G44.86 vs G50.0
G44.86 (Cervicogenic headache) compared with G50.0 (Trigeminal neuralgia), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. G44.86 carries an Excludes2 note covering G50.0: “trigeminal neuralgia (G50.0)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| G44.86Cervicogenic headache | G50.0Trigeminal neuralgia | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | G00-G99 — Diseases of the Nervous System (G00-G99) | G00-G99 — Diseases of the Nervous System (G00-G99) |
| Definition | Cervicogenic headache is a billable ICD-10-CM diagnosis code (G44.86). | Trigeminal neuralgia is a billable ICD-10-CM diagnosis code (G50.0). |
| Includes | — | disorders of 5th cranial nerve Syndrome of paroxysmal facial pain Tic douloureux |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources