Other secondary syphilis
- A51.4 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
- The 2024 edition of ICD-10-CM A51.4 became effective on October 1, 2023.
- This is the American ICD-10-CM version of A51.4 – other international versions of ICD-10 A51.4 may differ.
The following code(s) above A51.4 contain annotation back-references
that may be applicable to A51.4:
- A00-B99 Certain infectious and parasitic diseases
- A50-A64 Infections with a predominantly sexual mode of transmission
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2023 (effective 10/1/2022): No change
- 2024 (effective 10/1/2023): No change