[Chart] Ischemic heart disease: ICD-10-CM documentation steps

May 8, 2014

This chart outlines the differences in coding for Coronary Atherosclerosis, Angina Pectoris, and Myocardial Infarction under ICD-10.


Ischemic heart disease is reported in ICD-10-CM with categories I20-I25. This includes angina pectoris, myocardial infarction, current complications following myocardial infarction, and chronic ischemic heart disease. Physicians and coders need to understand how the organization of codes, current definitions, and coding rules have changed. This will enable the provision of accurate documentation, and the selection and proper sequencing of codes. Continue reading this article...