ICD-10-CM Diagnosis Code M85.9
Diagnosis Code: M85.9 (Raw: M859)
Description: Disorder of bone density and structure, unspecified
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 M85.9 is designated for Disorder of bone density and structure, unspecified. 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.