Z23 is a billable/specific and POA-exempt diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Encounter for immunization.
Notes
Procedure codes are required to identify the types of immunizations given
Code first
Any routine childhood examination
Code also
If applicable, encounter for immunization safety counseling (Z71.85)
Versions
2025
No changes
2024
No changes
2023
No changes
2022
Code changed
Code also
- , if applicable, encounter for immunization safety counseling (Z71.85)
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
No changes
2016
New code