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G44.89

Billable

Other headache syndrome

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

A headache syndrome that does not fit into the standard categories of migraine, tension, or cluster headaches.

Coding Tips

  • Use this code only after ruling out more specific headache diagnoses
  • Document the clinical features and characteristics that distinguish this headache from other recognized syndromes

Code Hierarchy

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