B97.3
Non-billableRetrovirus as the cause of diseases classified elsewhere
B97.3 is the ICD-10-CM code for Retrovirus as the cause of diseases classified elsewhere. It is a non-billable category code — use a more specific child code such as B97.30 for billing.
A00-B99 Certain infectious and parasitic diseases
What this means — in plain language
MedlinePlus · NIHWhat are viruses? Viruses are very tiny germs. They are made of genetic material (either DNA or RNA) inside of a protein coating. There are a huge number of viruses on earth. Only a small number of them can infect humans. Those viruses can infect our cells, which may cause disease. Some of the diseases that viruses can cause include the common cold , the flu , COVID-19 , and HIV . How are viruses spread? Viruses can…
Read more about Viral Infections at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Excludes1 — not coded here
- •Human immunodeficiency virus [HIV] disease (B20)
Medications indicated for this condition
FDA labelingDrugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.
Frequently asked questions
- What is ICD-10 code B97.3?
- B97.3 is the ICD-10-CM code for "Retrovirus as the cause of diseases classified elsewhere". It falls under A00-B99 Certain infectious and parasitic diseases.
- Is B97.3 a billable code?
- No — B97.3 is a non-billable header code. Use a more specific child code (such as B97.30) for billing.
- What are the subcodes of B97.3?
- B97.3 has 7 more specific child codes, including B97.30, B97.31, B97.32.
- What is excluded from B97.3?
- Excludes1 (not coded here): Human immunodeficiency virus [HIV] disease (B20).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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