The 2023 ICD-10-CM files below contain information on the ICD-10-CM updates for FY 2023. These 2023 ICD-10-CM codes are to be used for discharges occurring from October 1, 2022 through September 30, 2023 and for patient encounters occurring from October 1, 2022 through September 30, 2023.

https://www.cms.gov/medicare/icd-10/2023-icd-10-cm