M86.8X51 (Other osteomyelitis, right thigh) compared with M86.8X52 (Other osteomyelitis, left thigh), from the official CMS tabular data. M86.8X51 and M86.8X52 code the same condition on opposite sides. MedCoder-derived
Same condition; these differ only in which side is documented.
These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.
Source: ICD-10-CM tabular list (laterality variant derived from the code title)
Same condition, opposite side. M86.8X51 and M86.8X52 name the same condition on opposite sides of the body.
Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.
| M86.8X51Other osteomyelitis, right thigh | M86.8X52Other osteomyelitis, left thigh | |
|---|---|---|
| Billing status | Billable | 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 | Other osteomyelitis, right thigh is a billable ICD-10-CM diagnosis code (M86.8X51). | Other osteomyelitis, left thigh is a billable ICD-10-CM diagnosis code (M86.8X52). |
| Use additional code | code (B95-B97) to identify infectious agent code to identify major osseous defect, if applicable (M89.7-) | code (B95-B97) to identify infectious agent code to identify major osseous defect, if applicable (M89.7-) |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources