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L98.A11 vs L98.A19

L98.A11 (Non-pressure chronic ulcer of right upper arm) compared with L98.A19 (Non-pressure chronic ulcer of unspecified upper arm), from the official CMS tabular data. L98.A11 and L98.A19 code the same condition on opposite sides. MedCoder-derived

Relationship

Review

Laterality relationship

L98.A11
Right
Non-pressure chronic ulcer of right upper arm
L98.A19
Unspecified
Non-pressure chronic ulcer of unspecified upper arm

Same condition; these differ only in which side is documented.

These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.

Source: ICD-10-CM tabular list (laterality variant derived from the code title)

Can these codes be reported together?

Same condition, opposite side. L98.A11 and L98.A19 name the same condition on opposite sides of the body.

Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.

Side by side

L98.A11Non-pressure chronic ulcer of right upper armL98.A19Non-pressure chronic ulcer of unspecified upper arm
Billing statusNon-billable header

Report instead: L98.A111, L98.A112, L98.A113, L98.A114, L98.A115

Non-billable header

Report instead: L98.A191, L98.A192, L98.A193, L98.A194, L98.A195

ClassificationL00-L99 — Diseases of the skin and subcutaneous tissueL00-L99 — Diseases of the skin and subcutaneous tissue
DefinitionNon-pressure chronic ulcer of right upper arm is a non-billable ICD-10-CM category code (L98.A11).Non-pressure chronic ulcer of unspecified upper arm is a non-billable ICD-10-CM category code (L98.A19).

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