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B97.31

B97.31: Lentivirus as the cause of diseases classified elsewhere

Billable / specific codeICD-10-CM

B97.31 is a billable, specific ICD-10-CM code for lentivirus as the cause of diseases classified elsewhere. It is valid for submission on a claim.

Check B97.31 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above B97.31

A category’s note binds every code beneath it.

Written on B97.3: Retrovirus as the cause of diseases classified elsewhere

  • Human immunodeficiency virus [HIV] disease (B20)

Other codes that can never be billed with B97.31

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • B34Viral infection of unspecified site

Risk adjustment

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

Alphabetic index entries that lead here

  • Lentivirus, as cause of disease classified elsewhere
  • Infection, infected, infective›lentivirus, as cause of disease classified elsewhere
  • Retrovirus, as cause of disease classified elsewhere›lentivirus
  • Infection, infected, infective›retrovirus›as cause of disease classified elsewhere›lentivirus
  • Infection, infected, infective›virus, viral NOS›as cause of disease classified elsewhere›retrovirus›lentivirus

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under B97.3

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.