Emergency care denials are among the most legally protected — and potentially illegal — denials an insurer can make. Federal law provides sweeping protections for emergency care that most insurers know about but sometimes violate. If your emergency care claim was denied, you have powerful legal tools at your disposal.
The Prudent Layperson Standard — Your Core Protection
The most important concept in emergency care appeals is the "prudent layperson standard." Under ACA §1932(b)(2), the No Surprises Act (26 U.S.C. §9816), and earlier legislation, coverage of emergency services must be based on whether a prudent layperson with average knowledge of health and medicine would have reasonably concluded that the presenting circumstances required emergency care.
This is a subjective standard based on your symptoms at the time you went to the ER — not the diagnosis you received after evaluation. The insurer CANNOT deny an emergency visit based on the final diagnosis. If your chest pain turned out to be acid reflux rather than a heart attack, the emergency visit is still covered because a prudent layperson with chest pain would reasonably go to the ER.
Symptoms That Are Always Emergency-Level
Courts and regulators have consistently found that the following symptoms justify emergency care under the prudent layperson standard: chest pain or pressure, difficulty breathing, severe abdominal pain, sudden severe headache, signs of stroke (facial drooping, arm weakness, speech difficulty), major trauma, loss of consciousness, severe allergic reactions (anaphylaxis), and active labor.
The No Surprises Act (Effective January 1, 2022)
The No Surprises Act created major new protections for emergency care patients. Under 26 U.S.C. §9816, 29 U.S.C. §1185e, and 42 U.S.C. §300gg-111:
- Health plans must cover emergency services at out-of-network facilities without prior authorization
- Plans must pay emergency services at in-network cost-sharing levels regardless of the provider's network status
- Balance billing by out-of-network emergency providers is prohibited for most situations
- Plans must calculate cost-sharing based on the "qualifying payment amount" (generally the median in-network rate)
Types of Emergency Care Denials
1. "Non-Emergency" Retrospective Denials
The insurer reviews your claim after the fact and decides your visit was not a true emergency based on the final diagnosis. This is the most common type and directly violates the prudent layperson standard when your presenting symptoms justified an emergency visit.
2. Prior Authorization Required
The insurer claims prior authorization was needed for emergency care. Under ACA §2719A and No Surprises Act regulations, prior authorization cannot be required for emergency services. This is a clearly illegal denial.
3. Out-of-Network Facility Denial
The insurer denies or underpays because you went to an out-of-network hospital in an emergency. Under federal law, this is not grounds for denial. See our Out-of-Network Appeals guide.
4. Balance Billing Issues
The emergency provider bills you for amounts above what insurance paid. For non-grandfathered plans, this violates the No Surprises Act for most emergency situations.
How to Appeal an Emergency Care Denial
- Document your symptoms at the time of the emergency visit, not the final diagnosis
- Obtain the ER triage documentation showing your presenting symptoms and chief complaint
- Write an appeal that explicitly invokes the prudent layperson standard
- Cite the No Surprises Act and ACA §2719A for any prior authorization claim
- If the insurer cited your final diagnosis, specifically note that the standard is based on presenting symptoms, not final diagnosis
- For balance billing issues, file a complaint with the No Surprises Help Desk at 1-800-985-3059
File a Regulatory Complaint
Emergency care denials that violate the No Surprises Act or prudent layperson standard should be reported to regulators as well as appealed. For marketplace and fully-insured plans, file with your State Insurance Commissioner. For employer plans, file with DOL EBSA. For No Surprises Act violations specifically: No Surprises Help Desk at 1-800-985-3059. Regulatory complaints often resolve faster than formal appeals and can result in plan-wide fixes that benefit other patients.