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Compare/I25.1 vs I70.248

I25.1 vs I70.248

I25.1 (Atherosclerotic heart disease of native coronary artery) compared with I70.248 (Atherosclerosis of native arteries of left leg with ulceration of other part of lower leg), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Can these codes be reported together?

Yes, when both are documented. I70.248 carries an Excludes2 note covering I25.1: “arteriosclerotic cardiovascular disease (I25.1-)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Yes, when both are documented. I70.248 carries an Excludes2 note covering I25.1: “arteriosclerotic heart disease (I25.1-)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Yes, when both are documented. I70.248 carries an Excludes2 note covering I25.1: “coronary atherosclerosis (I25.1-)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Side by side

I25.1Atherosclerotic heart disease of native coronary arteryI70.248Atherosclerosis of native arteries of left leg with ulceration of other part of lower leg
Billing statusNon-billable header

Report instead: I25.10, I25.110, I25.111, I25.112, I25.118

Billable
ClassificationI00-I99 — Diseases of the Circulatory System (I00-I99)I00-I99 — Diseases of the Circulatory System (I00-I99)
DefinitionAtherosclerotic heart disease of native coronary artery is a non-billable ICD-10-CM category code (I25.1).Atherosclerosis of native arteries of left leg with ulceration of other part of lower leg is a billable ICD-10-CM diagnosis code (I70.248).
Includes
Atherosclerotic cardiovascular disease
Coronary (artery) atheroma
Coronary (artery) atherosclerosis
Coronary (artery) disease
any condition classifiable to I70.212 and I70.222
chronic limb-threatening ischemia of native arteries of left leg with ulceration
critical limb ischemia of native arteries of left leg with ulceration
arteriolosclerosis
Use additional code
code, if applicable, to identify:
coronary atherosclerosis due to calcified coronary lesion (I25.84)
coronary atherosclerosis due to lipid rich plaque (I25.83)
code to identify severity of ulcer (L97.-)
code, if applicable, to identify chronic total occlusion of artery of extremity (I70.92)
code to identify:

Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources