ICD10BillableValid for clinical use
ICD-10 Code I70.318: Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, other extremity
Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026
What is this code?
ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the circulatory system (I00-I99).
When is it used?
- May be used when a clinician documents atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, other extremity in a patient's medical record.
- May appear in hospital records, claims, referrals, and clinical documentation.
- This code can be used as a clinically usable diagnosis entry in standardized coding workflows.
What it does not mean
- A code alone does not explain severity, treatment plan, or outcome.
- A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
Code hierarchy
chapter
9Diseases of the circulatory system (I00-I99)
block
I70-I79Diseases of arteries, arterioles and capillaries
category
I70Atherosclerosis
category
I70.3Atherosclerosis of unspecified type of bypass graft(s) of the extremities
category
I70.31Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication
currentI70.31
Where you may see this code
You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.
Related specialists
CardiologistGeneral Physician
Related codes
I70.311Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, right legcodeI70.312Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, left legcodeI70.313Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, bilateral legscodeI70.319Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, unspecified extremitycode
Sibling codes
I70.311Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, right legbillableI70.312Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, left legbillableI70.313Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, bilateral legsbillableI70.319Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, unspecified extremitybillable
Coverage-related procedures and services
CPT 83090high
HOMOCYSTEINE
Source: CMS coverage guidance
CPT 82172high
APOLIPOPROTEIN, EACH
Source: CMS coverage guidance
CPT 86141high
C-REACTIVE PROTEIN; HIGH SENSITIVITY (HSCRP)
Source: CMS coverage guidance
CPT 83695high
LIPOPROTEIN (A)
Source: CMS coverage guidance
CPT 83700high
LIPOPROTEIN, BLOOD; ELECTROPHORETIC SEPARATION AND QUANTITATION
Source: CMS coverage guidance
CPT 83701high
LIPOPROTEIN, BLOOD; HIGH RESOLUTION FRACTIONATION AND QUANTITATION OF LIPOPROTEINS INCLUDING LIPOPROTEIN SUBCLASSES WHEN PERFORMED (EG, ELECTROPHORESIS, ULTRACENTRIFUGATION)
Source: CMS coverage guidance
Coding guidelines
Common synonyms
Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, other extremityAtherosclerosis of type of bypass graft(s) of the extremities with intermittent claudication, other extremityAtherosclerosis of unspecified type of bypass graftAtherosclerosis of unspecified type of bypass graft s of the extremities with intermittent claudication, other extremity
Frequently asked questions
About this content
This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.