In the 2023 code set, we see changes that include new codes for refractory angina pectoris. 

Visit 2023 ICD-10-CM for Fiscal Year (FY) 2023 diagnosis code information:  

• Conversion table (CMS ZIP) 
• Code descriptions in tabular order (CMS ZIP)  
• Addendum (CMS ZIP)  
• Code tables, tabular, and index (CMS ZIP)  
• Coding guidelines (CMS PDF)  

Use these codes for your patient encounters on or after October 1, 2022 - September 30, 2023.  

For questions about the diagnosis codes, contact the CDC’s National Center for Health Statistics.