ICD-10-CM · Chapter 9

I77..6 Arteritis, unspecified

Billable

← I77 — Other disorders of arteries and arterioles Chapter 9: I00-I99

Includes

Aortitis NOS
Endarteritis NOS

Excludes 1 (cannot be coded together)

arteritis or endarteritis:
aortic arch (M31.4)
cerebral NEC (I67.7)
coronary (I25.89)
deformans (I70.-)
giant cell (M31.5, M31.6)
obliterans (I70.-)
senile (I70.-)

Last reviewed: September 2026