ICD-10-CM · Chapter 1 · A00-B99
B34 Viral infection of unspecified site
Excludes 1 (cannot be coded together)
- anogenital human papillomavirus infection (A63.0)
- cytomegaloviral disease NOS (B25.9)
- herpesvirus [herpes simplex] infection NOS (B00.9)
- retrovirus infection NOS (B33.3)
- viral agents as the cause of diseases classified elsewhere (B97.-)
- viral warts due to human papillomavirus infection (B07)
Subcodes
Each subcode links to a detail page with full clinical annotations.
| Code | Description | Billable |
|---|---|---|
| B34..0 | Adenovirus infection, unspecified | Yes |
| B34..1 | Enterovirus infection, unspecified | Yes |
| B34..2 | Coronavirus infection, unspecified | Yes |
| B34..3 | Parvovirus infection, unspecified | Yes |
| B34..4 | Papovavirus infection, unspecified | Yes |
| B34..8 | Other viral infections of unspecified site | Yes |
| B34..9 | Viral infection, unspecified | Yes |
Last reviewed: September 2026