L89.90 — Pressure ulcer of unspecified site, unspecified stage
L89.90

What this code means
A pressure ulcer (bedsore) is skin damage from prolonged pressure, here with site and depth not specified.
Also called: pressure ulcer, bedsore, pressure sore.
When this code is used
Used for pressure ulcer of unspecified site, unspecified stage.
Where it sits in ICD-10-CM
Code L89.90 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 anatomy
Frequently asked questions
What is ICD-10-CM code L89.90?
L89.90 is the ICD-10-CM diagnosis code for “Pressure ulcer of unspecified site, unspecified stage”. A pressure ulcer (bedsore) is skin damage from prolonged pressure, here with site and depth not specified.
When is code L89.90 used?
Used for pressure ulcer of unspecified site, unspecified stage. 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.