ICD-9-CM Diagnosis Code 715.21
Diagnosis Code: 715.21 (Raw: 71521)
Description: Osteoarthrosis, localized, secondary, shoulder region
Classification: International Classification of Diseases, Ninth Revision, Clinical Modification (ICD-9-CM)
Fiscal Year: 2026 Reference
CMS Section 111 Status: Valid for reporting.
Overview & Historical Usage
ICD-9-CM code 715.21 is designated for Osteoarthrosis, localized, secondary, shoulder region. While superseded by ICD-10 for current healthcare encounters, it remains a recognized reference code for CMS Section 111 reporting, legacy claims adjudication, and historical clinical data analysis.