L97.909 — Non-pressure chronic ulcer of unspecified part of unspecified lower leg with unspecified severity
L97.909

What this code means
A non-pressure chronic ulcer of the leg: a long-standing open sore not caused by pressure, with site and depth unspecified.
Also called: leg ulcer, non-pressure chronic ulcer of leg.
When this code is used
Used for non-pressure chronic ulcer of unspecified part of unspecified lower leg with unspecified severity.
Where it sits in ICD-10-CM
Code L97.909 belongs to Chapter 12: Diseases of the skin and subcutaneous tissue, which covers codes L00–L99 in the FY2027 ICD-10-CM tabular list. The official description above is copied verbatim from the CDC/NCHS FY2027 code file.
Related symptoms
Related anatomy
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Frequently asked questions
What is ICD-10-CM code L97.909?
L97.909 is the ICD-10-CM diagnosis code for “Non-pressure chronic ulcer of unspecified part of unspecified lower leg with unspecified severity”. A non-pressure chronic ulcer of the leg: a long-standing open sore not caused by pressure, with site and depth unspecified.
When is code L97.909 used?
Used for non-pressure chronic ulcer of unspecified part of unspecified lower leg with unspecified severity. It belongs to Chapter 12 of ICD-10-CM (Diseases of the skin and subcutaneous tissue).
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.