Six things to know about the changes: 1. The AMA has made 329 changes to the 2021 CPT code set, including 206 new codes, 54 deletions and 69 revisions. The changes will take effect Jan. 1, 2021. 2.

1. The 2026 CPT code set includes 418 total changes: 288 new codes, 84 deletions and 46 revisions. 2. Proprietary laboratory analyses and Category III CPT codes for emerging medical services each make ...