ICDwise
I70 ⚠ Non-billable

Atherosclerosis

ICD-10-CM · FY2026 · Diseases of the Circulatory System

Code
I70
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Diseases of the Circulatory System
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.

Official coding notes

From CMS's ICD-10-CM Tabular List.

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, but may code together
  • 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)

Frequently asked questions

What is ICD-10 code I70?
ICD-10-CM code I70 represents Atherosclerosis. It is a non-billable header code requiring a more specific subcategory in the Diseases of the Circulatory System chapter, effective October 1, 2025 – September 30, 2026.
Is I70 billable?
No. I70 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is I70 in?
I70 belongs to the Diseases of the Circulatory System chapter (I00–I99) of ICD-10-CM.

Related codes in the I70 category

I70.0 Atherosclerosis of aorta Billable I70.1 Atherosclerosis of renal artery Billable I70.2 Atherosclerosis of native arteries of the extremities Non-billable I70.20 Unspecified atherosclerosis of native arteries of extremities Non-billable I70.21 Atherosclerosis of native arteries of extremities with intermittent claudication Non-billable I70.22 Atherosclerosis of native arteries of extremities with rest pain Non-billable I70.23 Atherosclerosis of native arteries of right leg with ulceration Non-billable I70.24 Atherosclerosis of native arteries of left leg with ulceration Non-billable

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