New ICD-10-CM Codes in

5 codes were added to the 2022 ICD-10-CM code set, effective October 1, 2021.

Displaying codes 1-5 of 5:

  • Z28.3
    Underimmunization status
  • Z28.31
    Underimmunization for COVID-19 status
  • Z28.310
    Unvaccinated for COVID-19
  • Z28.311
    Partially vaccinated for COVID-19
  • Z28.39
    Other underimmunization status
2022 ICD-10-CM Diagnosis Code Z28.3

Underimmunization status

    2016 2017 2018 2019 2020 2021 2022 - Converted to Parent Code Non-Billable/Non-Specific Code
Use Additional
  • code, if applicable, to identify:
  • immunization not carried out because of contraindication (Z28.0-)
  • immunization not carried out because of patient decision for other and unspecified reason (Z28.2-)
  • immunization not carried out because of patient decision for reasons of belief or group pressure (Z28.1)
  • immunization not carried out for other reason (Z28.8-)
2022 ICD-10-CM Diagnosis Code Z28.31

Underimmunization for COVID-19 status

    2022 - New Code Non-Billable/Non-Specific Code
Note
  • These codes should not be used for individuals who are not eligible for the COVID-19 vaccines, as determined by the healthcare provider.
2022 ICD-10-CM Diagnosis Code Z28.310

Unvaccinated for COVID-19

    2022 - New Code Billable/Specific Code POA Exempt
2022 ICD-10-CM Diagnosis Code Z28.311

Partially vaccinated for COVID-19

    2022 - New Code Billable/Specific Code POA Exempt
2022 ICD-10-CM Diagnosis Code Z28.39

Other underimmunization status

    2022 - New Code Billable/Specific Code POA Exempt
Applicable To
  • Delinquent immunization status
  • Lapsed immunization schedule status