I20 Angina pectoris
ICD-10-CM category I20 sits in Chapter 9 (Diseases of the circulatory system, I00-I99). It contains 6 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.
Subcategories
I20.8 Other forms of angina pectoris
Billable codes in I20
| Code | Description |
|---|---|
I20.0 | Unstable angina |
I20.1 | Angina pectoris with documented spasm |
I20.2 | Refractory angina pectoris |
I20.81 | Angina pectoris with coronary microvascular dysfunction |
I20.89 | Other forms of angina pectoris |
I20.9 | Angina pectoris, unspecified |
Search within ICD-10-CM for I20 and related codes
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