G44.3

Non-billable (Header)

Post-traumatic headache

Diseases of the nervous system (G00-G99)

⚠️ This is a category header code — not billable. Use a more specific child code below.

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Excludes1

inherited from G44

Rules from parent category G44: Other headache syndromes

  • headache NOS (R51.9)

⚠️ Excludes2

inherited from G44

Rules from parent category G44: Other headache syndromes

  • atypical facial pain (G50.1)
  • headache due to lumbar puncture (G97.1)
  • migraines (G43.-)
  • trigeminal neuralgia (G50.0)

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Code Information

CodeG44.3
BillableNo — Header code
ParentG44
CategoryDiseases of the nervous system (G00-G99)
Excludes11 rule(s)
Excludes24 note(s)
Child codes3

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)