M43.2 vs M96.0
M43.2 (Fusion of spine) compared with M96.0 (Pseudarthrosis after fusion or arthrodesis), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. M43.2 carries an Excludes2 note covering M96.0: “pseudoarthrosis after fusion or arthrodesis (M96.0)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| M43.2Fusion of spine | M96.0Pseudarthrosis after fusion or arthrodesis | |
|---|---|---|
| Billing status | Non-billable header | Billable |
| Classification | M00-M99 — Diseases of the Musculoskeletal System and Connective Tissue (M00-M99) | M00-M99 — Diseases of the Musculoskeletal System and Connective Tissue (M00-M99) |
| Definition | Fusion of spine is a non-billable ICD-10-CM category code (M43.2). | Pseudarthrosis after fusion or arthrodesis is a billable ICD-10-CM diagnosis code (M96.0). |
| Includes | Ankylosis of spinal joint | — |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources