I20.1 ANGINA PECTORIS WITH DOCUMENTED SPASM

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Code Information

Diagnosis Code: I20.1

Short Description: Angina pectoris with documented spasm

Long Description: Angina pectoris with documented spasm

The code I20.1 is VALID for claim submission

Code Classification:

Diseases of the circulatory system (I00–I99)
- Ischemic heart diseases (I20-I25)
  - Angina pectoris (I20)
    - I20.1 Angina pectoris with documented spasm

Code Version: 2022 ICD-10-CM

Synonyms

Arteriospasm
Arteriospasm
Cardiac arrhythmia due to coronary artery spasm
Coronary artery spasm
Prinzmetal angina
Vasospasm
Vasospasm

References to Index of Diseases and Injuries

The code I20.1 has the following ICD-10-CM references to the Index of Diseases and Injuries

Inclusion Terms:
- Angiospastic angina
- Prinzmetal angina
- Spasm-induced angina
- Variant angina

Crosswalk Information

ICD-10 Code		ICD-9 Code	ICD-9 Description
I20.1		413.1	Prinzmetal angina

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code	ICD-10 Description
I20	Angina pectoris
I20.0	Unstable angina
I20.2	Refractory angina pectoris
I20.8	Other forms of angina pectoris
I20.81	Angina pectoris with coronary microvascular dysfunction
I20.89	Other forms of angina pectoris
I20.9	Angina pectoris, unspecified

This page was last updated on: 10/1/2023

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