Home > 2017 ICD-10-CM Diagnosis Codes > Diseases of the circulatory system I00-I99 > Ischemic heart diseases I20-I25 > Angina pectoris I20-
2017 ICD-10-CM Diagnosis Code I20.1
Angina pectoris with documented spasm
I20.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
This is the American ICD-10-CM version of I20.1. Other international versions of ICD-10 I20.1 may differ.
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
(syn. Prinzmetal's angina or coronary artery vasospasm). It usually occurs spontaneously, and unlike typical angina, it nearly always occurs when a person is at rest and does not require physical exertion. It frequently is associated with transient st-segment elevation. (nih roadmap cardiovascular data standards working group)
A clinical syndrome characterized by the development of chest pain at rest with concomitant transient st segment elevation in the electrocardiogram, but with preserved exercise capacity.
A variant form of angina pectoris caused by coronary artery vasospasm, usually occurring spontaneously and frequently associated with st segment elevation.
ICD-10-CM I20.1 is grouped within Diagnostic Related Group (MS-DRG v34.0):