Effective from
- Inherited rules changed
Disorders of muscle in diseases classified elsewhere
Category — select a more specific code
CDC/NCHS · FY2024For US diagnosis claims covered by HIPAA, ICD-10-CM is required from October 1, 2015.
Use the service date for outpatient/professional claims and the discharge date for hospital inpatient claims. Earlier encounters use ICD-9-CM; each individual code must also be valid for the applicable date.
Official coding guidelines → · CMS ↗First observed · 2015-10-01
Latest recorded change · FY2024
Effective from
Disorders of muscle in diseases classified elsewhere
Category — select a more specific code
CDC/NCHS · FY2024| All editions | Effective from | Code history |
|---|---|---|
| FY2016 | 2015-10-01 | First observed |
| FY2017 | 2016-10-01 | No tabular change |
| FY2018 | 2017-10-01 | No tabular change |
| FY2019 | 2018-10-01 | No tabular change |
| FY2020 | 2019-10-01 | No tabular change |
| FY2020 · April | 2020-04-01 | No tabular change |
| FY2021 | 2020-10-01 | No tabular change |
| FY2021 · 01-01 | 2021-01-01 | No tabular change |
| FY2022 | 2021-10-01 | No tabular change |
| FY2022 · 04-01 | 2022-04-01 | Inherited rules changed |
| FY2023 | 2022-10-01 | No tabular change |
| FY2023 · 04-01 | 2023-04-01 | No tabular change |
| FY2024 | 2023-10-01 | Inherited rules changed |
| FY2024 · 04-01 | 2024-04-01 | No tabular change |
| FY2025 | 2024-10-01 | No tabular change |
| FY2025 · 04-01 | 2025-04-01 | No tabular change |
| FY2026 | 2025-10-01 | No tabular change |
| FY2026 · April | 2026-04-01 | No tabular change |
| FY2027 | 2026-10-01 | No tabular change |
The official Tabular List has no additional instructions at this code level.
Review the instructions inherited from its parent categories below. Inherited instructions ↓
Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
M63.80Disorders of muscle in diseases classified elsewhere, unspecified siteBillable / specificM63.81Disorders of muscle in diseases classified elsewhere, shoulderCategory · further specificity requiredM63.82Disorders of muscle in diseases classified elsewhere, upper armCategory · further specificity requiredM63.83Disorders of muscle in diseases classified elsewhere, forearmCategory · further specificity requiredM63.84Disorders of muscle in diseases classified elsewhere, handCategory · further specificity requiredM63.85Disorders of muscle in diseases classified elsewhere, thighCategory · further specificity requiredM63.86Disorders of muscle in diseases classified elsewhere, lower legCategory · further specificity requiredM63.87Disorders of muscle in diseases classified elsewhere, ankle and footCategory · further specificity requiredM63.88Disorders of muscle in diseases classified elsewhere, other siteBillable / specificM63.89Disorders of muscle in diseases classified elsewhere, multiple sitesBillable / specificOfficial titles and instructions are preserved in their source language. Official sources ↗