It's the public CDC file. Check the official guidelines before you code.
- Code
- I20
- Kind
- Header
- Chapter
- 9. Diseases of the circulatory system
Excludes1
- angina pectoris with atherosclerotic heart disease of native coronary arteries (I25.1-)
- atherosclerosis of coronary artery bypass graft(s) and coronary artery of transplanted heart with angina pectoris (I25.7-)
- postinfarction angina (I23.7)