ICD-10-CM Code for Angina pectoris, unspecified I20.9

ICD-10 code I20.9 for Angina pectoris, unspecified is a medical classification as listed by WHO under the range - Diseases of the circulatory system .

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Angina pectoris, unspecified
Angina NOS
Anginal syndrome
Cardiac angina
Ischemic chest pain

I20

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)

Use additional code to identify:
exposure to environmental tobacco smoke (Z77.22)
history of tobacco dependence (Z87.891)
occupational exposure to environmental tobacco smoke (Z57.31)
tobacco dependence (F17.-)
tobacco use (Z72.0)

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Get crucial instructions for accurate ICD-10-CM I20.9 coding with all applicable Excludes 1 and Excludes 2 notes from the section level conveniently shown with each code.
This section shows you chapter-specific coding guidelines to increase your understanding and correct usage of the target ICD-10-CM Volume 1 code.

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