ICD-10-CM · Chapter 3 · D50-D89
D67 Hereditary factor IX deficiency
Includes
- Christmas disease
- Factor IX deficiency (with functional defect)
- Hemophilia B
- Plasma thromboplastin component [PTC] deficiency
This category is a complete, billable diagnosis code.
No additional specificity is required — submit D67 directly on claims and documentation without a subcode extension.
Last reviewed: September 2026