G44.221ICD-10-CM 2027 · Billable
Chronic tension-type headache, intractable
Sibling codes
G44.229– Chronic tension-type headache, not intractable
Inherited from G44: Other headache syndromes
Excludes1
- headache NOS (
R51.9)
Excludes2
Part of: G44.22: Chronic tension-type headache › G44.2: Tension-type headache › G44: Other headache syndromes