ICD-10 Code S56.591S - Other injury of other extensor muscle, fascia and tendon at forearm level, right arm, sequela

ICD-10-CM Diagnosis Code S56.591S

Diagnosis Code: S56.591S (Raw: S56591S)

Description: Other injury of other extensor muscle, fascia and tendon at forearm level, right arm, sequela

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 S56.591S is designated for Other injury of other extensor muscle, fascia and tendon at forearm level, right arm, sequela. 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.