I20.1

Applicable To

• Angiospastic angina

• Prinzmetal angina

• Spasm-induced angina

• Variant angina

Approximate Synonyms

• Prinzmetal angina

Clinical Information

• 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.

Details

• I20.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• The 2023 edition of ICD-10-CM I20.1 became effective on October 1, 2022.

• This is the American ICD-10-CM version of I20.1 – other international versions of ICD-10 I20.1 may differ.