ICD-10-CM Diagnosis Code S90.542A
Diagnosis Code: S90.542A (Raw: S90542A)
Description: External constriction, left ankle, 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 S90.542A is designated for External constriction, left ankle, 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.