No Surprises Act in Medical Billing

April 23, 2026

No-Surprises-Act-In-Medical-Billing

Surprise medical billing used to happen when patients unknowingly received care from out-of-network providers. This was common during emergencies or even inside in-network hospitals. Patients often received bills they did not expect and could not plan for.

According to research, nearly 1 in 5 insured adults in the U.S. has received a surprise medical bill. This clearly shows how common these situations are and why clear billing rules, such as those introduced under the No Surprises Act, are important.

To address this, the No Surprises Act introduced rules that change how medical billing works. This guide explains what the law means and how providers can manage its requirements.

Why the No Surprises Act Demands Immediate Attention

The No Surprises Act has moved medical billing into a more regulated environment. General billing practices alone do not meet current requirements. Providers now need clear, consistent processes that align with specific federal requirements.

Billing complexities arise frequently, especially when patients have limited control over provider selection. According to research, about 18% of emergency visits involve at least one out-of-network claim.

This is not something providers can choose to follow later. It is a federal requirement. Any practice that works with insured patients needs to align its billing processes accordingly. Even small gaps can lead to issues.

The impact is both financial and operational. Incorrect billing can affect revenue and create unnecessary complications.

  • Claims may be denied or underpaid
  • Payments can be delayed
  • Patient disputes may increase
  • Practices may face audits or penalties

Many teams assume their current process is fine. In reality, small inconsistencies in documentation or billing logic can create compliance gaps.

Example:

A patient visits an in-network hospital for emergency care. An out-of-network specialist is involved in treatment. The patient should only be charged in-network rates. If the billing process is not handled correctly, the claim may be denied or flagged. This can delay payment and create avoidable compliance risk.

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Where Most Medical Billing Processes Fail Under NSA

Medical billing now operates under stricter compliance expectations. Small gaps in processes can affect claims and payment timelines. Many practices do not notice these issues until they begin to impact daily operations.

These are the common areas where most billing processes fail.

Out-of-Network Billing Errors

Out-of-network billing remains a common issue under the NSA. Many practices still rely on processes that do not fully match current federal rules. As a result, charges may be applied incorrectly, or claims may not reflect required patient protections. These issues often appear later as denials or disputes.

Missing Good Faith Estimates

Good Faith Estimates are a required part of the billing process for certain patients. However, some practices miss this step or provide incomplete information. This can create confusion for patients and increase the risk of disputes.

Incorrect Patient Cost Sharing

Patient cost-sharing must adhere to specific limits under the NSA. If calculations are not accurate, patients may receive charges that exceed allowed amounts. Even small errors can lead to complaints or delays in reimbursement.

Lack of Documentation

Documentation supports billing accuracy. When records are incomplete or unclear, it becomes difficult to justify claims during audits or dispute reviews. In such cases, even valid claims may face challenges.

Do you know?

These issues often remain hidden within routine processes. They usually come to light after a denial, delayed payment, or patient concern. This is when many practices begin to identify gaps in their billing systems.

How the No Surprises Act Changes Your Billing Workflow

The No Surprises Act introduces specific requirements that affect how billing steps are handled in certain situations. As a result, teams need to adjust how information is collected, verified, and processed across different stages of care.

Before vs After NSA

Before these requirements, insurance in medical billing often followed standard rules without detailed checks for patient protection scenarios. Now, teams must identify when NSA applies and follow defined steps to ensure correct billing and patient cost responsibility.

Pre-Service Cost Estimation and Patient Intake

For uninsured or self-pay patients, providers must share a Good Faith Estimate before scheduled services or upon request. This requires intake teams to collect accurate and complete information early. According to the Centers for Medicare & Medicaid Services, estimates should reflect reasonably expected charges. This step helps set clear expectations before care begins.

Insurance Verification and Eligibility

Verification now includes checking whether a service falls under protected situations defined by the NSA. This ensures that correct cost-sharing rules are applied from the beginning and reduces the risk of billing errors later.

Coding, Billing, and Claim Submission

When NSA applies, billing must reflect in-network cost-sharing limits. This affects how claims are prepared and reviewed. Accurate coding and billing details help reduce rework and prevent delays.

According to the Massachusetts Health Policy Commission, about 20.4% of claims required additional review or follow-up. This highlights how small billing inaccuracies can increase administrative workload.

Do you know?

The No Surprises Act does not set the final payment amount between providers and health plans. It only limits what the patient is required to pay in certain situations.

Patient Communication and Required Notices

Providers need to share required notices and discuss expected costs before services. Clear communication helps patients understand their financial responsibility and reduces confusion.

Front Desk and Billing Team Coordination

These changes require better coordination between the front desk and billing teams. Information collected at intake must align with billing actions later. Strong coordination helps reduce errors and ensures smoother workflows.

System and Workflow Alignment

EHR and billing systems support these requirements by storing estimates, notices, and billing details. When systems work together, teams can manage information more efficiently and reduce manual effort.

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Key Compliance Requirements Providers Cannot Ignore

Certain billing steps now require clear actions from providers in specific situations. NSA to be done so billing stays clear, correct, and consistent for patients.

Balance Billing Restrictions

In covered situations, patients are not billed beyond in-network cost-sharing limits. This applies to emergency care and certain services delivered at in-network facilities under NSA.

Providers need to review each case before final billing to confirm whether these protections apply. If they do, patient responsibility must stay within defined limits.

Good Faith Estimate Requirements

Providers and facilities are required to give uninsured or self-pay patients a Good Faith Estimate of expected charges before scheduled services or upon request. The estimate includes reasonably expected costs for items and services related to care, similar to how a superbill in medical billing provides a detailed breakdown of services and charges.

