B25: Cytomegaloviral disease
Codes under B25 (Cytomegaloviral disease). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| B25.0 | Cytomegaloviral pneumonitis | ✓ |
| B25.0 | Cytomegaloviral pneumonitis | ✓ |
| B25.1 | Cytomegaloviral hepatitis | ✓ |
| B25.1 | Cytomegaloviral hepatitis | ✓ |
| B25.2 | Cytomegaloviral pancreatitis | ✓ |
| B25.2 | Cytomegaloviral pancreatitis | ✓ |
| B25.8 | Other cytomegaloviral diseases | ✓ |
| B25.8 | Other cytomegaloviral diseases | ✓ |
| B25.9 | Cytomegaloviral disease, unspecified | ✓ |
| B25.9 | Cytomegaloviral disease, unspecified | ✓ |
Frequently asked questions
What is ICD-10-CM code B25?
B25 is an ICD-10-CM category covering Cytomegaloviral disease. It contains 10 more specific diagnosis codes, 10 of which are billable.
Is B25 a billable code?
No — B25 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example B25.0 — Cytomegaloviral pneumonitis). 10 of the 10 codes under B25 are billable.
What codes fall under B25?
B25 includes B25.0, B25.0, B25.1, B25.1, B25.2, plus 5 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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