| Recommended Mapping (based on statistical analysis) |
| Source ICD-9 | Mapping Type | Target ICD-10 |
| 53351 (Diagnosis) - Chr peptic ulc perf-obst (Chronic or unspecified peptic ulcer of unspecified site with perforation, with obstruction) | Single To Single | K275 (Diagnosis) - Chronic or unsp peptic ulcer, site unsp, with perforation (Chronic or unspecified peptic ulcer, site unspecified, with perforation) |
| CMS/CDC General Equivalence Mappings |
| 53351 (Diagnosis) - Chr peptic ulc perf-obst (Chronic or unspecified peptic ulcer of unspecified site with perforation, with obstruction) | Single To Single | Alternative #1: K275 (Diagnosis) - Chronic or unsp peptic ulcer, site unsp, with perforation (Chronic or unspecified peptic ulcer, site unspecified, with perforation) |