Z28.311 PARTIALLY VACCINATED FOR COVID-19

Code Information

  • Diagnosis Code: Z28.311
  • Short Description: Partially vaccinated for COVID-19
  • Long Description: Partially vaccinated for COVID-19
  • Code Version: 2025 ICD-10-CM

The code Z28.311 is VALID for claim submission

Code Classification

This code is valid for unacceptable principal diagnosis

Synonyms

  • Immunization series incomplete
  • Immunization series incomplete
  • Immunization series incomplete
  • Immunization series incomplete
  • Partial vaccination for COVID-19
  • Requires first booster dose of SARS-CoV-2 vaccine
  • Requires second booster dose of SARS-CoV-2 vaccine
  • Requires third booster dose of SARS-CoV-2 vaccine
  • SARS-CoV-2 initial immunization series incomplete

Similar Codes

ICD-10 Code ICD-10 Description
Z28 Immunization not carried out and underimmunization status
Z28.0 Immunization not carried out because of contraindication
Z28.01 Immunization not carried out because of acute illness of patient
Z28.02 Immunization not carried out because of chronic illness or condition of patient
Z28.03 Immunization not carried out because of immune compromised state of patient
Z28.04 Immunization not carried out because of patient allergy to vaccine or component
Z28.09 Immunization not carried out because of other contraindication
Z28.1 Immunization not carried out because of patient decision for reasons of belief or group pressure
Z28.2 Immunization not carried out because of patient decision for other and unspecified reason
Z28.20 Immunization not carried out because of patient decision for unspecified reason
Z28.21 Immunization not carried out because of patient refusal
Z28.29 Immunization not carried out because of patient decision for other reason
Z28.3 Underimmunization status
Z28.31 Underimmunization for COVID-19 status
Z28.310 Unvaccinated for COVID-19
Z28.39 Other underimmunization status
Z28.8 Immunization not carried out for other reason
Z28.81 Immunization not carried out due to patient having had the disease
Z28.82 Immunization not carried out because of caregiver refusal
Z28.83 Immunization not carried out due to unavailability of vaccine
Z28.89 Immunization not carried out for other reason
Z28.9 Immunization not carried out for unspecified reason
This page was last updated on: 10/1/2025
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