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Is Out-of-Network Billing the Biggest Challenge for Physicians?

Published Date - May 20, 2026 Modified Date - May 20, 2026 6 min read
Is Out-of-Network Billing the Biggest Challenge for Physicians?

Yes, Out-of-Network Billing has become one of the most operationally disruptive challenges facing physicians in 2025 and 2026. It is not just about getting paid less. It is about getting caught in a federal dispute system that processed nearly 1.2 million cases in the first half of 2025 alone — and still left thousands of providers empty-handed even after winning arbitration awards.

If you run a practice and you are dealing with claim rejections, Qualifying Payment Amount (QPA) underpayments, or Good Faith Estimate (GFE) compliance, you are not alone. This is where revenue cycle management breaks down for most physician groups, and understanding why is the first step to fixing it.

Why Out-of-Network Billing Got So Much Harder After 2022

The No Surprises Act (NSA), effective January 1, 2022, was designed to protect patients. And it did — balance billing for most emergency and facility-based services is now prohibited. But the law essentially transferred the financial risk from patients to providers.

Here is what physicians are dealing with in real numbers:

  • According to CMS data (updated May 2025), approximately 20% of disputes submitted to the federal Independent Dispute Resolution (IDR) portal were deemed ineligible, meaning providers wasted time, money, and staff hours for nothing. 
  • The IDR administrative fee for providers has increased significantly, making it financially impractical to file disputes for lower-dollar claims.
  • In June 2025, the Fifth Circuit ruled in Guardian Flight, LLC v. Health Care Service Corporation that the NSA does not give providers a private right of action to sue insurers directly when they refuse to pay an IDR award. (Source: Fifth Circuit, June 2025)

So yes — a physician can win arbitration and still not get paid. That is not a billing problem. That is a revenue integrity problem.

The QPA Problem Nobody Talks About Enough

The Qualifying Payment Amount is the insurer’s median contracted rate for a service in a geographic area. Under the NSA, it is supposed to be one factor the arbitrator considers — not the final word.

Courts have pushed back on this. The Texas Medical Association (TMA) successfully challenged regulations that effectively made the QPA a “presumptive” benchmark, arguing it unfairly tilted arbitration toward payers. Courts largely sided with providers. But payers have not stopped submitting QPA figures as their anchor in disputes.

What this means for physicians:

To win an IDR case, you need to demonstrate the provider’s training and specialization, the complexity of the specific case, the local market rate, and outcomes data.

Most in-house billing staff are not equipped to compile this type of submission. That is exactly why so many practices now partner with a dedicated revenue integrity partner to manage out-of-network disputes strategically rather than reactively.

In-Network vs. Out-of-Network Billing: What Has Actually Changed

Feature In-Network Billing Out-of-Network Billing (Post-NSA)
Rate Basis Pre-negotiated contract rates QPA or IDR arbitration award
Patient Cost-Sharing Standard copay/coinsurance Capped at in-network cost-sharing
Balance Billing Not allowed by contract Prohibited for most covered services
Dispute Process Internal appeal under contract terms 30-day open negotiation + Federal IDR
GFE Requirement Not applicable Required for uninsured/self-pay patients
Admin Burden Standard claim submission High — IDR filing, QPA tracking, GFE compliance
Enforcement Risk Contract remedies Limited — no private right of action under NSA

The administrative gap between the two columns is where practices lose money. It is not the billing itself — it is the compliance infrastructure required to support it.

Three Operational Risks Physicians Cannot Ignore in 2026

1. Directory Inaccuracies Cost You Money

Payers must now verify provider directory listings every 90 days and update changes within two business days. If a patient receives what they believe is in-network care because your directory listing is outdated, the payer can limit your reimbursement to in-network rates — even if you are out-of-network. This is a silent revenue leak that most practices are not tracking.

2. Good Faith Estimates Trigger Formal Disputes

For uninsured or self-pay patients, providers must issue a GFE at least three business days before a scheduled service. If the final bill exceeds the estimate by $400 or more, the patient can initiate a Patient-Provider Dispute Resolution (PPDR) process through CMS. 

Most practices have not built a reliable GFE workflow. One missed estimate can open a formal dispute — and a pattern of misses can draw CMS attention.

3. Batch Filing Rules Are Strict

The IDR process has specific rules about which claims can be batched together. Filing ineligible claims in a batch wastes the entire submission fee and resets your dispute timeline. Getting this right requires someone who reads the CMS guidance updates — not someone managing billing as a secondary responsibility.

What It Actually Takes to Win on Out-of-Network Claims

Professional medical billing services with specific NSA expertise follow a structured approach: audit your current out-of-network claim inventory, identify disputes with a strong QPA variance, compile supporting documentation — specialty credentials, case complexity, local market comparables — and submit batched IDR filings that meet the eligibility criteria.

They also track payer compliance on IDR awards, because enforcement does not happen automatically.

If your practice is operating without this infrastructure, you are likely leaving a significant portion of your out-of-network revenue uncollected. Medical billing and coding services built for the post-NSA environment treat this as a strategic function, not a clerical one.

For a clear picture of what professional support costs relative to what you are likely leaving behind, review MBC’s transparent pricing structure and see how it maps to your claim volume.

Ready to Stop Losing Money on Out-of-Network Claims?

Out-of-Network Billing disputes do not resolve themselves. Between ineligible IDR filings, QPA anchoring, GFE compliance gaps, and directory errors, the revenue leakage is real and measurable.

Medical Billers and Coders (MBC) has worked with physician groups across 32+ specialties for over 25 years. We bring specialty-specific RCM expertise, IDR-ready documentation, and a compliance-first approach to every out-of-network claim we manage.

Talk to our team today:

Phone: 888-357-3226

Email: info@medicalbillersandcoders.com

FAQs

1. Does the No Surprises Act cover all out-of-network services?

No. It covers emergency services, non-emergency services by out-of-network providers at in-network facilities, and air ambulance services. Ground ambulances are currently excluded.

2. What happens if I win an IDR arbitration but the insurer does not pay?

As of June 2025, providers cannot sue insurers directly under the NSA to enforce an unpaid IDR award. You may need to pursue state-level remedies depending on your location and payer type.

3. Can I ask a patient to waive NSA protections for non-emergency care?

Only in very specific circumstances. You cannot obtain waivers for ancillary services — anesthesiology, radiology, pathology — provided at an in-network facility.

4. How long does the IDR process take from start to finish?

After a 30-business-day open negotiation period with the payer, the IDR process begins. A binding decision is typically issued within 30 days, and payment must follow within 30 calendar days of the award.

5. What is the administrative fee for providers to file an IDR dispute?

Federal IDR administrative fees have increased and are subject to ongoing legal challenges. They vary by dispute type and have made filing low-dollar claims cost-prohibitive for many practices. Consult the CMS IDR fee schedule for current rates.

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