Dr. Maki worked as Consultant Cardiologist at the Baghdad Medical City Teaching Hospital, Baghdad from 1990-2006. During this posting, he was involved in teaching of under graduate and postgraduate students as he was: After gaining over 16 years of extensive experience from Iraq, Dr. Maki moved to UAE and worked in government sector hospital at Al Ain, during 2006–2010 as Head of Cardiology Department. Dr. Maki joined GDC Hospital as Consultant Cardiologist during 2010 and treating patient with different cardiac problems, Ischemic Heart disease, Hypertension, Valvular Heart Disease, and Cardiac Arrhythmias. Hypertension, Heart failure, Ischemic heart diseases, Cardiac arrhythmia, Noninvasive cardiac study, ECG, Echo Cardiograph, Cardiac Stress test, Myocardial Perfusion Study, Holter Monitor, ABPM