ICD-9 Code 410.51 - Acute myocardial infarction of other lateral wall, initial episode of care

ICD-9-CM Diagnosis Code 410.51

Diagnosis Code: 410.51 (Raw: 41051)

Description: Acute myocardial infarction of other lateral wall, initial episode of care

Classification: International Classification of Diseases, Ninth Revision, Clinical Modification (ICD-9-CM)

Fiscal Year: 2026 Reference

CMS Section 111 Status: Valid for reporting.

Overview & Historical Usage

ICD-9-CM code 410.51 is designated for Acute myocardial infarction of other lateral wall, initial episode of care. While superseded by ICD-10 for current healthcare encounters, it remains a recognized reference code for CMS Section 111 reporting, legacy claims adjudication, and historical clinical data analysis.