2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Circulatory System 390-459 > Other Forms Of Heart Disease 420-429 > Ill-Defined Descriptions And Complications Of Heart Disease 429.* > 2008 ICD-9-CM Diagnosis 429.7 Certain sequelae of myocardial infarction not elsewhere classified  On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date. The 2009 version of ICD-9-CM 429.7 can be accessed here. 429.7 is a non-specific code that cannot be used to specify a diagnosis View the ICD-9-CM Volume 1 429.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog. Use additional code to identify the associated myocardial infarction: with onset of 8 weeks or less (410.00-410.92) with onset of more than 8 weeks (414.8) 429.7 excludes: congenital defects of heart (745, 746) coronary aneurysm (414.11) disorders of papillary muscle (429.6, 429.81) postmyocardial infarction syndrome (411.0) rupture of chordae tendineae (429.5)