What Is The ICD 10 Code For Exertional Angina?

What Is The ICD 10 Code For Exertional Angina? I20. 0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. What is exertional angina? Angina pectoris is a clinical syndrome caused by transient myocardial. ischemia resulting from an imbalance between myocardial oxygen supply. and demand, and exercise-induced angina