ICD-10-CM R51: Headache

ICD-10-CM Diagnosis Code (2025)

Official Description for R51

Headache

Coding Notes & Guidelines for R51

Excludes2: Not Included Here
  • atypical face pain (G50.1)
  • migraine and other headache syndromes (G43-G44)
  • trigeminal neuralgia (G50.0)
Inclusion Terms

Headache with positional component, not elsewhere classified

Inclusion Terms

Facial pain NOS

Child Codes (More Specific Codes for R51):

About ICD-10-CM Code R51 (Headache)

ICD-10-CM code R51 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM R51 became effective on October 1, 2024.

This page provides detailed information about R51 - Headache. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Headache.