Issue 53: January 5, 2017 2017 Coding Changes: Open Aortic Valvuloplasty Legacy codes 33340–33403 have been deleted and replaced with codes 33390 and 33391. The new codes represent current surgical techniques. Codes 33405, 33406, and 33410 were revised to indicate that these are now open procedures. Previous article2017 Coding Changes: Esophageal Sphincter Augmentation Next article2017 Coding Changes: Code 0423T Comments are closed.