ICD-10-CM 2027
ICD-10 code for Unimmunized
Choose a code from the options below based on the documentation.
From the official ICD-10-CM alphabetic index entry “Unimmunized”. Page updated September 29, 2026.
About coding Unimmunized
The official ICD-10-CM index doesn't give a single default code for unimmunized; the code depends on the details below.
More specific Unimmunized codes (official index)
- for COVID-19 Z28.310 — Unvaccinated for COVID-19
Common questions about Unimmunized ICD-10 codes
What is the ICD-10 code for for covid-19 unimmunized?
- Z28.310 — Unvaccinated for COVID-19.