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ICD-10-CM · FY 2026 APRIL UPDATE

M61.5

Other ossification of muscle

Diagnosis reference

Nonbillable category

This 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

CODEDESCRIPTIONTYPE
M61.50Other ossification of muscle, unspecified siteBillable
M61.51Other ossification of muscle, shoulderCategory
M61.511Other ossification of muscle, right shoulderBillable
M61.512Other ossification of muscle, left shoulderBillable
M61.519Other ossification of muscle, unspecified shoulderBillable
M61.52Other ossification of muscle, upper armCategory
M61.521Other ossification of muscle, right upper armBillable
M61.522Other ossification of muscle, left upper armBillable
M61.529Other ossification of muscle, unspecified upper armBillable
M61.53Other ossification of muscle, forearmCategory
M61.531Other ossification of muscle, right forearmBillable
M61.532Other ossification of muscle, left forearmBillable
M61.539Other ossification of muscle, unspecified forearmBillable
M61.54Other ossification of muscle, handCategory
M61.541Other ossification of muscle, right handBillable
M61.542Other ossification of muscle, left handBillable
M61.549Other ossification of muscle, unspecified handBillable
M61.55Other ossification of muscle, thighCategory
M61.551Other ossification of muscle, right thighBillable
M61.552Other ossification of muscle, left thighBillable
M61.559Other ossification of muscle, unspecified thighBillable
M61.56Other ossification of muscle, lower legCategory
M61.561Other ossification of muscle, right lower legBillable
M61.562Other ossification of muscle, left lower legBillable
M61.569Other ossification of muscle, unspecified lower legBillable
M61.57Other ossification of muscle, ankle and footCategory
M61.571Other ossification of muscle, right ankle and footBillable
M61.572Other ossification of muscle, left ankle and footBillable
M61.579Other ossification of muscle, unspecified ankle and footBillable
M61.58Other ossification of muscle, other siteBillable

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

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.