ICD-10-CM Diagnosis Code L03.31A
Diagnosis Code: L03.31A (Raw: L0331A)
Description: Cellulitis of flank
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 L03.31A is designated for Cellulitis of flank. 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.