ICD-10 Code E11.621 – Type 2 diabetes mellitus with foot ulcer (2026): Diagnosis, Symptoms & Billing Guide
2026 ICD-10-CM Diagnosis Code E11.621 – Type 2 diabetes mellitus with foot ulcer
What it is
E11.621 identifies type 2 diabetes mellitus complicated by a foot ulcer. Use it when the record shows a diabetic foot wound linked to type 2 diabetes.
Clinical signs
Common findings include an open ulcer on the foot in a patient with type 2 diabetes. Clinical features vary; refer to documentation for ulcer location, depth, and laterality.
When to use this code
Use this code when the clinician documents a foot ulcer caused by, or associated with, type 2 diabetes. It is appropriate for diabetic foot ulcers noted in outpatient, inpatient, wound care, or podiatry records. Confirm that the ulcer is on the foot and that diabetes type 2 is specified.
Do not use for
Do not use it for non-diabetic foot ulcers or ulcers on other body sites. If the record does not clearly link the ulcer to type 2 diabetes, check documentation.
Coding tip
Code the ulcer and any associated diabetes complications exactly as documented, and verify laterality and ulcer depth when available.