Emergency Services Rules

Emergency services are generally billed using in-network cost-sharing rules for covered services, even when care involves out-of-network providers. Patient charges in these situations must align with in-network cost-sharing requirements.

Billing teams need to recognize emergency cases early so that the correct billing approach is applied from the start.

Disclosure Requirements

Patients must receive clear information about their rights and billing protections under the law. These disclosures help explain when protections apply and what patients can expect.

Practices should ensure that required notices are available and shared at the appropriate stage of care. Staff awareness and consistency play an important role in meeting this requirement.

What to keep in mind?

These requirements apply at different points in the billing process. When each step is handled with clarity and consistency, it becomes easier to maintain alignment with current regulations.

How Billing Gaps Can Lead to Audits, Disputes, and Revenue Issues

When billing steps are not handled as required, the impact does not always appear immediately. In many cases, it shows up through delays, added workload, or payment issues that affect overall operations.

Disputes and IDR Complexity

In certain situations, payment disagreements between providers and payers move into the Independent Dispute Resolution process under the No Surprises Act. This process requires documentation, review, and coordination between both parties.

Federal data shows that over 1 million disputes were submitted within just six months, which reflects how frequently billing disagreements now move into formal review processes.

Audit Exposure and Review Pressure

Billing activity may be reviewed when the required steps are not applied consistently. These reviews often focus on whether the correct process was followed and whether documentation supports the charges.

This creates a need for clear, consistent records across all applicable cases. Without that clarity, even standard billing activity may require additional explanation during reviews.

Claim Denials and Payment Delays

When billing does not align with defined requirements, claims may require correction or resubmission. This can slow down the payment cycle and increase follow-up work for billing teams.

Over time, repeated delays can affect how steadily revenue moves through the system and how efficiently teams manage their workload.

Administrative Workload and Revenue Flow

As these issues build, teams often spend more time on rework, communication, and follow-ups. This can reduce operational efficiency and place additional pressure on internal resources.

How Expert Billing Support Helps Ensure Compliance and Financial Stability

Clear processes and the right support can make NSA-related billing easier to manage and more consistent across daily operations. There are different steps to follow, and small details can affect how billing is handled.

Here is how the right support makes it easier to keep things clear and consistent across daily work.

Identifying Covered Billing Scenarios

At times, it can be difficult to tell if a situation falls under the law. Details like where care is provided or which provider is involved can change how billing rules apply. Taking time to review each case carefully can help billing teams choose the right approach and avoid confusion later.

💡 Pro Tip:

In medical billing and revenue cycle management, accurate intake is the foundation. Always confirm patient details before preparing estimates or notices to avoid rework and keep documentation clean.

Accurate Estimates, Notices, and Documentation

Small gaps in information can affect estimates and required notices. When details are clear and complete, it becomes easier to prepare documents correctly. According to the Centers for Medicare & Medicaid Services, Good Faith Estimates should reflect reasonably expected charges based on available information. Keeping records organized also helps when questions come up later.

Improved Billing Workflows and Fewer Errors

When steps are followed in a consistent way, daily billing tasks feel more manageable. Clear coordination between teams helps ensure that the right information is available at the right time, especially in setups where practices outsource medical billing to maintain more structured workflows.

Research published through the National Center for Biotechnology Information shows that billing situations can become complex and require careful handling, with about 39% of emergency department visits previously resulting in an out-of-network bill.

This makes structured workflows and accurate billing processes especially important to manage claims correctly and avoid unnecessary issues.

💡 Pro Tip:

Before finalizing a bill, take a moment to double-check if the case falls under the No Surprises Act protections. A quick review at this stage can help avoid rework later.

Payer Communication and Dispute Support

Sometimes, billing teams need to follow up with health plans to clarify payments or claim details. Clear and organized communication can make these conversations easier. It also helps keep track of what has been discussed and what steps may be needed next.

Reduced Claim Issues and Cash Flow Support

When billing information is complete, and processes stay consistent, it becomes easier to manage claims and payments. Fewer issues during submission can help avoid delays. Over time, this can support more predictable payment timelines.

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Conclusion

The No Surprises Act has changed how billing works, and it can feel challenging to manage at first. But it becomes easier when teams follow the right steps and stay organized. With a clear approach to estimates, documentation, and billing workflows, it becomes easier to manage requirements and handle daily billing tasks more smoothly.

Need Help Managing No Surprises Act Billing?

If your billing process feels inconsistent or difficult to manage, it may be time to bring structure and clarity to your workflow. With the right support, you can improve accuracy, reduce delays, and stay aligned with current requirements.

Support your billing operations with structured medical coding services that help keep your processes clear and consistent.

Build a Consistent Billing Practice Under the No Surprises Act

Handling billing under the No Surprises Act becomes easier when processes stay clear and consistent. When teams follow the right steps and keep information organized, it helps reduce confusion and keeps billing on track.

References:

https://jamanetwork.com/journals/jama/fullarticle/2760721

https://www.dol.gov/agencies/ebsa/laws-and-regulations/laws/no-surprises-act

https://www.cms.gov/files/document/gfe-and-ppdr-requirements-slides.pdf

https://www.kff.org/affordable-care-act/no-surprises-act-implementation-what-to-expect-in-2022/

https://www.ncbi.nlm.nih.gov/books/NBK616493/

https://www.healthcare.gov/coverage/what-marketplace-plans-cover/

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