Anthem says my ER visit was not an emergency, but I did not know that at the time. Does that matter?

It is the whole point. The prudent layperson standard asks whether a reasonable person with your symptoms would have believed emergency care was needed — not what the diagnosis turned out to be. Denials that reason backward from the discharge diagnosis are the most appealable ER denials there are.

What single document helps most?

The triage note. It records your symptoms and vital signs at arrival, before the diagnosis existed, which is exactly what the standard is measured against. Request it from the hospital medical records department along with the full ER record.

What if a nurse line or my doctor told me to go to the ER?

Get it in writing or find the call record and put it front and center. If the plan's own nurse line directed you to the emergency room, the plan is in a very weak position denying the visit as unnecessary.

Guides · Anthem · appeals · Updated August 2026

How to appeal an Anthem emergency room denial

An ER denial that says your visit was not a true emergency is judging your final diagnosis, not your symptoms at the door. The law says that is backwards — and that gap is the entire appeal.

Why Anthem denies this

Anthem, part of Elevance Health, drew national scrutiny for reviewing emergency claims against the discharge diagnosis and denying visits deemed avoidable, a policy that was rolled back and narrowed after pushback from state regulators and emergency physicians. Retrospective review by final diagnosis is still the shape of the denial you are likely to see. It is legally vulnerable, because federal law applies the prudent layperson standard: emergency coverage is judged by whether a reasonable person without medical training, experiencing your symptoms, would have believed they needed emergency care. Chest pain that turns out to be reflux still meets that standard. So does abdominal pain that turns out not to be appendicitis. The denial is testing your outcome; the law tests your symptoms at the time.

What wins the appeal

Build the appeal around what you felt and what you were told, in that order. Get the ER triage note and nursing intake, which record your presenting symptoms and vital signs before anyone knew the diagnosis — this is the strongest single document, because it is contemporaneous. Write a short first-person timeline: the symptoms, their severity and how fast they came on, and what you feared. If a nurse line, an on-call doctor, a telehealth service, or 911 told you to go to the ER, get that documentation — being directed to the ER largely settles it. Quote the prudent layperson standard directly in your letter and state that judging the visit by the discharge diagnosis violates it. If the visit was after hours or the urgent care was closed, say so. If the internal appeal fails, take it to external review, and file a complaint with your state insurance department — regulator attention on ER denials specifically is high. Anthem commercial appeals generally allow 180 days; Medicare Advantage runs a 60-day clock.

Your deadline

Depends on your plan type: 180 days for most employer and marketplace plans, 120 for Original Medicare, ~90 for Medicaid, and only 65 for Medicare Advantage. Set it before you do anything else.

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Common questions

Anthem says my ER visit was not an emergency, but I did not know that at the time. Does that matter?: It is the whole point. The prudent layperson standard asks whether a reasonable person with your symptoms would have believed emergency care was needed — not what the diagnosis turned out to be. Denials that reason backward from the discharge diagnosis are the most appealable ER denials there are.
What single document helps most?: The triage note. It records your symptoms and vital signs at arrival, before the diagnosis existed, which is exactly what the standard is measured against. Request it from the hospital medical records department along with the full ER record.
What if a nurse line or my doctor told me to go to the ER?: Get it in writing or find the call record and put it front and center. If the plan's own nurse line directed you to the emergency room, the plan is in a very weak position denying the visit as unnecessary.