| Source ICD-10 | Mapping Type | Target ICD-9 |
| Recommended Mapping (based on statistical analysis) |
| 0NBR4ZX (Procedure) - Excision of Maxilla, Percutaneous Endoscopic Approach, Diagn (Excision of Maxilla, Percutaneous Endoscopic Approach, Diagnostic) | Single To Single | 2412 (Procedure) - Alveolus biopsy (Biopsy of alveolus) |
| CMS/CDC General Equivalence Mappings |
| 0NBR4ZX (Procedure) - Excision of Maxilla, Percutaneous Endoscopic Approach, Diagn (Excision of Maxilla, Percutaneous Endoscopic Approach, Diagnostic) | Single To Single | Alternative #1: 2412 (Procedure) - Alveolus biopsy (Biopsy of alveolus) |
Single To Single | Alternative #2: 7611 (Procedure) - Facial bone biopsy (Biopsy of facial bone) |