ICD-10-CM · FY 2026 APRIL UPDATE
M61.55
Other ossification of muscle, thigh
Diagnosis reference
Nonbillable categoryThis entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.
Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification
Related entries
Up to 30 descendants in this category
| CODE | DESCRIPTION | TYPE |
|---|---|---|
| M61.551 | Other ossification of muscle, right thigh | Billable |
| M61.552 | Other ossification of muscle, left thigh | Billable |
| M61.559 | Other ossification of muscle, unspecified thigh | Billable |
Use the complete reference
This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.
Open official CMS files