ICD-10-CM Code for Atherosclerosis of native arteries of left leg with ulceration of unspecified site I70.249

I70.24

Includes: any condition classifiable to I70.212 and I70.222
chronic limb-threatening ischemia of native arteries of left leg with ulceration
critical limb ischemia of native arteries of left leg with ulceration

Use additional code to identify severity of ulcer (L97.-)

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)