Z28.9
BillableImmunization not carried out for unspecified reason
Immunization not carried out for unspecified reason
Coding Notes
Includes
Conditions included under this code
- vaccination not carried out
Code Also
A second code may be required; sequencing depends on circumstances
Related Codes(5)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(47)
SNOMED CT
- Severe acute respiratory syndrome coronavirus 2 immunisation not done1345040001
- Severe acute respiratory syndrome coronavirus 2 immunization not done1345040001
- Severe acute respiratory syndrome coronavirus 2 vaccine not done1345040001
- COVID-19 vaccination not done591191000124106
- SARS-CoV-2 vaccination not done591191000124106
- Severe acute respiratory syndrome coronavirus 2 vaccination not done591191000124106
- Unvaccinated for COVID-19591191000124106
- Hepatitis A immunisation not done6041000175108
- Hepatitis A immunization not done6041000175108
- Hepatitis A vaccination not done6041000175108
- Hepatitis B vaccination not done6051000175105
- Herpes zoster vaccination not done8041000175109
- Influenza vaccination not done4181000175105
- MMR (measles, mumps, rubella) vaccination not done4521000175102
- Measles mumps and rubella vaccination not done4521000175102
- Pneumococcal vaccination not done4191000175108
- Tetanus vaccination not done8051000175106
- Vaccination for DTaP (diphtheria, pertussis, and tetanus) not done6021000175100
- Vaccination for diphtheria, pertussis, and tetanus not done6021000175100
- Vaccination for Tdap (acellular pertussis, diphtheria, and tetanus) not done462341000124100
- Vaccination for acellular pertussis, diphtheria and tetanus not done462341000124100
- Vaccination not done90351000119108
- Varicella vaccination not done6031000175102
Clinical Terms
- Hepatitis A immunisation not done
- Severe acute respiratory syndrome coronavirus 2 vaccination not done
- Hepatitis A vaccination not done
- Severe acute respiratory syndrome coronavirus 2 immunisation not done
- Severe acute respiratory syndrome coronavirus 2 vaccine not done
- Tetanus vaccination not done
- Varicella vaccination not done
- Pneumococcal vaccination not done
- Herpes zoster vaccination not done
- Hepatitis B vaccination not done
- Severe acute respiratory syndrome coronavirus 2 immunization not done
- Influenza vaccination not done
- Hepatitis A immunization not done
- Vaccination for acellular pertussis, diphtheria and tetanus not done
- Vaccination for diphtheria, pertussis, and tetanus not done
- Vaccination for Tdap (acellular pertussis, diphtheria, and tetanus) not done
- SARS-CoV-2 vaccination not done
- Vaccination for DTaP (diphtheria, pertussis, and tetanus) not done
- MMR (measles, mumps, rubella) vaccination not done
- Vaccination not done
- Unvaccinated for COVID-19
- COVID-19 vaccination not done
- Measles mumps and rubella vaccination not done
Frequently Asked Questions
What is the ICD-10 code for immunization not carried out for unspecified reason?
The ICD-10-CM code for immunization not carried out for unspecified reason is Z28.9. The full clinical description is "Immunization not carried out for unspecified reason". Z28.9 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code Z28.9 mean?
ICD-10-CM code Z28.9 represents “Immunization not carried out for unspecified reason”. It is classified under Chapter 22: Factors Influencing Health Status and Contact With Health Services and is a billable/specific code that can be used on a claim.
Is Z28.9 a billable code?
Yes, Z28.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is Z28.9 in?
Z28.9 is in Chapter 22: Factors Influencing Health Status and Contact With Health Services (codes Z00-Z99).
What SNOMED CT codes does Z28.9 map to?
Z28.9 maps to 13 SNOMED CT concepts: 591191000124106, 6041000175108, 6051000175105, 8041000175109, 4181000175105, and 8 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for Z28.9?
Z28.9 is linked to 1 UMLS Concept Unique Identifier: C0476665. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does Z28.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like immunization not carried out for unspecified reason affect a person's functioning: body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of Z28.9?
Z28.9 maps to the ICD-11 code: QC04.Z (Immunization not carried out for unspecified reason).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.