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What Is Prior Authorization? A Guide to Reducing Auth-Related Denials

Learn how prior auth works, which services commonly require it, and how to build efficient auth workflows.

Learn how prior auth works, which services commonly require it, and how to build efficient auth workflows.

Learn how prior auth works, which services commonly require it, and how to build efficient auth workflows.

Prior authorization (PA) is one of those necessary evils in medical billing. It's a process that requires practices to obtain approval from a patient's insurance company before providing certain healthcare services. Miss it, and you risk a denial that leaves the patient with a hefty bill—or worse, leaves your practice without payment.

How Prior Authorization Works

Prior authorization is essentially the insurance company's way of managing costs. They want to confirm that the recommended service, procedure, or medication is medically necessary before they commit to covering it. The goal is to avoid unnecessary expenses, but it can often feel like a hoop-jumping exercise for your staff.

The process generally involves three basic steps:

  1. Submission of a request form, often filled out by your clinical staff.

  2. Review by the payer, which can take anywhere from a few hours to several days (or even weeks, for specialty medications).

  3. Notification of approval or denial, sometimes with a cryptic denial code that sends you back to step one.

Common Services Requiring Prior Authorization

Not every service needs prior authorization, but you'd better know which ones do. This varies by payer, but some common examples often include:

  • Advanced imaging services (think MRIs and CT scans)

  • Specialty medications, particularly those administered in-office or through infusion

  • Surgical procedures, especially those considered elective

  • Durable medical equipment over certain dollar thresholds

And the rules are ever-changing. Payers frequently update their prior authorization requirements—often with little warning. This can catch practices off-guard if they’re not paying close attention.

Building Efficient Auth Workflows

The key to minimizing auth-related denials is a well-oiled workflow. You don't want requests falling through the cracks. Here are some strategies to consider:

Centralize the Process

Having a centralized team responsible for handling prior authorizations can prevent the siloing of information. When everyone relies on the same system and protocols, it's easier to catch errors early. Plus, it ensures that everyone is up to speed with the latest payer guidelines (because yes, they change constantly).

Use Technology Wisely

The right software can drastically cut down your authorization headaches. Many EMR systems now come with integrated tools to check PA requirements automatically. Some even alert you when an auth is needed before you schedule a procedure. And while these tools are not foolproof, they can serve as a valuable first line of defense.

Don't forget payer portals either. While notoriously clunky, they often allow for real-time status updates on pending authorizations—saving you from those dreaded hold times.

Train Your Team

Your staff should know more than just the basics. They should be experts on each payer's quirks. Does BlueCross take forever to approve MRIs? Do they need additional paperwork for specialty drugs? Make sure your team has this insider knowledge.

Moreover, encourage them to pick up the phone when things are unclear. Yes, it’s annoying. But sometimes a quick call can clear up confusion before it leads to a denial.

Track and Tweak

Lastly, measure your results. How many of your denials are related to prior authorization issues? Which payer causes the most problems? Use this data to adapt your processes. If one payer is particularly troublesome, consider assigning specific staff to handle their cases.

The Cost of Ignoring Prior Auth

Ignoring prior authorization is like ignoring a ticking time bomb in your billing office. The average cost of a denied claim is over $100 when you factor in the time spent resubmitting it. Multiply that by dozens or hundreds of claims, and you're looking at a significant hit to your bottom line.

And let's not forget patient satisfaction. Patients don't care about your payer nightmares—they just want their care covered. Missteps in prior authorization can lead to unexpected bills, causing unnecessary stress and potentially driving patients away.

A Forward-Looking Approach

The world of prior authorization isn't going away. In fact, it's likely to grow as payers continue to tighten cost controls. The smart move is to embrace it. Invest time and resources now into building a robust prior authorization process. It’s more than just getting paid—it's about providing a seamless experience for your patients and keeping your practice financially healthy.

Don't let auth-related denials become a thorn in your side. Tackle them head-on with structured workflows, knowledgeable staff, and the right tools. Your practice's financial health—quite literally—depends on it.

Upgrade to Arrow for more features

OpenRCM answers your billing questions. Arrow puts your A/R on autopilot, supercharging your billing team to do more.

  • Automate A/R follow-up

  • Resolve denials faster

  • Track real-time revenue

  • Collaborate with your team in one place

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Try OpenRCM for free

Upgrade to Arrow for more features

OpenRCM answers your billing questions. Arrow puts your A/R on autopilot, supercharging your billing team to do more.

  • Automate A/R follow-up

  • Resolve denials faster

  • Track real-time revenue

  • Collaborate with your team in one place

Arrow-CoreExchange
Arrow-CoreExchange

Try OpenRCM for free

Upgrade to Arrow for more features

OpenRCM answers your billing questions. Arrow puts your A/R on autopilot, supercharging your billing team to do more.

  • Automate A/R follow-up

  • Resolve denials faster

  • Track real-time revenue

  • Collaborate with your team in one place

Arrow-CoreExchange
Arrow-CoreExchange

Upgrade to Arrow for more features

OpenRCM answers your billing questions. Arrow puts your A/R on autopilot, supercharging your billing team to do more.

  • Automate A/R follow-up

  • Resolve denials faster

  • Track real-time revenue

  • Collaborate with your team in one place

Arrow-CoreExchange
Arrow-CoreExchange