ICD-10 Code S33.5XXA - Sprain of ligaments of lumbar spine, initial encounter

ICD-10-CM Diagnosis Code S33.5XXA

Diagnosis Code: S33.5XXA (Raw: S335XXA)

Description: Sprain of ligaments of lumbar spine, 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 S33.5XXA is designated for Sprain of ligaments of lumbar spine, 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.