This article provides an overview of the 2023 ICD-10-CM code updates, which went live on October 1, 2022, replacing the 2022 code set that will be sunset on January 1, 2023.

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2023 ICD-10-CM Code Updates

The 2023 ICD-10-CM Codes were pushed live on October 1, 2022. The 2022 code set will be sunset on January 1, 2023.

  • 1176 codes were added
  • 287 codes were deleted
  • 28 codes were revised

Here is a list of all of the codes that were altered:

Action ICD10 Code Code description
Deleted B373 Candidiasis of vulva and vagina
Added B3731 Acute candidiasis of vulva and vagina
Added B3732 Chronic candidiasis of vulva and vagina
Revised from C8440 Peripheral T-cell lymphoma, not classified, unspecified site
Revised to C8440 Peripheral T-cell lymphoma, not elsewhere classified, unspecified site
Revised from C8441 Peripheral T-cell lymphoma, not classified, lymph notes of head, face, and neck
Revised to C8441 Peripheral T-cell lymphoma, not elsewhere classified, lymph nodes of head, face, and neck
Revised from C8442 Peripheral T-cell lymphoma, not classified, intrathoracic lymph nodes
Revised to C8442 Peripheral T-cell lymphoma, not elsewhere classified, intrathoracic lymph nodes
Revised from C8443 Peripheral T-cell lymphoma, not classified, intra-abdominal lymph nodes
Revised to C8443 Peripheral T-cell lymphoma, not elsewhere classified, intra-abdominal lymph nodes
Revised from C8444 Peripheral T-cell lymphoma, not classified, lymph nodes of axilla and upper limb
Revised to C8444 Peripheral T-cell lymphoma, not elsewhere classified, lymph nodes of axilla and upper limb
Revised from C8445 Peripheral T-cell lymphoma, not classified, lymph nodes of inguinal region and lower limb
Revised to C8445 Peripheral T-cell lymphoma, not elsewhere classified, lymph nodes of inguinal region and lower limb
Revised from C8446 Peripheral T-cell lymphoma, not classified, intrapelvic lymph nodes
Revised to C8446 Peripheral T-cell lymphoma, not elsewhere classified, intrapelvic lymph nodes
Revised from C8447 Peripheral T-cell lymphoma, not classified, spleen
Revised to C8447 Peripheral T-cell lymphoma, not elsewhere classified, spleen
Revised from C8448 Peripheral T-cell lymphoma, not classified, lymph nodes of multiple sites
Revised to C8448 Peripheral T-cell lymphoma, not elsewhere classified, lymph nodes of multiple sites
Revised from C8449 Peripheral T-cell lymphoma, not classified, extranodal and solid organ sites
Revised to C8449 Peripheral T-cell lymphoma, not elsewhere classified, extranodal and solid organ sites
Revised from C946 Myelodysplastic disease, not classified
Revised to C94
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