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Compare/B02 vs L03

B02 vs L03

B02 (Zoster [herpes zoster]) compared with L03 (Cellulitis and acute lymphangitis), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Can these codes be reported together?

Yes, when both are documented. L03 carries an Excludes2 note covering B02: “zoster (B02.-)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Side by side

B02Zoster [herpes zoster]L03Cellulitis and acute lymphangitis
Billing statusNon-billable header

Report instead: B02.0, B02.1, B02.21, B02.22, B02.23

Non-billable header

Report instead: L03.011, L03.012, L03.019, L03.021, L03.022

ClassificationA00-B99 — Certain Infectious and Parasitic Diseases (A00-B99)L00-L99 — Diseases of the Skin and Subcutaneous Tissue (L00-L99)
DefinitionZoster [herpes zoster] is a non-billable ICD-10-CM category code (B02).Cellulitis and acute lymphangitis is a non-billable ICD-10-CM category code (L03).
Includes
shingles
zona
—
Use additional code—
code (B95-B97) to identify infectious agent.
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Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources