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Pediatric Coding Alert

You Be the Coder:

Know When to Report Z23 as Primary

Published on Wed Feb 08, 2023

Question: Can I use Z23 as the primary code for a flu vaccination encounter? Codify Subscriber Answer: If the patient is coming in for only the vaccine, most payers accept Z23 (Encounter for immunization) as the primary code. However, check with your payer and your state’s regulations. For example, in some states, Medicaid requires you report Z00.- as the primary code and [...]
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