ICD-10-CM Diagnosis Code D84.0
Diagnosis Code: D84.0 (Raw: D840)
Description: Lymphocyte function antigen-1 [LFA-1] defect
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 D84.0 is designated for Lymphocyte function antigen-1 [LFA-1] defect. 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.