MCMedicalCodingSoftware
B34.3

B34.3: Parvovirus infection, unspecified

Billable / specific codeICD-10-CM

B34.3 is a billable, specific ICD-10-CM code for parvovirus infection, unspecified. It is valid for submission on a claim.

Check B34.3 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above B34.3

A category’s note binds every code beneath it.

Written on B34: Viral infection of unspecified site

  • 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)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

B34.3 is named in 1 Medicare coverage policy: 1 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A59105Billing and Coding: Off-Label Use of Intravenous Immune Globulin (IVIG)

Alphabetic index entries that lead here

  • Infection, infected, infective›parvovirus NEC

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under B34

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.