ICD-10 CM – Browse (Tabular)
| Code | Title |
|---|---|
| – | All Chapters |
| G00-G99 | Diseases of the nervous system (G00-G99) |
| G40-G47 | Episodic and paroxysmal disorders (G40-G47) |
| G44 | Other headache syndromes |
| G44.2 | Tension-type headache |
| G44.22 | Chronic tension-type headache |
| G44.221 | Chronic tension-type headache, intractable |