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Compare/A63.0 vs B34

A63.0 vs B34

A63.0 (Anogenital (venereal) warts) compared with B34 (Viral infection of unspecified site), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.

Can these codes be reported together?

No — do not report together. B34 carries an Excludes1 note covering A63.0: “anogenital human papillomavirus infection (A63.0)”

Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).

Side by side

A63.0Anogenital (venereal) wartsB34Viral infection of unspecified site
Billing statusBillableNon-billable header

Report instead: B34.0, B34.1, B34.2, B34.3, B34.4

ClassificationA00-B99 — Certain Infectious and Parasitic Diseases (A00-B99)A00-B99 — Certain Infectious and Parasitic Diseases (A00-B99)
DefinitionAnogenital (venereal) warts is a billable ICD-10-CM diagnosis code (A63.0).Viral infection of unspecified site is a non-billable ICD-10-CM category code (B34).
Includes
Anogenital warts due to (human) papillomavirus [HPV]
Condyloma acuminatum

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