Certified Hematology and Oncology Coder (CHONC) Blood cancers like leukemia and lymphoma demand coding precision that general medical coders often lack. Before pursuing CHONC certification, ensure you’re comfortable with ICD-10-CM staging codes, treatment modality classification, and the nuances of chemotherapy regimen documentation. Hematology labs produce complex results requiring careful abstraction.
| Exam Name | Certified Hematology and Oncology Coder |
| Exam Code | CHONC |
| Format | PDF & Practice Test Engine |
| Target Year | 2026 Updated |
| Features | 100% Verified Q&As |


