ICD-10-CM Code for Atherosclerosis of native arteries of extremities with rest pain, right leg I70.221

I70.22

Includes: any condition classifiable to I70.21-
chronic limb-threatening ischemia NOS of native arteries of extremities
chronic limb-threatening ischemia of native arteries of extremities with rest pain
critical limb ischemia NOS of native arteries of extremities
critical limb ischemia of native arteries of extremities with rest pain

I70.2

Excludes2: atherosclerosis of bypass graft of extremities (I70.30-I70.79)

Use additional code, if applicable, to identify chronic total occlusion of artery of extremity (I70.92)

I70

Includes: arteriolosclerosis
arterial degeneration
arteriosclerosis
arteriosclerotic vascular disease
arteriovascular degeneration
atheroma
endarteritis deformans or obliterans
senile arteritis
senile endarteritis
vascular degeneration

Excludes2: arteriosclerotic cardiovascular disease (I25.1-)
arteriosclerotic heart disease (I25.1-)
atheroembolism (I75.-)
cerebral atherosclerosis (I67.2)
coronary atherosclerosis (I25.1-)
mesenteric atherosclerosis (K55.1)
precerebral atherosclerosis (I67.2)
primary pulmonary atherosclerosis (I27.0)

Use additional code to identify:
exposure to environmental tobacco smoke (Z77.22)
history of tobacco dependence (Z87.891)
occupational exposure to environmental tobacco smoke (Z57.31)
tobacco dependence (F17.-)
tobacco use (Z72.0)