ICD-10 Code S43.223A - Posterior subluxation of unspecified sternoclavicular joint, initial encounter

ICD-10-CM Diagnosis Code S43.223A

Diagnosis Code: S43.223A (Raw: S43223A)

Description: Posterior subluxation of unspecified sternoclavicular joint, initial encounter

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 S43.223A is designated for Posterior subluxation of unspecified sternoclavicular joint, initial encounter. 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.