ICD-10-CM · Chapter 2 · C00-D49
D45 Polycythemia vera
Excludes 1 (cannot be coded together)
- familial polycythemia (D75.0)
- secondary polycythemia (D75.1)
This category is a complete, billable diagnosis code.
No additional specificity is required — submit D45 directly on claims and documentation without a subcode extension.
Plain-language term for this code
The following entry in the US Medical Glossary corresponds to ICD-10-CM category D45:
- Polycythemia — Policitemia
Last reviewed: September 2026