B51: Plasmodium vivax malaria
Codes under B51 (Plasmodium vivax malaria). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| B51.0 | Plasmodium vivax malaria with rupture of spleen | ✓ |
| B51.0 | Plasmodium vivax malaria with rupture of spleen | ✓ |
| B51.8 | Plasmodium vivax malaria with other complications | ✓ |
| B51.8 | Plasmodium vivax malaria with other complications | ✓ |
| B51.9 | Plasmodium vivax malaria without complication | ✓ |
| B51.9 | Plasmodium vivax malaria without complication | ✓ |
Frequently asked questions
What is ICD-10-CM code B51?
B51 is an ICD-10-CM category covering Plasmodium vivax malaria. It contains 6 more specific diagnosis codes, 6 of which are billable.
Is B51 a billable code?
No — B51 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 B51.0 — Plasmodium vivax malaria with rupture of spleen). 6 of the 6 codes under B51 are billable.
What codes fall under B51?
B51 includes B51.0, B51.0, B51.8, B51.8, B51.9, plus 1 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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