RxDB
ICD-10-CM Codes Browse (Tabular) Diagnostic External Drug Neoplasm

I20 – Angina pectoris

Overview

Coding Notes

Active
Non-billable / Non-specific, not valid for HIPAA-covered transactions

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)

Type 1 Excludes

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)

Child Codes

Unstable angina
Angina pectoris with documented spasm
Other forms of angina pectoris
Angina pectoris, unspecified

Sibling Codes

Acute myocardial infarction
Subsequent ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction
Certain current complications following ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction (within the 28 day period)
Other acute ischemic heart diseases
Chronic ischemic heart disease
Pulmonary embolism
Other pulmonary heart diseases
Other diseases of pulmonary vessels

View in Tabular

Code Title
I00-I99 Diseases of the circulatory system (I00-I99)
I20-I25 Ischemic heart diseases (I20-I25)
I20 Angina pectoris
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)

Type 1 Excludes
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)

I20.0 Unstable angina
I20.1 Angina pectoris with documented spasm
I20.8 Other forms of angina pectoris
I20.9 Angina pectoris, unspecified