M89.641 (Osteopathy after poliomyelitis, right hand) compared with M89.649 (Osteopathy after poliomyelitis, unspecified hand), from the official CMS tabular data. M89.641 and M89.649 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. M89.641 and M89.649 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.
| M89.641Osteopathy after poliomyelitis, right hand | M89.649Osteopathy after poliomyelitis, unspecified hand | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | M00-M99 — Diseases of the musculoskeletal system and connective tissue | M00-M99 — Diseases of the musculoskeletal system and connective tissue |
| Definition | Osteopathy after poliomyelitis, right hand is a billable ICD-10-CM diagnosis code (M89.641). | Osteopathy after poliomyelitis, unspecified hand is a billable ICD-10-CM diagnosis code (M89.649). |
| Use additional code | code (B91) to identify previous poliomyelitis | code (B91) to identify previous poliomyelitis |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources