I70.222 – Atherosclerosis of native arteries of extremities with rest pain, left leg

ICD-10-CM 2027 diagnosis code · Diseases of arteries, arterioles and capillaries

Billable code

ICD-10-CM code I70.222

Code: I70.222 (claims format: I70222)
Description: Atherosclerosis of native arteries of extremities with rest pain, left leg
Short description: Athscl native arteries of extremities w rest pain, left leg
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 9. Diseases of the circulatory system (I00-I99)
Block: I70-I79 Diseases of arteries, arterioles and capillaries
Parent codes: I70 › I70.2 › I70.22

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

I70 – Atherosclerosis

Includes:

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

Excludes2 (not included here):

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:

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)

I70.2 – Atherosclerosis of native arteries of the extremities

Applicable to:

Mönckeberg's (medial) sclerosis

Excludes2 (not included here):

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

Use additional code:

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

I70.22 – Atherosclerosis of native arteries of extremities with rest pain

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

Index terms for I70.222

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in I70.22

Frequently asked questions

What is ICD-10 code I70.222?

I70.222 is the ICD-10-CM code for atherosclerosis of native arteries of extremities with rest pain, left leg, in the block I70-I79 (Diseases of arteries, arterioles and capillaries).

Is I70.222 a billable code?

Yes. I70.222 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does I70.222 belong to?

It belongs to category I70 – Atherosclerosis.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.