Home › Releases
What changed in each release
ICD-10 is republished every October and HCPCS every quarter, so the code set moves five times a year. Each release below is counted from the publisher's own files rather than from its summary document.
| Release | Effective | Added | Revised | Removed | Total |
|---|---|---|---|---|---|
| HCPCS Level II October 2026 | 2026-10-01 | 45 | 17 | 15 | 9,154 |
| ICD-10-PCS FY2027 | 2026-10-01 | 103 | 3 | 39 | 79,256 |
| ICD-10-CM FY2027 | 2026-10-01 | 238 | 4 | 21 | 74,879 |
| HCPCS Level II July 2026 | 2026-07-01 | 41 | 5 | 1 | 9,109 |
| ICD-10-PCS April 2026 | 2026-04-01 | 83 | 0 | 2 | 79,193 |
| HCPCS Level II April 2026 | 2026-04-01 | 62 | 7 | 6 | 9,068 |
| ICD-10-CM April 2026 | 2026-04-01 | 0 | 0 | 0 | 74,719 |
| HCPCS Level II January 2026 | 2026-01-01 | 160 | 294 | 95 | 9,006 |
| HCPCS Level II October 2025 | 2025-10-01 | 76 | 12 | 7 | 8,846 |
| ICD-10-PCS FY2026 | 2025-10-01 | 160 | 0 | 27 | 79,115 |
| ICD-10-CM FY2026 | 2025-10-01 | 614 | 45 | 12 | 74,719 |
| HCPCS Level II July 2025 | 2025-07-01 | 45 | 4 | 17 | 8,770 |
| HCPCS Level II April 2025 | 2025-04-01 | 83 | 22 | 37 | 8,725 |
| ICD-10-PCS April 2025 | 2025-04-01 | 52 | 2 | 12 | 78,986 |
| ICD-10-CM April 2025 | 2025-04-01 | 0 | 0 | 0 | 74,260 |
| HCPCS Level II January 2025 | 2025-01-01 | 168 | 83 | 91 | 8,642 |
| HCPCS Level II October 2024 | 2024-10-01 | 58 | 10 | 6 | 8,474 |
| ICD-10-PCS FY2025 | 2024-10-01 | 374 | 0 | 61 | 78,948 |
| ICD-10-CM FY2025 | 2024-10-01 | 291 | 15 | 3 | 74,260 |
| HCPCS Level II July 2024 | 2024-07-01 | 67 | 32 | 11 | 8,416 |
| ICD-10-CM April 2024 | 2024-04-01 | 0 | 0 | 0 | 74,044 |
| HCPCS Level II April 2024 | 2024-04-01 | 64 | 14 | 19 | 8,349 |
| HCPCS Level II January 2024 | 2024-01-01 | 344 | 60 | 74 | 8,285 |
| HCPCS Level II October 2023 | 2023-10-01 | 47 | 4 | 2 | 7,941 |
| ICD-10-PCS FY2024 | 2023-10-01 | 124 | 17 | 12 | 78,638 |
| ICD-10-CM FY2024 | 2023-10-01 | 501 | 19 | 0 | 74,044 |
| HCPCS Level II July 2023 | 2023-07-01 | 63 | 3 | 9 | 7,894 |
| HCPCS Level II April 2023 | 2023-04-01 | 46 | 10 | 8 | 7,831 |
| ICD-10-CM April 2023 | 2023-04-01 | 50 | 1 | 0 | 73,674 |
| HCPCS Level II January 2023 | 2023-01-01 | 0 | 0 | 0 | 7,785 |
| ICD-10-PCS FY2023 | 2022-10-01 | 372 | 0 | 65 | 78,530 |
| ICD-10-CM FY2023 | 2022-10-01 | 1,468 | 40 | 251 | 73,639 |
| ICD-10-CM April 2022 | 2022-04-01 | 4 | 1 | 0 | 72,750 |
| ICD-10-PCS April 2022 | 2022-04-01 | 2 | 0 | 0 | 78,229 |
| ICD-10-PCS FY2022 | 2021-10-01 | 205 | 62 | 109 | 78,227 |
| ICD-10-CM FY2022 | 2021-10-01 | 191 | 30 | 25 | 72,748 |
| ICD-10-CM January 2021 | 2021-01-01 | 6 | 0 | 0 | 72,621 |
| ICD-10-PCS FY2021 | 2020-10-01 | 587 | 0 | 0 | 78,136 |
| ICD-10-CM FY2021 | 2020-10-01 | 613 | 55 | 26 | 72,616 |
| ICD-10-PCS FY2020 | 2019-10-01 | 737 | 2 | 2,056 | 77,559 |
| ICD-10-CM FY2020 | 2019-10-01 | 328 | 36 | 7 | 72,184 |
| ICD-10-PCS FY2019 | 2018-10-01 | 396 | 8 | 216 | 78,881 |
| ICD-10-CM FY2019 | 2018-10-01 | 320 | 173 | 3 | 71,932 |
| ICD-10-PCS FY2018 | 2017-10-01 | 3,578 | 1,855 | 646 | 78,705 |
| ICD-10-CM FY2018 | 2017-10-01 | 419 | 273 | 122 | 71,704 |
| ICD-10-PCS FY2017 | 2016-10-01 | 3,836 | 491 | 12 | 75,789 |
| ICD-10-CM FY2017 | 2016-10-01 | 2,305 | 553 | 212 | 71,486 |
| ICD-10-CM FY2016 | 2015-10-01 | 0 | 0 | 0 | 69,823 |
| ICD-10-PCS FY2016 | 2015-10-01 | 53 | 0 | 0 | 71,974 |
A release showing no changes is not an error. The publishers ship a complete file set every cycle whether or not a code moved, and several April editions are byte-identical to the October edition before them - real releases in which nothing changed.