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Diagnosis Code

R51 HEADACHE


Code Information

Diagnosis Code: R51

Short Description: Headache

Long Description: Headache

The code R51 is NOT VALID for claim submission

Code Classification:

  • Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00–R99)
    • General symptoms and signs (R50-R69)
      • Headache (R51)
        • R51 Headache

Code Version: 2022 ICD-10-CM


References to Index of Diseases and Injuries

The code R51 has the following ICD-10-CM references to the Index of Diseases and Injuries
  • Type 2 Excludes Notes:
    • atypical face pain (@G50.1*)
    • migraine and other headache syndromes (@G43*-@G44*)
    • trigeminal neuralgia (@G50.0*)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
R51 Right Arrow 784.0 Headache

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
R51.0 Headache with orthostatic component, not elsewhere classified
R51.9 Headache, unspecified

This page was last updated on: 10/1/2023

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