)
  • migraine and other headache syndromes (G43-G44)
  • trigeminal neuralgia (G50.0)
Diagnostic Related Groups
(MS-DRG v30.0)
102 - Headaches W Mcc
103 - Headaches W/o Mcc
Chapter Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 784.0 - Headache (approximate)