ICD-10 Code M61.559 - Other ossification of muscle, unspecified thigh

ICD-10-CM Diagnosis Code M61.559

Diagnosis Code: M61.559 (Raw: M61559)

Description: Other ossification of muscle, unspecified thigh

Classification: International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM)

Fiscal Year: 2026

CMS Section 111 Status: Valid for reporting.

Overview & Clinical Details

ICD-10-CM code M61.559 is designated for Other ossification of muscle, unspecified thigh. In medical documentation and insurance billing, this code is utilized to specify medical diagnosis for patient records, reimbursement workflows, and compliance under CMS Section 111 mandatory insurer reporting guidelines.