MCMedicalCodingSoftware
R51.0

R51.0: Headache with orthostatic component, not elsewhere classified

Billable / specific codeICD-10-CM

R51.0 is a billable, specific ICD-10-CM code for headache with orthostatic component, not elsewhere classified. It is valid for submission on a claim.

Check R51.0 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Headache with positional component, not elsewhere classified

Excludes2 inherited from the categories above R51.0

Not part of this code, but both may be coded when both are present.

Written on R51: Headache

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

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

R51.0 is named in 6 Medicare coverage policies: 5 listing it as supporting medical necessity, and 1 listing it as NOT covered. Which one applies depends on your Medicare contractor.

  • A57497Billing and Coding: Chest X-Ray Policynot covered
  • A56273Billing and Coding: Chiropractic Services
  • A56799Billing and Coding: Visual Fields Testing
  • A57204Billing and Coding: MRI and CT Scans of the Head and Neck

Alphabetic index entries that lead here

  • Headache›with›orthostatic component NEC
  • Headache›with›positional component NEC

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under R51

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.