Z28.01
Billable codeImmunization not carried out because of acute illness of patient
The ICD-10 code for immunization not carried out because of acute illness of patient is Z28.01.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- Z28.02Immunization not carried out because of chronic illness or condition of patient
- Z28.03Immunization not carried out because of immune compromised state of patient
- Z28.04Immunization not carried out because of patient allergy to vaccine or component
- Z28.09Immunization not carried out because of other contraindication
- Z28.01Immunization not carried out because of acute illness of patient
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- V6401
Associated MS-DRGs
Z28.01 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.