Click on the document to download
2021 CPT manual change counts by chapter
| Chapter | New | Revised | Deleted |
| E/M (99201-99499) | 2 | 17 | 1 |
| Anesthesia (00100-01999) | 0 | 0 | 0 |
| Surgery: | |||
| Integumentary (10004-19499) | 0 | 17 | 2 |
| Musculoskeletal (20100-29999) | 0 | 2 | 0 |
| Respiratory (30000-32999) | 2 | 0 | 1 |
| Cardiovascular (33016-37799) | 5 | 4 | 0 |
| Hemic & Lymphatic (38100-38999) | 0 | 0 | 0 |
| Mediastinum & Diaphragm (39000-39599) | 0 | 0 | 0 |
| Digestive (40490-49999) | 0 | 0 | 1 |
| Urinary (50010-53899) | 0 | 0 | 0 |
| Male Genital System (54000-55899) | 1 | 0 | 0 |
| Female Genital System (56405-58999) | 1 | 0 | 2 |
| Maternity Care & Delivery (59000-59899) | 0 | 0 | 0 |
| Endocrine System (60000-60699) | 0 | 0 | 0 |
| Nervous System (61000-64999) | 0 | 5 | 4 |
| Eye & Ocular Adnexa (65091-68899) | 0 | 0 | 0 |
| Auditory System (69000-69979) | 2 | 0 | 1 |
| Radiology (70010-79999) | 2 | 5 | 2 |
| Pathology & Laboratory (80047-0138U) | 131 | 9 | 8 |
| Medicine (90281-99607) | 18 | 4 | 9 |
| Category II (0001F-9007F) | 0 | 1 | 0 |
| Category III (0042T-0639T) | 45 | 1 | 22 |
| Totals | 207 | 48 | 52 |