E11.51 — Type 2 diabetes mellitus with diabetic peripheral angiopathy without gangrene
E11.51

What this code means
Diabetic peripheral angiopathy is narrowing of the leg arteries caused by type 2 diabetes, without gangrene.
Also called: diabetic peripheral angiopathy, diabetic poor circulation.
When this code is used
Used for type 2 diabetes with peripheral angiopathy without gangrene.
Where it sits in ICD-10-CM
Code E11.51 belongs to Chapter 4: Endocrine, nutritional and metabolic diseases, which covers codes E00–E89 in the FY2027 ICD-10-CM tabular list. The official description above is copied verbatim from the CDC/NCHS FY2027 code file.
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Frequently asked questions
What is ICD-10-CM code E11.51?
E11.51 is the ICD-10-CM diagnosis code for “Type 2 diabetes mellitus with diabetic peripheral angiopathy without gangrene”. Diabetic peripheral angiopathy is narrowing of the leg arteries caused by type 2 diabetes, without gangrene.
When is code E11.51 used?
Used for type 2 diabetes with peripheral angiopathy without gangrene. It belongs to Chapter 4 of ICD-10-CM (Endocrine, nutritional and metabolic diseases).
This guide explains ICD-10-CM codes in plain language for patients, students and other readers. It is educational information only — not coding, billing or medical advice. The code recorded for any real encounter is assigned from the full clinical documentation by the treating team and qualified coders, and only they can decide which code fits a specific case.