ICD-10-CM Diagnosis Code I51.0
Diagnosis Code: I51.0 (Raw: I510)
Description: Cardiac septal defect, acquired
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 I51.0 is designated for Cardiac septal defect, acquired. 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.