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Credentials and costs

Prior authorization

Also known as: preauthorization, precertification

A health plan’s review or approval that may be required before a service, treatment or medicine is provided.

Source-checked educational compilation · Not independently clinically reviewed

What this means in a clinic conversation

Ask what the plan requires for the exact service and whether other coverage conditions remain. Authorization, network participation and the amount you owe are different pieces of the cost picture.

A question to bring

Is authorization required, who obtains it, and what written coverage information can the plan provide?

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Related and commonly confused terms

Use the term in context

Sources and editorial context

This definition was compiled from the sources below and has not received independent clinical review. It supports understanding and consultation preparation.

  1. HealthCare.gov glossary: prior authorization · Centers for Medicare & Medicaid ServicesReference checked 2026-10-02
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