R51Non-billable (header)

Headache

Related Codes· General symptoms and signs (R50-R69)

R50Fever of other and unknown originR52Pain, unspecifiedR53Malaise and fatigueR54Age-related physical debilityR55Syncope and collapseR56Convulsions, not elsewhere classifiedR57Shock, not elsewhere classifiedR58Hemorrhage, not elsewhere classifiedR59Enlarged lymph nodesR60Edema, not elsewhere classifiedR61Generalized hyperhidrosisR62Lack of expected normal physiological development in childho…R63Symptoms and signs concerning food and fluid intake

Sub-codes of R51(2)

R51 is a non-billable header. Select a sub-code to bill.

R51.0Headache with orthostatic component, not elsewhere classifie…✓ BillableR51.9Headache, unspecified✓ Billable

⚠ Excludes 2(Not included here)

  • •atypical face pain (G50.1)
  • •migraine and other headache syndromes (G43-G44)
  • •trigeminal neuralgia (G50.0)

Code Hierarchy

┌18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)├R50-R69General symptoms and signs (R50-R69)├R51Headache
└R51Headache

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