ICD10BillableValid for clinical use
ICD-10 Code I70.249: Atherosclerosis of native arteries of left leg with ulceration of unspecified site
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 native arteries of left leg with ulceration of unspecified site 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
I70.2Atherosclerosis of native arteries of the extremities
category
I70.24Atherosclerosis of native arteries of left leg with ulceration
currentI70.24
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
I70.241Atherosclerosis of native arteries of left leg with ulceration of thighcodeI70.242Atherosclerosis of native arteries of left leg with ulceration of calfcodeI70.243Atherosclerosis of native arteries of left leg with ulceration of anklecodeI70.244Atherosclerosis of native arteries of left leg with ulceration of heel and midfootcodeI70.245Atherosclerosis of native arteries of left leg with ulceration of other part of footcodeI70.248Atherosclerosis of native arteries of left leg with ulceration of other part of lower legcode
Sibling codes
I70.241Atherosclerosis of native arteries of left leg with ulceration of thighbillableI70.242Atherosclerosis of native arteries of left leg with ulceration of calfbillableI70.243Atherosclerosis of native arteries of left leg with ulceration of anklebillableI70.244Atherosclerosis of native arteries of left leg with ulceration of heel and midfootbillableI70.245Atherosclerosis of native arteries of left leg with ulceration of other part of footbillableI70.248Atherosclerosis of native arteries of left leg with ulceration of other part of lower legbillable
Coverage-related procedures and services
CPT 11056high
PARING OR CUTTING OF BENIGN HYPERKERATOTIC LESION (EG, CORN OR CALLUS); 2 TO 4 LESIONS
Source: CMS coverage guidance
CPT 11057high
PARING OR CUTTING OF BENIGN HYPERKERATOTIC LESION (EG, CORN OR CALLUS); MORE THAN 4 LESIONS
Source: CMS coverage guidance
CPT 11055high
PARING OR CUTTING OF BENIGN HYPERKERATOTIC LESION (EG, CORN OR CALLUS); SINGLE LESION
Source: CMS coverage guidance
CPT 97598high
DEBRIDEMENT (EG, HIGH PRESSURE WATERJET WITH/WITHOUT SUCTION, SHARP SELECTIVE DEBRIDEMENT WITH SCISSORS, SCALPEL AND FORCEPS), OPEN WOUND, (EG, FIBRIN, DEVITALIZED EPIDERMIS AND/OR DERMIS, EXUDATE, DEBRIS, BIOFILM), INCLUDING TOPICAL APPLICATION(S), WOUND ASSESSMENT, USE OF A WHIRLPOOL, WHEN PERFORMED AND INSTRUCTION(S) FOR ONGOING CARE, PER SESSION, TOTAL WOUND(S) SURFACE AREA; EACH ADDITIONAL 20 SQ CM, OR PART THEREOF (LIST SEPARATELY IN ADDITION TO CODE FOR PRIMARY PROCEDURE)
Source: CMS coverage guidance
CPT 97597high
DEBRIDEMENT (EG, HIGH PRESSURE WATERJET WITH/WITHOUT SUCTION, SHARP SELECTIVE DEBRIDEMENT WITH SCISSORS, SCALPEL AND FORCEPS), OPEN WOUND, (EG, FIBRIN, DEVITALIZED EPIDERMIS AND/OR DERMIS, EXUDATE, DEBRIS, BIOFILM), INCLUDING TOPICAL APPLICATION(S), WOUND ASSESSMENT, USE OF A WHIRLPOOL, WHEN PERFORMED AND INSTRUCTION(S) FOR ONGOING CARE, PER SESSION, TOTAL WOUND(S) SURFACE AREA; FIRST 20 SQ CM OR LESS
Source: CMS coverage guidance
CPT 11720high
DEBRIDEMENT OF NAIL(S) BY ANY METHOD(S); 1 TO 5
Source: CMS coverage guidance
Coding guidelines
Common synonyms
Atherosclerosis of native arteries of left leg with ulceration of unspecified siteAtherosclerosis of native arteries of left leg with ulceration of site
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.