CPT code

90471Immunization administration (first vaccine)

Plain-English reference for CPT 90471. What it covers, what it typically costs, and the billing errors patientbill.org looks for on this code.

Typical setting
Office
Medicare allowable
$16
Common private-payer range
$30 – $120

The Medicare allowable is the national non-facility rate from the CMS Physician Fee Schedule and is the most defensible "fair price" anchor. Commercial charges typically run 2–5× this number; hospital list prices can be much higher still.

What this code actually is

CPT 90471 is the administration fee for the first vaccine given. ACA-required vaccines themselves (HPV, flu, MMR, etc.) plus their administration must be covered at $0 in-network — if you see a patient balance, dispute it.

Audit issues we look for on 90471

  • Preventive miscoding — service is ACA-preventive but billed with patient cost-sharing

Think your bill has the wrong 90471 charge?

Upload the bill and we'll check for upcoding, unbundling, duplicates, and prices above what's reasonable. If we recover money for you, we keep a small contingency fee. If we don't, you owe nothing.

Common questions about CPT 90471

Private-payer charges typically fall in the $30 – $120 range, though hospital list prices can run much higher. Medicare's allowable rate for 90471 is roughly $16, which is a useful fair-price anchor. If your bill for this code is significantly above the high end of that range, ask for an itemized statement and compare against your Explanation of Benefits (EOB) — the insurance "allowed amount" is the most defensible reference point.

Related codes in Preventive care & vaccines

Patientbill.org is not affiliated with any provider, insurer, or the AMA. Code descriptions are CMS-published short descriptors plus our own plain-English explanations; pricing references are from the CMS Medicare Physician Fee Schedule and public charge benchmarks and may be outdated. Verify your specific charges against your EOB.