MCMedicalCodingSoftware
Z28.02

Z28.02: Immunization not carried out because of chronic illness or condition of patient

Billable / specific codeICD-10-CMPOA exempt

Z28.02 is a billable, specific ICD-10-CM code for immunization not carried out because of chronic illness or condition of patient. It is valid for submission on a claim.

Check Z28.02 with the rest of the claim: free scrubber

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Alphabetic index entries that lead here

  • Immunization›not done›because›chronic illness of patient

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under Z28.0

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.