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I70.534 vs I70.544

I70.534 (Atherosclerosis of nonautologous biological bypass graft(s) of the right leg with ulceration of heel and midfoot) compared with I70.544 (Atherosclerosis of nonautologous biological bypass graft(s) of the left leg with ulceration of heel and midfoot), from the official CMS tabular data. I70.534 and I70.544 code the same condition on opposite sides.

Relationship

Review

Laterality relationship

I70.534
Right
Atherosclerosis of nonautologous biological bypass graft(s) of the right leg with ulceration of heel and midfoot
↔
I70.544
Left
Atherosclerosis of nonautologous biological bypass graft(s) of the left leg with ulceration of heel and midfoot

Same condition; these differ only in which side is documented.

These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.

Source: ICD-10-CM tabular list (laterality variant derived from the code title)

Can these codes be reported together?

Same condition, opposite side. I70.534 and I70.544 name the same condition on opposite sides of the body.

Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.

Side by side

I70.534Atherosclerosis of nonautologous biological bypass graft(s) of the right leg with ulceration of heel and midfootI70.544Atherosclerosis of nonautologous biological bypass graft(s) of the left leg with ulceration of heel and midfoot
Billing statusBillableBillable
ClassificationI00-I99 — Diseases of the Circulatory System (I00-I99)I00-I99 — Diseases of the Circulatory System (I00-I99)
DefinitionAtherosclerosis of nonautologous biological bypass graft(s) of the right leg with ulceration of heel and midfoot is a billable ICD-10-CM diagnosis code (I70.534).Atherosclerosis of nonautologous biological bypass graft(s) of the left leg with ulceration of heel and midfoot is a billable ICD-10-CM diagnosis code (I70.544).
Includes
any condition classifiable to I70.511 and I70.521
chronic limb-threatening ischemia of nonautologous biological bypass graft(s) of the right leg with ulceration
critical limb ischemia of nonautologous biological bypass graft(s) of the right leg with ulceration
arteriolosclerosis
any condition classifiable to I70.512 and I70.522
chronic limb-threatening ischemia of nonautologous biological bypass graft(s) of the left leg with ulceration
critical limb ischemia of nonautologous biological bypass graft(s) of the left leg with ulceration
arteriolosclerosis
Use additional code
code to identify severity of ulcer (L97.-)
code, if applicable, to identify chronic total occlusion of artery of extremity (I70.92)
code to identify:
code to identify severity of ulcer (L97.-)
code, if applicable, to identify chronic total occlusion of artery of extremity (I70.92)
code to identify:
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Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources