Is Z28.83 a billable code?
Yes. Z28.83 is a billable ICD-10-CM code and can be used on claims and superbills for dates of service from October 1, 2026 to September 30, 2027.
ICD-10-CM FY2027 diagnosis code
Z28.83: Immunization not carried out due to unavailability of vaccine
Billable codeValid for dates of service October 1, 2026 to September 30, 2027
Z28.83 is a billable ICD-10-CM diagnosis code for immunization not carried out due to unavailability of vaccine. It is specific enough to use on an insurance claim, a superbill or a Good Faith Estimate.
Superbill GeneratorStart a superbill with Z28.83 already added.Good Faith EstimateStart a cost estimate with Z28.83 already added.CMS-1500 Claim FormFill a claim form with Z28.83 in box 21.
Other codes in Z28.8 Immunization not carried out for other reason
Z28.83 questions
What does Z28.83 mean?
Z28.83 is the ICD-10-CM code for Immunization not carried out due to unavailability of vaccine. It is in chapter 22, Factors influencing health status and contact with health services (Z00-Z99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.