ICD10Check
CheckerBrowseOpen

I70.4

⚠ Non-billable (Header)

Atherosclerosis of autologous vein bypass graft(s) of the extremities

Diseases of the circulatory system (I00-I99)

⚠️ This is a category header code — not billable. Use a more specific child code below.

Check This Code

⚠️ Excludes2

inherited

Rules inherited from parent codes.

I70
  • • 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)

📋 Code Instructions

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

📋 Code Instructions

inherited
I70
  • • 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)

Child Codes (8)

I70.40Unspecified atherosclerosis of autologous vein bypass graft(s) of the extremitiesI70.41Atherosclerosis of autologous vein bypass graft(s) of the extremities with intermittent claudicationI70.42Atherosclerosis of autologous vein bypass graft(s) of the extremities with rest painI70.43Atherosclerosis of autologous vein bypass graft(s) of the right leg with ulcerationI70.44Atherosclerosis of autologous vein bypass graft(s) of the left leg with ulcerationI70.45Atherosclerosis of autologous vein bypass graft(s) of other extremity with ulcerationI70.46Atherosclerosis of autologous vein bypass graft(s) of the extremities with gangreneI70.49Other atherosclerosis of autologous vein bypass graft(s) of the extremities

Clinical Description

ICD-10-CM code I70.4 represents atherosclerosis of autologous vein bypass graft(s) of the extremities. This code falls under the Diseases of the circulatory system (I00-I99) classification. It is a non-billable category header code. A more specific child code from the list below must be used for billing and reimbursement purposes.

This is a 5-character code at the 4th level of specificity. There are 8 more specific child codes under I70.4.

Frequently Asked Questions

What is ICD-10 code I70.4?

ICD-10-CM code I70.4 is "Atherosclerosis of autologous vein bypass graft(s) of the extremities". It belongs to the category: Diseases of the circulatory system (I00-I99).

Is I70.4 a billable ICD-10 code?

No, I70.4 is a non-billable header code. A more specific child code must be used for billing.

Can I70.4 be coded with other codes?

I70.4 has 8 Excludes2 note(s). These conditions can be coded together if both are documented in the patient record.

Related Codes in I70

Other codes in the same category that may be relevant for differential coding:

I70.0Atherosclerosis of aortaI70.1Atherosclerosis of renal arteryI70.2Atherosclerosis of native arteries of the extremitiesI70.3Atherosclerosis of unspecified type of bypass graft(s) of the extremitiesI70.5Atherosclerosis of nonautologous biological bypass graft(s) of the extremitiesI70.6Atherosclerosis of nonbiological bypass graft(s) of the extremitiesI70.7Atherosclerosis of other type of bypass graft(s) of the extremitiesI70.8Atherosclerosis of other arteriesI70.9Other and unspecified atherosclerosis

🧪 Validate Combinations

Add I70.4 to the Excludes Checker to validate against your full code list.

Open in Checker →

Code Information

CodeI70.4
BillableNo — Header code
ParentI70
CategoryDiseases of the circulatory system (I00-I99)
Excludes10 rule(s)
Excludes28 note(s)
Child codes8

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)