M62.512 (Muscle wasting and atrophy, not elsewhere classified, left shoulder) compared with M62.519 (Muscle wasting and atrophy, not elsewhere classified, unspecified shoulder), from the official CMS tabular data. M62.512 and M62.519 code the same condition on opposite sides.
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. M62.512 and M62.519 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.
| M62.512Muscle wasting and atrophy, not elsewhere classified, left shoulder | M62.519Muscle wasting and atrophy, not elsewhere classified, unspecified shoulder | |
|---|---|---|
| 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 | Muscle wasting and atrophy, not elsewhere classified, left shoulder is a billable ICD-10-CM diagnosis code (M62.512). | Muscle wasting and atrophy, not elsewhere classified, unspecified shoulder is a billable ICD-10-CM diagnosis code (M62.519). |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources