ICD-9-CM Codes ICD-9-PCS Codes

339.12 - Chronic tension type headache

GEM Conversion to ICD-10 CM

G44.221

Fs: 10000 – Chronic tension-type headache, intractable

G44.229

Fs: 10000 – Chronic tension-type headache, not intractable

Sibling Codes

339.10

Tension type headache, unspecified

339.11

Episodic tension type headache

339.12

Chronic tension type headache

Parent Sibling Codes

339.3

Drug induced headache, not elsewhere classified