The No Surprises Act in 2026: What Your Practice Must Do to Stay Compliant

What the law actually bans

The No Surprises Act protects patients from surprise balance bills in three situations: emergency services, non-emergency services delivered by out-of-network providers at in-network facilities, and air ambulance transport. In those cases you cannot bill the patient more than their in-network cost-sharing. The difference between your charge and that amount is settled with the payer — not the patient — through the federal Independent Dispute Resolution (IDR) process.

Good Faith Estimates: your biggest day-to-day obligation

Since January 1, 2022, any uninsured or self-pay patient who schedules care — or simply asks — must receive a written Good Faith Estimate (GFE) of expected charges. The estimate must include the primary service plus reasonably expected related items, coded and itemized, and be delivered within defined timeframes (generally 1 business day for services scheduled at least 3 business days out, and 3 business days for services scheduled at least 10 days out).

The GFE is where most practices slip. It is a routine, high-volume task — which is exactly why it gets missed.

The $400 rule that turns an estimate into a liability

If your final billed charges come in $400 or more above the GFE, the patient can challenge the bill through the patient-provider dispute resolution (PPDR) process. A dispute means an independent reviewer decides what the patient owes — and it means administrative time you will not be paid for. The fix is boringly effective: build accurate, complete estimates and document any change in the plan of care that justifies a higher final charge.

What changed in 2026 — and why it helps providers

In 2026, CMS finalized operational updates to the payer-provider IDR process that address two long-standing provider complaints:

• Batching up to 50 items. You can now combine as many as 50 items and services into a single payment dispute, cutting the per-claim overhead that made small disputes not worth filing.
• A lower fee. The administrative fee each party pays to initiate a dispute was reduced to $15, widening access to the process.

Where practices lose money on this

Two things quietly drain revenue here: missed or inaccurate GFEs that end in PPDR disputes, and out-of-network claims underpaid by the plan's qualifying payment amount that never get taken to IDR. Both are solvable with disciplined workflows — the same front-end accuracy and back-end follow-up that drive a healthy revenue cycle and effective denial and underpayment management.

Your 2026 compliance checklist

• Issue a coded, itemized GFE to every uninsured/self-pay patient, within the required timeframes.
• Keep final charges within $400 of the GFE — or document the clinical reason they changed.
• Post the required "Your Rights and Protections Against Surprise Medical Bills" notice.
• Flag out-of-network and emergency claims for IDR review instead of writing them off.
• Use 2026 batching to bundle small disputes and file them together.
• Train front-desk and billing staff on the timeframes — this is where compliance breaks.

The bottom line

The No Surprises Act rewards practices with tight front-end estimates and disciplined back-end follow-up — and in 2026 it finally makes fighting underpayments worthwhile. If you'd rather not police all of this in-house, ImmediCare Solutions builds it into the billing workflow across 50+ specialties. Start with a free billing audit.